---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11981 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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): 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 nrip_save 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 18G 61G 23% / 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 707 10443 3 4839 14939 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:41:5a:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79497sec preferred_lft 79497sec inet6 fe80::f816:3eff:fe41:5adb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:9b:19:4d:c7:87 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-11981) 11/19/25 _x86_64_ (4 CPU) 19:10:29 LINUX RESTART (4 CPU) 19:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:00 114.91 5.12 105.21 4.57 286.20 34629.40 17510.03 19:40:00 71.33 23.08 44.72 3.53 337.93 5312.34 3926.88 19:50:00 17.35 0.12 16.23 1.00 3.95 580.63 1744.28 20:00:00 19.78 0.02 18.88 0.88 0.80 702.75 539.59 20:10:00 7.26 0.01 6.89 0.36 0.37 187.20 107.89 20:20:00 4.47 0.01 4.29 0.18 0.25 114.01 70.87 20:30:00 5.58 0.01 5.40 0.17 1.05 145.18 61.07 20:40:00 6.00 0.00 5.82 0.18 0.32 147.59 88.36 20:50:00 4.78 0.00 4.59 0.18 0.13 132.81 65.47 21:00:00 8.72 0.01 8.31 0.41 0.56 539.36 103.41 Average: 26.02 2.84 22.03 1.15 63.16 4249.13 2421.80 19:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:00 4188772 14599600 1328012 8.11 234784 9969776 2046564 11.75 2013016 9428836 2512 19:40:00 1659304 5515596 10415656 63.61 264040 3541604 11074668 63.57 2133268 11967792 408 19:50:00 8698016 12621548 3312680 20.23 269020 3599192 4301068 24.69 2184460 4879192 58744 20:00:00 8850460 12833816 3102700 18.95 272452 3655380 3821260 21.93 2208040 4721976 164 20:10:00 7387500 11392056 4543244 27.75 273376 3675552 5249364 30.13 2210020 6179648 136 20:20:00 7428412 11446356 4488892 27.42 273876 3688420 5232280 30.03 2211100 6129376 208 20:30:00 5754732 9789436 6145096 37.53 274356 3704656 6822112 39.16 2213092 7790484 60 20:40:00 5765716 9816920 6117620 37.36 274864 3720568 6804884 39.06 2215944 7785520 192 20:50:00 7476432 11545940 4389464 26.81 275692 3738008 5142844 29.52 2218236 6083492 280 21:00:00 7229600 11420096 4514780 27.57 279344 3849572 5164196 29.64 2232272 6291716 452 Average: 6443894 11098136 4835814 29.54 269180 4314273 5565924 31.95 2183945 7125803 6316 19:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:00 lo 2.70 2.70 2.23 2.23 0.00 0.00 0.00 0.00 19:30:00 ens3 142.10 107.76 1941.99 14.69 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:00 lo 34.27 34.27 22.44 22.44 0.00 0.00 0.00 0.00 19:40:00 ens3 2.38 2.29 0.73 1.66 0.00 0.00 0.00 0.00 19:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:00 lo 42.50 42.50 17.38 17.38 0.00 0.00 0.00 0.00 19:50:00 ens3 1.60 1.40 0.39 0.32 0.00 0.00 0.00 0.00 19:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:00 lo 12.53 12.53 7.24 7.24 0.00 0.00 0.00 0.00 20:00:00 ens3 1.04 0.83 0.25 0.20 0.00 0.00 0.00 0.00 20:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:00 lo 19.71 19.71 9.56 9.56 0.00 0.00 0.00 0.00 20:10:00 ens3 0.91 0.62 0.20 0.14 0.00 0.00 0.00 0.00 20:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:00 lo 17.79 17.79 6.60 6.60 0.00 0.00 0.00 