---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-5487 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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): 4 On-line CPU(s) list: 0-3 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): 4 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 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 620 11643 4 3724 15025 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b7:86:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 75939sec preferred_lft 75939sec inet6 fe80::f816:3eff:feb7:8692/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:aa:82:84:e5:b2 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-v1-8c-8g-5487) 10/26/26 _x86_64_ (4 CPU) 20:34:14 LINUX RESTART (4 CPU) 20:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:01 20.93 0.40 6.62 13.91 29.48 909.21 257163.77 21:00:01 1.15 0.00 1.15 0.00 0.00 13.24 0.00 21:10:01 1.14 0.00 1.14 0.00 0.00 13.19 0.00 21:20:01 1.27 0.00 1.27 0.00 0.01 14.47 0.00 21:30:01 1.21 0.00 1.21 0.00 0.00 13.90 0.00 21:40:01 1.40 0.01 1.39 0.00 0.51 16.00 0.00 21:50:01 1.62 0.00 1.62 0.00 0.00 18.04 0.00 22:00:01 1.54 0.00 1.54 0.00 0.00 17.31 0.00 22:10:01 1.61 0.00 1.61 0.00 0.00 17.94 0.00 22:20:01 1.61 0.00 1.61 0.00 0.00 18.17 0.00 22:30:01 1.63 0.00 1.63 0.00 0.00 18.12 0.00 22:40:01 1.70 0.00 1.70 0.00 0.00 18.61 0.00 22:50:01 1.42 0.00 1.42 0.00 0.00 15.63 0.00 23:00:01 1.43 0.00 1.43 0.00 0.00 15.44 0.00 23:10:01 1.58 0.00 1.58 0.00 0.00 17.01 0.00 23:20:01 1.72 0.00 1.72 0.00 0.00 18.41 0.00 Average: 2.69 0.03 1.79 0.87 1.88 72.17 16072.74 20:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:01 13472808 15474320 539424 3.29 70140 2156228 1191876 6.84 224128 2420528 8 21:00:01 13471076 15472980 540764 3.30 70452 2156312 1191940 6.84 224436 2420796 20 21:10:01 13468848 15471324 542544 3.31 70892 2156444 1192068 6.84 224872 2421348 16 21:20:01 13467616 15470452 543388 3.32 71204 2156456 1192196 6.84 225192 2424472 20 21:30:01 13467644 15470808 542920 3.32 71520 2156464 1192196 6.84 225516 2424564 216 21:40:01 13462936 15466800 547056 3.34 71868 2156816 1192520 6.85 226420 2424760 204 21:50:01 13462432 15466908 546904 3.34 72372 2156948 1192520 6.85 226884 2424652 12 22:00:01 13462524 15467492 546284 3.34 72848 2156964 1192584 6.85 227364 2425100 204 22:10:01 13462884 15468372 545436 3.33 73312 2156968 1192584 6.85 227864 2424968 200 22:20:01 13463196 15469316 544468 3.33 73820 2157112 1192776 6.85 228344 2425240 8 22:30:01 13462192 15468848 544908 3.33 74304 2157124 1192776 6.85 228864 2425476 168 22:40:01 13461448 15468600 545116 3.33 74792 2157128 1192952 6.85 229360 2425740 4 22:50:01 13456472 15463936 549632 3.36 75112 2157136 1193552 6.85 229652 2426304 16 23:00:01 13455744 15463584 550040 3.36 