---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64848 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.2G 30G 22% / 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 862 5004 4 2373 7078 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:46:b3:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77430sec preferred_lft 77430sec inet6 fe80::f816:3eff:fe46:b3a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64848) 10/13/26 _x86_64_ (2 CPU) 08:53:42 LINUX RESTART (2 CPU) 09:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:03 1.44 0.01 1.43 0.00 0.05 17.29 0.03 09:20:03 1.50 0.00 1.48 0.02 0.01 18.17 0.15 09:30:03 1.67 0.00 1.64 0.03 0.00 20.05 871.79 09:40:03 15.15 0.00 1.65 13.51 0.15 19.59 108495.22 09:50:03 2.22 0.32 1.87 0.03 43.04 108.87 0.31 10:00:03 1.79 0.00 1.76 0.03 0.00 21.35 871.11 10:10:03 1.58 0.00 1.58 0.00 0.00 18.47 0.00 10:20:03 1.54 0.00 1.54 0.00 0.00 18.89 0.00 10:30:03 1.65 0.00 1.64 0.01 0.00 20.52 653.30 10:40:03 1.60 0.00 1.60 0.00 0.00 19.69 0.00 10:50:03 1.53 0.00 1.53 0.00 0.00 17.89 0.00 11:00:03 1.79 0.01 1.76 0.02 1.65 22.51 871.07 11:10:03 25.37 2.77 20.23 2.37 217.88 3603.91 1811.58 11:20:03 1.54 0.00 1.54 0.01 0.00 24.20 0.08 Average: 4.31 0.22 2.95 1.14 18.77 282.25 8112.49 09:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:03 6163736 7467328 346908 4.27 59572 1445176 668388 7.28 527184 1223964 188 09:20:03 6178472 7482620 331608 4.08 59788 1445508 668388 7.28 527340 1224512 184 09:30:03 6166040 7470808 343376 4.22 59992 1445908 668540 7.28 527424 1225052 240 09:40:03 6173284 7478780 335380 4.12 60212 1446408 668540 7.28 527660 1225616 240 09:50:03 6103332 7448932 364304 4.48 60728 1485492 862920 9.40 550228 1255008 260 10:00:03 6097200 7443384 369816 4.55 60944 1485824 862920 9.40 550220 1255556 272 10:10:03 6097200 7443860 369328 4.54 61088 1486152 863016 9.40 550432 1256028 232 10:20:03 6104788 7451960 361240 4.44 61264 1486484 863080 9.40 551200 1256532 272 10:30:03 6092972 7440664 372516 4.58 61432 1486816 863212 9.40 551244 1257032 332 10:40:03 6092972 7441184 371992 4.57 61620 1487140 863848 9.41 552128 1257548 204 10:50:03 6092972 7441684 371492 4.57 61780 1487472 863912 9.41 552204 1258040 200 11:00:03 6091020 7440976 372136 4.58 61980 1488500 863912 9.41 552952 1258632 292 11:10:03 4978612 7285036 474076 5.83 115452 2345436 982744 10.70 700828 2123848 248 11:20:03 4938056 7246520 512580 6.30 115592 2347340 1005472 10.95 715784 2125892 484 Average: 5955047 7427410 378339 4.65 68675 1597833 826349 9.00 566916 1371661 261 09:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:10:03 ens3 0.45 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:20:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:20:03 ens3 0.39 0.07 0.04 0.02 0.00 0.00 0.00 0.00 09:30:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:30:03 ens3 1.49 0.07 22.28 0.02 0.00 0.00 0.00 0.00 09:40:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 09:40:03 ens3 0.39 0.09 0.05 0.02 0.00 0.00 0.00 0.00 09:50:03 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 09:50:03 ens3 0.62 0.29 3.34 0.03 0.00 0.00 0.00 0.00 10:00:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:00:03 