---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5744 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 808 5181 4 2248 7133 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:aa:1b:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72472sec preferred_lft 72472sec inet6 fe80::f816:3eff:feaa:1bf4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5744) 03/19/26 _x86_64_ (2 CPU) 00:41:40 LINUX RESTART (2 CPU) 00:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.58 0.01 1.54 0.03 0.05 18.87 884.91 01:10:01 13.90 0.00 1.35 12.55 0.15 16.06 109160.89 01:20:25 1.35 0.00 1.32 0.02 0.28 15.92 1.17 01:30:01 2.14 0.33 1.77 0.05 41.39 78.12 454.87 01:40:02 1.35 0.00 1.33 0.01 0.00 16.17 1.08 01:50:25 1.36 0.00 1.35 0.01 0.00 16.15 0.58 02:00:01 1.58 0.00 1.56 0.02 0.00 19.68 0.35 02:10:01 1.38 0.00 1.38 0.00 0.00 16.96 0.09 02:20:05 1.39 0.00 1.39 0.00 0.00 16.71 0.05 02:30:01 1.61 0.00 1.59 0.02 0.00 19.89 0.38 02:40:01 1.18 0.00 1.18 0.00 0.00 14.68 0.00 02:50:25 14.90 13.03 1.82 0.05 145.45 42.30 6.13 03:00:01 1.61 0.00 1.59 0.01 0.00 19.82 225.20 03:10:01 1.56 0.00 1.56 0.01 0.00 19.11 216.58 03:20:15 1.39 0.00 1.39 0.00 0.00 16.71 0.00 03:30:01 1.57 0.00 1.56 0.02 0.00 19.50 221.65 03:40:01 1.48 0.02 1.46 0.00 2.15 17.65 0.04 03:50:25 1.37 0.00 1.37 0.00 0.00 16.41 0.00 04:00:01 1.59 0.00 1.57 0.01 0.00 19.33 225.30 04:10:01 1.38 0.00 1.38 0.00 0.00 16.29 0.00 04:20:25 1.47 0.00 1.47 0.00 0.00 17.30 0.00 04:30:01 23.07 3.13 17.61 2.33 235.10 3209.77 987.97 Average: 3.63 0.77 2.18 0.68 19.07 160.70 5108.56 00:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6303308 7550140 270540 3.33 30720 1421792 528380 5.76 443384 1183372 124 01:10:01 6300552 7547960 272652 3.35 30912 1422168 528380 5.76 443624 1183912 160 01:20:25 6300048 7548020 272500 3.35 31148 1422604 529676 5.77 441560 1184468 176 01:30:01 6247200 7524168 295824 3.64 31556 1450664 529504 5.77 453128 1201676 244 01:40:02 6255376 7533016 286980 3.53 31768 1451116 529536 5.77 453208 1202212 244 01:50:25 6255412 7533572 286336 3.52 31956 1451444 529536 5.77 453336 1202728 144 02:00:01 6258268 7536952 282976 3.48 32144 1451768 529672 5.77 453576 1203240 292 02:10:01 6263944 7543148 276596 3.40 32320 1452104 584748 6.37 458656 1203748 164 02:20:05 6271280 7551000 268912 3.31 32500 1452428 529672 5.77 453612 1204256 228 02:30:01 6271696 7552080 267812 3.29 32688 1452888 529736 5.77 453796 1204776 264 02:40:01 6274608 7555476 264412 3.25 32848 1453208 529760 5.77 453864 1205256 160 02:50:25 6203716 7541652 269172 3.31 36972 1497832 529892 5.77 454528 1253396 208 03:00:01 6192144 7530620 280144 3.44 37152 1498160 529956 5.77 454464 1253904 240 03:10:01 6187364 7526496 284232 3.50 37356 1498604 529956 5.77 454788 1254436 276 03:20:15 6187112 7526756 283980 3.49 37524 1498940 529956 5.77 454808 1254928 200 03:30:01 6191448 7531616 279100 3.43 37708 1499272 530020 5.77 454720 1255444 276 03:40:01 6180648 7521956 288748 3.55 37876 1500236 530020 5.77 455340 1256016 324 03:50:25 6178884 7520712 289972 3.57 38052 1500568 530020 5.77 455480 1256524 208 04:00:01 6173260 7515732 294928 3.63 38216 1501024 530020 5.77 455504 1257016 236 04:10:01 6173260 7516216 294432 3.62 38376 1501348 530028 5.77 455636 1257492 304 04:20:25 6173260 7516728 293920 3.61 38544 1501680 530020 5.77 455656 1258000 120 04:30:01 5255836 7424196 338312 4.16 91096 2232972 587648 6.40 581964 1996752 2748 Average: 6186301 7529464 283749 3.49 37247 1505128 534824 5.83 458847 1260616 334 00:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.65 0.08 0.09 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.34 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:20:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:25 ens3 0.38 0.11 0.11 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.60 0.32 3.20 0.06 0.00 0.00 0.00 0.00 01:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 0.29 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:25 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.25 0.16 0.07 0.65 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.14 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 