<div dir="ltr"><div><div>Hello,<br><br></div>I have recently upgraded from lttng 2.10 to 2.13 as part of servers migration from buster to bookworm.<br><br></div><div>lttng 2.10.6 - KeKriek to lttng 2.13.9 - Nordicité<br><br></div><div>I see an increase in memory consumption upto 11Gig after my recent upgrade.</div><div><br></div><div><div><br></div><div>In buster</div><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)"><br>root</span><span style="color:rgb(212,212,212)">@</span><span style="color:rgb(204,204,204)">localhost:</span><span style="color:rgb(212,212,212)">~</span><span style="color:rgb(106,153,85)"># top -b -n 1 | grep lttng<br></span><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)"> PID USER PR NI VIRT RES SHR S </span><span style="color:rgb(212,212,212)">%</span><span style="color:rgb(204,204,204)">CPU </span><span style="color:rgb(212,212,212)">%</span><span style="color:rgb(204,204,204)">MEM TIME</span><span style="color:rgb(212,212,212)">+</span><span style="color:rgb(204,204,204)"> COMMAND</span></div></div></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4296</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1003676</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">19616</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4608</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.1</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">00.67</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">sessiond</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4297</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">44260</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">800</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">00.00</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">runas</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4643</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">5838512</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">10396</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">9204</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">09.24</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">consumerd</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4646</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">48048</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">544</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">00.00</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">runas<br><br></span></div></div><div><br></div><div>In bookworm <br><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)">In bookworm.</span></div><div><span style="color:rgb(204,204,204)">root</span><span style="color:rgb(212,212,212)">@</span><span style="color:rgb(204,204,204)">edgecore</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(244,71,71)">40XKE</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">j2</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(181,206,168)">101</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(181,206,168)">32</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(212,212,212)">~</span><span style="color:rgb(106,153,85)"># top -b -n 1 | grep lttng<br></span><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)"> PID USER PR NI VIRT RES SHR S </span><span style="color:rgb(212,212,212)">%</span><span style="color:rgb(204,204,204)">CPU </span><span style="color:rgb(212,212,212)">%</span><span style="color:rgb(204,204,204)">MEM TIME</span><span style="color:rgb(212,212,212)">+</span><span style="color:rgb(204,204,204)"> COMMAND</span></div></div></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4824</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1098824</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">13336</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">5980</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">11.8</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">03.46</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">s</span><span style="color:rgb(212,212,212)">+</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4825</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">48872</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">2188</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1012</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">00.00</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">r</span><span style="color:rgb(212,212,212)">+</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4841</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">11.</span><span style="color:rgb(244,71,71)">5g</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">11.</span><span style="color:rgb(244,71,71)">0g</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">11.</span><span style="color:rgb(244,71,71)">0g</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">35.4</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">2</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">33.33</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">c</span><span style="color:rgb(212,212,212)">+</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4843</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">3680</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1160</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">816</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">00.23</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">r</span><span style="color:rgb(212,212,212)">+</span></div><div><span style="color:rgb(204,204,204)"> </span></div></div><br></div><div><br></div><div>I have a python script which was used to enable channels, these were the parameters I was using<div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)">large_channels_sz </span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4000000</span></div><div><span style="color:rgb(204,204,204)">medium_channels_sz </span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">200000</span></div><div><span style="color:rgb(204,204,204)">small_channels_sz </span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">10000</span></div><br><div><span style="color:rgb(204,204,204)">num_large </span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4</span></div><div><span style="color:rgb(204,204,204)">num_medium </span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4</span></div><div><span style="color:rgb(204,204,204)">num_small </span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4<br><br></span><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(86,156,214)">def</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(220,220,170)">enable_channel</span><span style="color:rgb(204,204,204)">(</span><span style="color:rgb(156,220,254)">channels</span><span style="color:rgb(204,204,204)">, </span><span style="color:rgb(156,220,254)">session</span><span style="color:rgb(204,204,204)">, </span><span style="color:rgb(156,220,254)">subbuf_size</span><span style="color:rgb(204,204,204)">, </span><span style="color:rgb(156,220,254)">subbuf_num</span><span style="color:rgb(204,204,204)">):</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(197,134,192)">for</span><span style="color:rgb(204,204,204)"> c </span><span style="color:rgb(197,134,192)">in</span><span style="color:rgb(204,204,204)"> channels:</span></div><div><span style="color:rgb(204,204,204)"> call([</span><span style="color:rgb(206,145,120)">'lttng'</span><span style="color:rgb(204,204,204)">, </span><span style="color:rgb(206,145,120)">'enable-channel'</span><span style="color:rgb(204,204,204)">, </span><span style="color:rgb(206,145,120)">'-u'</span><span style="color:rgb(204,204,204)">, c, </span><span style="color:rgb(206,145,120)">'-s'</span><span style="color:rgb(204,204,204)">, session, </span><span style="color:rgb(206,145,120)">'--subbuf-size'</span><span style="color:rgb(204,204,204)">,</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(78,201,176)">str</span><span style="color:rgb(204,204,204)">(subbuf_size), </span><span style="color:rgb(206,145,120)">'--num-subbuf'</span><span style="color:rgb(204,204,204)">, </span><span style="color:rgb(78,201,176)">str</span><span style="color:rgb(204,204,204)">(subbuf_num),],</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(156,220,254)">stdout</span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)">devnull, </span><span style="color:rgb(156,220,254)">stderr</span><span style="color:rgb(212,212,212)">=</span><span style="color:rgb(204,204,204)">subprocess.STDOUT)<br><br></span><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)"> enable_channel(large_channels, def_session, large_channels_sz, num_large)</span></div><div><span style="color:rgb(204,204,204)"> enable_channel(medium_channels, def_session, medium_channels_sz, num_medium)</span></div><div><span style="color:rgb(204,204,204)"> enable_channel(small_channels, def_session, small_channels_sz, num_small)<br><br></span></div></div><br></div></div><br></div><div>there are total 16 large channels and 6 medium channels and no small channels.</div></div><br></div><div><br></div><div>The