0.00 20:20:00 ens3 0.65 0.54 0.17 0.12 0.00 0.00 0.00 0.00 20:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 25.48 25.48 11.23 11.23 0.00 0.00 0.00 0.00 20:30:00 ens3 0.73 0.49 0.19 0.14 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 12.48 12.48 7.77 7.77 0.00 0.00 0.00 0.00 20:40:00 ens3 0.65 0.45 0.17 0.12 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 11.45 11.45 5.95 5.95 0.00 0.00 0.00 0.00 20:50:00 ens3 1.65 1.09 0.90 0.62 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 23.22 23.22 10.97 10.97 0.00 0.00 0.00 0.00 21:00:00 ens3 5.71 3.71 3.58 2.45 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.21 20.21 10.14 10.14 0.00 0.00 0.00 0.00 Average: ens3 15.74 11.92 194.86 2.05 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-11981) 11/19/25 _x86_64_ (4 CPU) 19:10:29 LINUX RESTART (4 CPU) 19:20:00 CPU %user %nice %system %iowait %steal %idle 19:30:00 all 37.45 0.00 2.21 1.51 0.09 58.74 19:30:00 0 38.04 0.00 2.08 1.77 0.08 58.02 19:30:00 1 37.12 0.00 2.31 1.06 0.09 59.42 19:30:00 2 34.94 0.00 2.07 1.24 0.08 61.67 19:30:00 3 39.70 0.00 2.37 1.97 0.09 55.86 19:40:00 all 56.92 0.00 2.23 0.20 0.11 40.53 19:40:00 0 57.87 0.00 2.17 0.10 0.11 39.75 19:40:00 1 57.05 0.00 2.17 0.17 0.11 40.49 19:40:00 2 56.45 0.00 2.41 0.30 0.11 40.74 19:40:00 3 56.33 0.00 2.18 0.23 0.11 41.15 19:50:00 all 34.03 0.00 1.62 0.16 0.11 64.09 19:50:00 0 33.60 0.00 1.58 0.12 0.10 64.60 19:50:00 1 33.39 0.00 1.72 0.16 0.11 64.62 19:50:00 2 34.98 0.00 1.67 0.10 0.11 63.14 19:50:00 3 34.14 0.00 1.50 0.25 0.10 64.01 20:00:00 all 30.84 0.00 1.15 0.15 0.10 67.76 20:00:00 0 31.20 0.00 1.12 0.08 0.10 67.50 20:00:00 1 30.96 0.00 1.09 0.09 0.10 67.75 20:00:00 2 30.49 0.00 1.11 0.14 0.10 68.16 20:00:00 3 30.70 0.00 1.27 0.30 0.10 67.62 20:10:00 all 15.09 0.00 0.65 0.33 0.08 83.85 20:10:00 0 15.32 0.00 0.60 0.15 0.08 83.86 20:10:00 1 15.17 0.00 0.66 0.14 0.08 83.94 20:10:00 2 15.44 0.00 0.71 0.42 0.09 83.35 20:10:00 3 14.42 0.00 0.65 0.61 0.08 84.24 20:20:00 all 7.78 0.00 0.45 0.12 0.07 91.58 20:20:00 0 7.69 0.00 0.39 0.04 0.07 91.81 20:20:00 1 7.39 0.00 0.43 0.07 0.07 92.04 20:20:00 2 7.83 0.00 0.53 0.37 0.07 91.21 20:20:00 3 8.22 0.00 0.44 0.02 0.07 91.25 20:30:00 all 9.84 0.00 0.46 0.06 0.09 89.56 20:30:00 0 9.58 0.00 0.50 0.08 0.09 89.75 20:30:00 1 9.80 0.00 0.48 0.01 0.09 89.62 20:30:00 2 9.74 0.00 0.40 0.12 0.09 89.65 20:30:00 3 10.22 0.00 0.46 0.02 0.09 89.21 20:40:00 all 9.08 0.00 0.45 0.03 0.08 90.36 20:40:00 0 9.51 0.00 0.49 0.00 0.08 89.92 20:40:00 1 9.21 0.00 0.40 0.00 0.08 90.31 20:40:00 2 9.08 0.00 0.51 0.06 0.09 90.27 20:40:00 3 8.51 0.00 0.41 0.04 0.08 90.96 20:50:00 all 6.81 0.00 0.39 0.02 0.07 92.71 20:50:00 0 6.22 0.00 0.38 0.01 0.07 93.32 20:50:00 1 7.03 0.00 0.36 0.01 0.08 92.52 20:50:00 2 7.01 0.00 0.41 0.03 0.08 92.48 20:50:00 3 6.97 0.00 0.41 0.04 0.07 92.51 21:00:00 all 14.13 0.00 0.65 0.05 0.07 85.10 21:00:00 0 13.24 0.00 0.61 0.10 0.07 85.98 21:00:00 1 14.92 0.00 0.69 0.05 0.07 84.26 21:00:00 2 14.14 0.00 0.68 0.03 0.08 85.06 21:00:00 3 14.21 0.00 0.61 0.02 0.07 85.09 Average: all 22.19 0.00 1.03 0.26 0.09 76.43 Average: 0 22.22 0.00 0.99 0.24 0.08 76.46 Average: 1 22.21 0.00 1.03 0.18 0.09 76.49 Average: 2 22.00 0.00 1.05 0.28 0.09 76.58 Average: 3 22.33 0.00 1.03 0.35 0.09 76.20