0.14 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.15 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.24 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:25 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.27 0.09 0.10 0.06 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.31 0.09 0.10 0.05 0.00 0.00 0.00 0.00 03:40:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.25 0.06 0.08 0.04 0.00 0.00 0.00 0.00 03:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:25 ens3 0.14 0.02 0.04 0.01 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 0.17 0.07 0.07 0.04 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:20:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:25 ens3 0.14 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:30:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 04:30:01 ens3 57.75 38.80 306.49 10.53 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.76 1.76 13.58 0.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5744) 03/19/26 _x86_64_ (2 CPU) 00:41:40 LINUX RESTART (2 CPU) 00:50:09 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.17 0.01 0.03 99.51 01:00:01 0 0.08 0.00 0.18 0.01 0.03 99.69 01:00:01 1 0.50 0.00 0.15 0.01 0.02 99.32 01:10:01 all 0.25 0.00 0.08 0.03 0.03 99.62 01:10:01 0 0.06 0.00 0.08 0.01 0.03 99.83 01:10:01 1 0.44 0.00 0.09 0.05 0.02 99.41 01:20:25 all 0.29 0.00 0.07 0.01 0.03 99.60 01:20:25 0 0.15 0.00 0.08 0.01 0.03 99.73 01:20:25 1 0.42 0.00 0.06 0.01 0.02 99.48 01:30:01 all 0.43 0.00 0.21 0.02 0.02 99.32 01:30:01 0 0.53 0.00 0.19 0.02 0.02 99.25 01:30:01 1 0.33 0.00 0.23 0.03 0.03 99.39 01:40:02 all 0.26 0.00 0.07 0.01 0.03 99.63 01:40:02 0 0.47 0.00 0.04 0.02 0.02 99.45 01:40:02 1 0.06 0.00 0.09 0.01 0.03 99.81 01:50:25 all 0.25 0.00 0.07 0.01 0.03 99.64 01:50:25 0 0.24 0.00 0.07 0.00 0.02 99.66 01:50:25 1 0.26 0.00 0.07 0.01 0.03 99.62 02:00:01 all 0.26 0.00 0.16 0.01 0.03 99.55 02:00:01 0 0.19 0.00 0.18 0.00 0.03 99.60 02:00:01 1 0.32 0.00 0.14 0.02 0.02 99.49 02:10:01 all 0.26 0.00 0.07 0.01 0.02 99.63 02:10:01 0 0.29 0.00 0.07 0.01 0.02 99.61 02:10:01 1 0.23 0.00 0.07 0.02 0.03 99.66 02:20:05 all 0.23 0.00 0.07 0.01 0.02 99.67 02:20:05 0 0.06 0.00 0.08 0.00 0.02 99.83 02:20:05 1 0.40 0.00 0.06 0.02 0.02 99.50 02:30:01 all 0.24 0.00 0.17 0.02 0.01 99.56 02:30:01 0 0.07 0.00 0.17 0.03 0.02 99.72 02:30:01 1 0.41 0.00 0.16 0.01 0.01 99.41 02:40:01 all 0.25 0.00 0.07 0.01 0.01 99.66 02:40:01 0 0.06 0.00 0.09 0.01 0.02 99.83 02:40:01 1 0.43 0.00 0.06 0.02 0.01 99.48 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:25 all 0.26 0.18 0.14 0.13 0.02 99.28 02:50:25 0 0.20 0.18 0.13 0.13 0.02 99.35 02:50:25 1 0.31 0.17 0.15 0.14 0.02 99.22 03:00:01 all 0.26 0.00 0.17 0.01 0.01 99.54 03:00:01 0 0.26 0.00 0.16 0.01 0.01 99.56 03:00:01 1 0.26 0.00 0.18 0.01 0.02 99.53 03:10:01 all 0.29 0.00 0.08 0.01 0.02 99.61 03:10:01 0 0.39 0.00 0.08 0.02 0.01 99.50 03:10:01 1 0.18 0.00 0.08 0.01 0.02 99.72 03:20:15 all 0.25 0.00 0.07 0.01 0.02 99.66 03:20:15 0 0.45 0.00 0.04 0.02 0.01 99.49 03:20:15 1 0.05 0.00 0.09 0.01 0.02 99.83 03:30:01 all 0.23 0.00 0.18 0.01 0.01 99.57 03:30:01 0 0.38 0.00 0.17 0.01 0.01 99.43 03:30:01 1 0.08 0.00 0.19 0.01 0.02 99.71 03:40:01 all 0.27 0.00 0.08 0.01 0.02 99.63 03:40:01 0 0.45 0.00 0.06 0.02 0.01 99.46 03:40:01 1 0.09 0.00 0.10 0.00 0.02 99.79 03:50:25 all 0.25 0.00 0.07 0.01 0.02 99.66 03:50:25 0 0.06 0.00 0.10 0.01 0.02 99.81 03:50:25 1 0.44 0.00 0.04 0.01 0.01 99.50 04:00:01 all 0.24 0.00 0.17 0.01 0.02 99.56 04:00:01 0 0.11 0.00 0.18 0.01 0.03 99.67 04:00:01 1 0.36 0.00 0.15 0.02 0.02 99.46 04:10:01 all 0.25 0.00 0.07 0.01 0.02 99.65 04:10:01 0 0.21 0.00 0.07 0.01 0.02 99.68 04:10:01 1 0.29 0.00 0.06 0.02 0.02 99.62 04:20:25 all 0.24 0.00 0.07 0.02 0.02 99.65 04:20:25 0 0.06 0.00 0.10 0.00 0.03 99.81 04:20:25 1 0.41 0.00 0.04 0.04 0.01 99.49 04:30:01 all 11.00 0.00 1.76 0.49 0.04 86.70 04:30:01 0 7.99 0.00 1.45 0.40 0.04 90.12 04:30:01 1 14.01 0.00 2.08 0.59 0.04 83.28 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.73 0.01 0.18 0.04 0.02 99.02 Average: 0 0.57 0.01 0.17 0.03 0.02 99.20 Average: 1 0.90 0.01 0.19 0.05 0.02 98.83