ens3 0.67 0.10 0.09 0.04 0.00 0.00 0.00 0.00 10:10:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:10:03 ens3 0.45 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:20:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:20:03 ens3 0.45 0.15 0.05 0.39 0.00 0.00 0.00 0.00 10:30:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:30:03 ens3 0.30 0.05 0.03 0.02 0.00 0.00 0.00 0.00 10:40:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:40:03 ens3 5.94 3.51 3.81 2.56 0.00 0.00 0.00 0.00 10:50:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 10:50:03 ens3 0.34 0.06 0.04 0.02 0.00 0.00 0.00 0.00 11:00:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 11:00:03 ens3 0.36 0.11 0.12 0.06 0.00 0.00 0.00 0.00 11:10:03 lo 1.39 1.39 0.09 0.09 0.00 0.00 0.00 0.00 11:10:03 ens3 86.25 59.49 364.60 16.56 0.00 0.00 0.00 0.00 11:20:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 11:20:03 ens3 10.61 9.16 107.27 1.00 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 7.77 5.24 35.85 1.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64848) 10/13/26 _x86_64_ (2 CPU) 08:53:42 LINUX RESTART (2 CPU) 09:00:03 CPU %user %nice %system %iowait %steal %idle 09:10:03 all 0.29 0.00 0.10 0.01 0.01 99.58 09:10:03 0 0.09 0.00 0.11 0.02 0.01 99.77 09:10:03 1 0.49 0.00 0.10 0.01 0.01 99.40 09:20:03 all 0.26 0.00 0.10 0.02 0.01 99.61 09:20:03 0 0.07 0.00 0.09 0.04 0.01 99.79 09:20:03 1 0.44 0.00 0.11 0.00 0.01 99.44 09:30:03 all 0.30 0.00 0.21 0.01 0.01 99.47 09:30:03 0 0.46 0.00 0.18 0.02 0.01 99.32 09:30:03 1 0.15 0.00 0.23 0.00 0.01 99.62 09:40:03 all 0.25 0.00 0.12 0.04 0.01 99.58 09:40:03 0 0.33 0.00 0.12 0.08 0.01 99.47 09:40:03 1 0.17 0.00 0.12 0.01 0.01 99.69 09:50:03 all 0.46 0.00 0.16 0.03 0.01 99.34 09:50:03 0 0.61 0.00 0.16 0.04 0.01 99.18 09:50:03 1 0.32 0.00 0.16 0.01 0.01 99.51 10:00:03 all 0.26 0.00 0.21 0.01 0.01 99.50 10:00:03 0 0.16 0.00 0.22 0.02 0.01 99.60 10:00:03 1 0.37 0.00 0.20 0.01 0.01 99.41 10:10:03 all 0.28 0.00 0.09 0.01 0.01 99.61 10:10:03 0 0.51 0.00 0.06 0.02 0.00 99.41 10:10:03 1 0.06 0.00 0.11 0.00 0.01 99.82 10:20:03 all 0.29 0.00 0.10 0.01 0.01 99.59 10:20:03 0 0.33 0.00 0.10 0.02 0.01 99.54 10:20:03 1 0.25 0.00 0.11 0.01 0.01 99.63 10:30:03 all 0.25 0.00 0.18 0.01 0.00 99.56 10:30:03 0 0.43 0.00 0.17 0.01 0.00 99.40 10:30:03 1 0.07 0.00 0.19 0.02 0.00 99.72 10:40:03 all 0.42 0.00 0.12 0.01 0.01 99.44 10:40:03 0 0.40 0.00 0.11 0.01 0.01 99.48 10:40:03 1 0.43 0.00 0.14 0.02 0.01 99.40 10:50:03 all 0.25 0.00 0.11 0.01 0.00 99.63 10:50:03 0 0.40 0.00 0.08 0.01 0.00 99.51 10:50:03 1 0.09 0.00 0.13 0.01 0.00 99.76 10:50:03 CPU %user %nice %system %iowait %steal %idle 11:00:03 all 0.31 0.00 0.23 0.02 0.00 99.44 11:00:03 0 0.38 0.00 0.22 0.01 0.00 99.39 11:00:03 1 0.25 0.00 0.24 0.02 0.00 99.49 11:10:03 all 12.16 0.00 2.05 0.58 0.01 85.20 11:10:03 0 10.81 0.00 2.06 0.32 0.01 86.81 11:10:03 1 13.52 0.00 2.05 0.84 0.01 83.59 11:20:03 all 0.77 0.00 0.24 0.01 0.01 98.97 11:20:03 0 0.62 0.00 0.18 0.01 0.01 99.18 11:20:03 1 0.92 0.00 0.29 0.02 0.01 98.77 Average: all 1.18 0.00 0.29 0.06 0.01 98.47 Average: 0 1.11 0.00 0.28 0.05 0.01 98.56 Average: 1 1.25 0.00 0.30 0.07 0.01 98.37