total size for all these session cominded turn out to be machine
roughly 7GB on my 32 core machine, which is still less that the amount
of memory used by the lttng-consumerd.<br><br></div><div>I only have default session configured and nothing else<br><br><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)">root</span><span style="color:rgb(212,212,212)">@</span><span style="color:rgb(204,204,204)">edgecore</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(244,71,71)">40XKE</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">j2</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(181,206,168)">101</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(181,206,168)">32</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(212,212,212)">~</span><span style="color:rgb(106,153,85)"># lttng list</span></div><div><span style="color:rgb(204,204,204)">Available recording sessions:</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1</span><span style="color:rgb(204,204,204)">) default [active snapshot]</span></div><br><br></div><br></div><div><br></div><div>I
have seen that when only the channel are enable and no process which is
using lttng is running then, I see normal memory consumption.<br><br><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><br><div><span style="color:rgb(204,204,204)">root</span><span style="color:rgb(212,212,212)">@</span><span style="color:rgb(204,204,204)">edgecore</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(244,71,71)">40XKE</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">j2</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(181,206,168)">101</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(181,206,168)">32</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(212,212,212)">~</span><span style="color:rgb(106,153,85)"># top -b -n 1 | grep lttng</span></div><div><br><div><div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><div><span style="color:rgb(204,204,204)"> PID USER PR NI VIRT RES SHR S </span><span style="color:rgb(212,212,212)">%</span><span style="color:rgb(204,204,204)">CPU </span><span style="color:rgb(212,212,212)">%</span><span style="color:rgb(204,204,204)">MEM TIME</span><span style="color:rgb(212,212,212)">+</span><span style="color:rgb(204,204,204)"> COMMAND</span></div></div></div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4824</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1098184</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">12732</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">5376</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">03.15</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">s</span><span style="color:rgb(212,212,212)">+</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4825</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">48872</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">2188</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1012</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">00.00</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">r</span><span style="color:rgb(212,212,212)">+</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4841</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">536240</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4284</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">2400</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">2</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">09.32</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">c</span><span style="color:rgb(212,212,212)">+</span></div><div><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">4843</span><span style="color:rgb(204,204,204)"> root </span><span style="color:rgb(181,206,168)">20</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">3680</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">1160</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">816</span><span style="color:rgb(204,204,204)"> S </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0.0</span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(181,206,168)">0</span><span style="color:rgb(204,204,204)">:</span><span style="color:rgb(181,206,168)">00.23</span><span style="color:rgb(204,204,204)"> lttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">r</span><span style="color:rgb(212,212,212)">+</span></div></div><br><br></div><div>But, as soon as I run even an single process which is linked to lttng, and which is <b>not</b> using any lttng channel<div style="color:rgb(204,204,204);background-color:rgb(31,31,31);font-family:"JetBrainsMono Nerd Font",Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:12px;line-height:18px;white-space:pre-wrap"><br><div><span style="color:rgb(204,204,204)">liblttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">ust.so.1 </span><span style="color:rgb(212,212,212)">=></span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">lib</span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">x86_64</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">linux</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">gnu</span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">liblttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">ust.so.1 (</span><span style="color:rgb(86,156,214)">0x</span><span style="color:rgb(181,206,168)">00007fa867ea3000</span><span style="color:rgb(204,204,204)">)</span></div><div><span style="color:rgb(204,204,204)">liblttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">ust</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">common.so.1 </span><span style="color:rgb(212,212,212)">=></span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">lib</span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">x86_64</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">linux</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">gnu</span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">liblttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">ust</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">common.so.1 (</span><span style="color:rgb(86,156,214)">0x</span><span style="color:rgb(181,206,168)">00007fa86752d000</span><span style="color:rgb(204,204,204)">)</span></div><div><span style="color:rgb(204,204,204)">liblttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">ust</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">tracepoint.so.1 </span><span style="color:rgb(212,212,212)">=></span><span style="color:rgb(204,204,204)"> </span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">lib</span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">x86_64</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">linux</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">gnu</span><span style="color:rgb(212,212,212)">/</span><span style="color:rgb(204,204,204)">liblttng</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">ust</span><span style="color:rgb(212,212,212)">-</span><span style="color:rgb(204,204,204)">tracepoint.so.1 (</span><span style="color:rgb(86,156,214)">0x</span><span style="color:rgb(181,206,168)">00007fa86750b000</span><span style="color:rgb(204,204,204)">)</span></div></div><br></div><div>I
see an very high memory consumption of 5.5g and when i run all the
process then i see the total memory consumption reaching uptop 11G.</div><div><br></div><div><br></div><div>Do you have any hints on why this could be happening, <br><br></div><div>Thank You.</div><br></div></div>