75444 2157144 1193552 6.85 230016 2426332 4 23:10:01 13454516 15462980 550776 3.36 75864 2157352 1193552 6.85 230432 2426640 16 23:20:01 13453284 15462392 551284 3.37 76364 2157488 1193808 6.85 230940 2426916 192 Average: 13462851 15468070 545684 3.33 73144 2156880 1192716 6.85 227518 2424615 82 20:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 20:50:01 ens3 16.36 7.51 324.65 0.90 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:01 ens3 0.32 0.22 0.13 0.26 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:01 ens3 0.43 0.26 0.17 0.31 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:01 ens3 1.02 1.07 0.28 2.11 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 0.52 0.30 0.22 0.38 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:01 ens3 0.67 0.53 0.34 0.61 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 0.27 0.20 0.12 0.22 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:01 ens3 0.21 0.17 0.08 0.20 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:10:01 ens3 0.31 0.21 0.12 0.24 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:20:01 ens3 0.95 0.38 0.36 0.56 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:30:01 ens3 0.29 0.20 0.10 0.25 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:40:01 ens3 0.67 0.54 0.34 0.63 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:50:01 ens3 11.20 7.96 7.31 9.42 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:00:01 ens3 0.30 0.20 0.13 0.26 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:01 ens3 0.46 0.25 0.18 0.32 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:01 ens3 0.74 0.39 0.32 0.51 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 2.17 1.27 20.93 1.07 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-v1-8c-8g-5487) 10/26/26 _x86_64_ (4 CPU) 20:34:14 LINUX RESTART (4 CPU) 20:40:01 CPU %user %nice %system %iowait %steal %idle 20:50:01 all 0.48 0.00 0.16 0.20 0.00 99.16 20:50:01 0 0.49 0.00 0.17 0.47 0.00 98.86 20:50:01 1 0.54 0.00 0.17 0.18 0.00 99.12 20:50:01 2 0.55 0.00 0.13 0.08 0.00 99.24 20:50:01 3 0.34 0.00 0.18 0.07 0.00 99.41 21:00:01 all 0.20 0.00 0.02 0.01 0.00 99.78 21:00:01 0 0.02 0.00 0.02 0.00 0.00 99.96 21:00:01 1 0.72 0.00 0.01 0.00 0.00 99.26 21:00:01 2 0.02 0.00 0.01 0.01 0.00 99.95 21:00:01 3 0.04 0.00 0.02 0.00 0.00 99.93 21:10:01 all 0.13 0.00 0.02 0.01 0.00 99.85 21:10:01 0 0.45 0.00 0.03 0.00 0.00 99.51 21:10:01 1 0.01 0.00 0.01 0.00 0.00 99.97 21:10:01 2 0.02 0.00 0.02 0.03 0.00 99.94 21:10:01 3 0.03 0.00 0.02 0.00 0.00 99.96 21:20:01 all 0.04 0.00 0.02 0.01 0.00 99.93 21:20:01 0 0.04 0.00 0.02 0.00 0.00 99.93 21:20:01 1 0.06 0.00 0.02 0.00 0.00 99.91 21:20:01 2 0.02 0.00 0.02 0.02 0.00 99.95 21:20:01 3 0.03 0.00 0.03 0.01 0.00 99.94 21:30:01 all 0.02 0.00 0.02 0.01 0.00 99.95 