---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-62922 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: 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: 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 17G 61G 22% / 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 742 5978 4 9268 14904 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:0d:92:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80485sec preferred_lft 80485sec inet6 fe80::f816:3eff:fe0d:925d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:a8:6d:2c:ae:81 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 inet6 fe80::38a8:6dff:fe2c:ae81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-16g-62922) 10/08/26 _x86_64_ (4 CPU) 13:06:44 LINUX RESTART (4 CPU) 13:10:43 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:10 63.87 2.24 58.49 3.14 354.16 26925.75 19197.64 13:30:24 8.12 0.28 7.51 0.33 18.21 196.85 1350.65 13:40:01 23.13 0.79 21.10 1.24 10.05 1816.25 1569.57 13:50:24 27.09 0.01 25.65 1.44 0.37 1606.36 972.09 14:00:24 10.55 0.00 10.05 0.51 0.00 274.21 196.51 14:10:01 5.66 0.00 5.43 0.24 0.00 156.85 71.52 14:20:24 4.80 0.00 4.61 0.18 0.09 139.25 62.55 14:30:24 9.12 0.01 8.67 0.45 0.05 542.40 854.68 14:40:01 5.62 0.00 5.45 0.17 0.00 161.67 43.06 Average: 17.31 0.36 16.11 0.84 40.72 3396.97 2606.24 13:10:43 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:10 1085832 8881176 7043340 43.02 237628 7394520 9238820 53.03 1982848 12571996 68 13:30:24 3297048 11109256 4816812 29.42 239248 7409688 5623696 32.28 2043424 10298704 300 13:40:01 5257084 13458180 2467156 15.07 253048 7769920 3395696 19.49 2173896 8217892 8448 13:50:24 2635296 11173248 4750180 29.01 264128 8085688 6020640 34.56 2271508 10721452 9852 14:00:24 2968476 11528016 4396192 26.85 265748 8105604 5234792 30.05 2289224 10366864 76 14:10:01 1254172 9832180 6091128 37.20 266488 8123208 6830732 39.21 2291500 12069940 416 14:20:24 1338732 9935644 5987652 36.57 267108 8141432 6796548 39.01 2294960 11973908 224 14:30:24 2636384 11356528 4567096 27.89 270896 8252848 5333120 30.61 2302432 10673008 80 14:40:01 2456596 11199312 4724316 28.85 271652 8274000 5311496 30.49 2311008 10836896 244 Average: 2547736 10941504 4982652 30.43 259549 7950768 5976171 34.30 2217867 10858962 2190 13:10:43 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:10 lo 10.07 10.07 7.88 7.88 0.00 0.00 0.00 0.00 13:20:10 ens3 113.19 76.51 1115.89 6.35 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:24 lo 12.89 12.89 7.37 7.37 0.00 0.00 0.00 0.00 13:30:24 ens3 0.82 0.55 0.22 0.13 0.00 0.00 0.00 0.00 13:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 10.53 10.53 8.59 8.59 0.00 0.00 0.00 0.00 13:40:01 ens3 1.10 1.05 0.32 0.28 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:24 lo 27.29 27.29 15.69 15.69 0.00 0.00 0.00 0.00 13:50:24 ens3 1.45 1.37 0.32 0.29 0.00 0.00 0.00 0.00 13:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:24 lo 27.75 27.75 13.20 13.20 0.00 0.00 0.00 0.00 14:00:24 ens3 1.33 1.43 0.23 1.23 0.00 0.00 0.00 0.00 14:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 27.91 27.91 11.38 11.38 0.00 0.00 0.00 0.00 14:10:01 ens3 0.59 0.53 0.14 0.11 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:24 lo 19.17 19.17 10.51 10.51 0.00 0.00 0.00 0.00 14:20:24 ens3 0.67 0.57 0.13 0.11 0.00 0.00 0.00 0.00 14:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:24 lo 17.66 17.66 9.60 9.60 0.00 0.00 0.00 0.00 14:30:24 ens3 0.85 0.70 0.21 0.18 0.00 0.00 0.00 0.00 14:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 17.57 17.57 7.22 7.22 0.00 0.00 0.00 0.00 14:40:01 ens3 0.69 0.57 0.14 0.11 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.06 19.06 10.21 10.21 0.00 0.00 0.00 0.00 Average: ens3 12.82 8.86 118.31 0.94 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-4c-16g-62922) 10/08/26 _x86_64_ (4 CPU) 13:06:44 LINUX RESTART (4 CPU) 13:10:43 CPU %user %nice %system %iowait %steal %idle 13:20:10 all 32.09 0.00 1.88 0.74 0.02 65.26 13:20:10 0 32.12 0.00 1.70 0.84 0.02 65.32 13:20:10 1 29.63 0.00 2.03 0.93 0.02 67.38 13:20:10 2 33.45 0.00 1.86 0.62 0.02 64.05 13:20:10 3 33.19 0.00 1.92 0.56 0.03 64.29 13:30:24 all 14.38 0.00 0.68 0.04 0.02 84.88 13:30:24 0 14.97 0.00 0.66 0.02 0.02 84.32 13:30:24 1 14.59 0.00 0.70 0.03 0.02 84.67 13:30:24 2 13.80 0.00 0.62 0.09 0.02 85.47 13:30:24 3 14.16 0.00 0.72 0.02 0.02 85.09 13:40:01 all 27.00 0.00 1.18 0.07 0.02 71.73 13:40:01 0 26.52 0.00 1.18 0.02 0.02 72.26 13:40:01 1 27.51 0.00 1.28 0.05 0.02 71.13 13:40:01 2 26.82 0.00 0.99 0.15 0.02 72.01 13:40:01 3 27.15 0.00 1.25 0.05 0.02 71.53 13:50:24 all 42.88 0.00 1.71 0.09 0.03 55.29 13:50:24 0 42.79 0.00 1.71 0.06 0.03 55.41 13:50:24 1 42.36 0.00 1.79 0.07 0.03 55.75 13:50:24 2 43.34 0.00 1.74 0.05 0.03 54.85 13:50:24 3 43.02 0.00 1.62 0.18 0.03 55.16 14:00:24 all 19.34 0.00 0.88 0.06 0.02 79.70 14:00:24 0 19.96 0.00 0.92 0.05 0.02 79.04 14:00:24 1 19.49 0.00 0.90 0.07 0.03 79.51 14:00:24 2 18.71 0.00 0.87 0.03 0.02 80.36 14:00:24 3 19.19 0.00 0.82 0.09 0.02 79.88 14:10:01 all 11.12 0.00 0.65 0.03 0.02 88.18 14:10:01 0 10.98 0.00 0.68 0.03 0.02 88.30 14:10:01 1 11.64 0.00 0.70 0.02 0.02 87.61 14:10:01 2 10.94 0.00 0.63 0.06 0.02 88.35 14:10:01 3 10.92 0.00 0.58 0.03 0.02 88.46 14:20:24 all 9.74 0.00 0.61 0.02 0.02 89.61 14:20:24 0 10.06 0.00 0.69 0.02 0.02 89.22 14:20:24 1 9.80 0.00 0.64 0.02 0.02 89.53 14:20:24 2 9.78 0.00 0.54 0.04 0.02 89.62 14:20:24 3 9.31 0.00 0.57 0.02 0.01 90.08 14:30:24 all 13.72 0.00 0.71 0.04 0.01 85.52 14:30:24 0 13.26 0.00 0.75 0.02 0.01 85.96 14:30:24 1 14.61 0.00 0.82 0.04 0.01 84.52 14:30:24 2 13.43 0.00 0.58 0.09 0.01 85.89 14:30:24 3 13.57 0.00 0.70 0.02 0.01 85.71 14:40:01 all 8.14 0.00 0.43 0.02 0.01 91.39 14:40:01 0 8.14 0.00 0.49 0.02 0.01 91.34 14:40:01 1 7.75 0.00 0.44 0.02 0.01 91.78 14:40:01 2 8.04 0.00 0.38 0.05 0.01 91.52 14:40:01 3 8.64 0.00 0.42 0.01 0.01 90.93 Average: all 19.85 0.00 0.97 0.12 0.02 79.05 Average: 0 19.89 0.00 0.98 0.11 0.02 79.00 Average: 1 19.75 0.00 1.03 0.13 0.02 79.06 Average: 2 19.83 0.00 0.91 0.13 0.02 79.11 Average: 3 19.91 0.00 0.95 0.10 0.02 79.01