21:30:01 0 0.02 0.00 0.02 0.00 0.00 99.95 21:30:01 1 0.03 0.00 0.02 0.01 0.00 99.94 21:30:01 2 0.02 0.00 0.03 0.01 0.00 99.94 21:30:01 3 0.01 0.00 0.02 0.00 0.00 99.97 21:40:01 all 0.25 0.00 0.02 0.01 0.00 99.72 21:40:01 0 0.89 0.00 0.02 0.00 0.00 99.09 21:40:01 1 0.04 0.00 0.04 0.02 0.00 99.89 21:40:01 2 0.04 0.00 0.03 0.01 0.00 99.92 21:40:01 3 0.01 0.00 0.01 0.00 0.00 99.98 21:50:01 all 0.20 0.00 0.02 0.01 0.00 99.77 21:50:01 0 0.72 0.00 0.02 0.00 0.00 99.26 21:50:01 1 0.02 0.00 0.03 0.03 0.00 99.93 21:50:01 2 0.03 0.00 0.03 0.00 0.00 99.94 21:50:01 3 0.01 0.00 0.01 0.00 0.00 99.97 22:00:01 all 0.13 0.00 0.02 0.01 0.00 99.84 22:00:01 0 0.44 0.00 0.02 0.00 0.00 99.55 22:00:01 1 0.02 0.00 0.02 0.01 0.00 99.95 22:00:01 2 0.03 0.00 0.03 0.00 0.00 99.94 22:00:01 3 0.02 0.00 0.02 0.02 0.00 99.93 22:10:01 all 0.20 0.00 0.02 0.01 0.00 99.77 22:10:01 0 0.74 0.00 0.02 0.00 0.00 99.24 22:10:01 1 0.02 0.00 0.01 0.00 0.00 99.96 22:10:01 2 0.02 0.00 0.02 0.01 0.00 99.96 22:10:01 3 0.02 0.00 0.02 0.03 0.00 99.93 22:20:01 all 0.17 0.00 0.03 0.01 0.00 99.80 22:20:01 0 0.57 0.00 0.04 0.00 0.00 99.38 22:20:01 1 0.03 0.00 0.03 0.00 0.00 99.95 22:20:01 2 0.03 0.00 0.01 0.00 0.00 99.96 22:20:01 3 0.04 0.00 0.03 0.03 0.00 99.90 22:30:01 all 0.02 0.00 0.02 0.01 0.00 99.95 22:30:01 0 0.02 0.00 0.01 0.02 0.00 99.94 22:30:01 1 0.02 0.00 0.02 0.01 0.00 99.96 22:30:01 2 0.02 0.00 0.02 0.00 0.00 99.96 22:30:01 3 0.01 0.00 0.02 0.01 0.00 99.96 22:30:01 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 0.03 0.00 0.02 0.01 0.00 99.94 22:40:01 0 0.02 0.00 0.02 0.01 0.00 99.95 22:40:01 1 0.03 0.00 0.02 0.00 0.00 99.94 22:40:01 2 0.05 0.00 0.03 0.01 0.00 99.91 22:40:01 3 0.02 0.00 0.02 0.02 0.00 99.93 22:50:01 all 0.25 0.00 0.04 0.01 0.00 99.70 22:50:01 0 0.23 0.00 0.04 0.00 0.00 99.73 22:50:01 1 0.10 0.00 0.04 0.01 0.00 99.84 22:50:01 2 0.60 0.00 0.03 0.01 0.00 99.36 22:50:01 3 0.06 0.00 0.04 0.02 0.00 99.88 23:00:01 all 0.02 0.00 0.02 0.01 0.00 99.96 23:00:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:00:01 1 0.02 0.00 0.02 0.02 0.00 99.93 23:00:01 2 0.01 0.00 0.01 0.01 0.00 99.98 23:00:01 3 0.03 0.00 0.02 0.00 0.00 99.95 23:10:01 all 0.30 0.00 0.03 0.01 0.00 99.66 23:10:01 0 0.01 0.00 0.02 0.01 0.00 99.96 23:10:01 1 0.03 0.00 0.02 0.02 0.00 99.93 23:10:01 2 1.15 0.00 0.04 0.00 0.00 98.81 23:10:01 3 0.02 0.00 0.02 0.00 0.00 99.96 23:20:01 all 0.02 0.00 0.02 0.01 0.00 99.95 23:20:01 0 0.04 0.00 0.02 0.03 0.00 99.92 23:20:01 1 0.02 0.00 0.02 0.01 0.00 99.96 23:20:01 2 0.01 0.00 0.01 0.00 0.00 99.98 23:20:01 3 0.03 0.00 0.04 0.00 0.00 99.93 Average: all 0.15 0.00 0.03 0.02 0.00 99.80 Average: 0 0.30 0.00 0.03 0.03 0.00 99.64 Average: 1 0.11 0.00 0.03 0.02 0.00 99.84 Average: 2 0.16 0.00 0.03 0.01 0.00 99.80 Average: 3 0.04 0.00 0.03 0.01 0.00 99.91