---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4896 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 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 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 709 11918 3 3360 14937 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:d5:a0:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80096sec preferred_lft 80096sec inet6 fe80::f816:3eff:fed5:a011/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:36:4e:c6:fc:91 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::d836:4eff:fec6:fc91/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-4896) 04/20/26 _x86_64_ (4 CPU) 14:20:23 LINUX RESTART (4 CPU) 14:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:01 71.36 22.35 46.11 2.90 320.81 5355.48 2796.54 14:50:09 22.00 8.98 12.31 0.72 174.44 391.16 384.97 15:00:07 11.51 0.18 10.81 0.51 11.48 517.56 568.55 15:10:01 16.36 0.02 15.57 0.77 0.81 439.54 906.16 15:20:09 7.95 0.01 7.62 0.32 0.75 200.86 142.72 15:30:09 5.12 0.02 4.89 0.21 1.23 142.80 858.07 15:40:01 5.43 0.00 5.23 0.20 0.32 147.82 83.37 15:50:09 10.85 0.02 10.40 0.43 0.95 557.28 355.56 16:00:09 19.38 0.07 3.73 15.58 1.68 125.13 210938.82 Average: 18.82 3.50 12.91 2.40 56.74 868.82 24111.12 14:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 213328 2623632 13311356 81.30 264836 2200244 14224628 81.65 1886216 13743648 660 14:50:09 8813500 11114840 4824544 29.47 266436 2097384 5573648 31.99 1800288 5258292 264 15:00:07 12902620 15309060 635176 3.88 271104 2197788 1364444 7.83 1839752 1146600 6880 15:10:01 12883020 15343460 600616 3.67 273924 2249180 1346920 7.73 1845616 1176532 9384 15:20:09 9039680 11515188 4427268 27.04 275048 2262952 5209724 29.90 1847692 4994768 496 15:30:09 7522632 10016248 5925320 36.19 275584 2280516 6743332 38.71 1849884 6517396 204 15:40:01 7453156 9965000 5976544 36.50 276032 2298304 6755676 38.78 1853136 6582848 300 15:50:09 12140684 14783908 1160460 7.09 280036 2425640 1911532 10.97 1868120 1901188 18952 16:00:09 12671080 15341912 602224 3.68 281104 2451976 1340688 7.70 1884688 1342996 20148 Average: 9293300 11779250 4162612 25.42 273789 2273776 4941177 28.36 1852821 4740474 6365 14:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 lo 36.09 36.09 21.94 21.94 0.00 0.00 0.00 0.00 14:40:01 ens3 2.38 2.34 0.75 0.65 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 14:50:09 lo 35.34 35.34 14.57 14.57 0.00 0.00 0.00 0.00 14:50:09 ens3 0.94 0.89 0.19 0.16 0.00 0.00 0.00 0.00 14:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:07 lo 9.59 9.59 4.67 4.67 0.00 0.00 0.00 0.00 15:00:07 ens3 1.09 1.07 0.27 1.46 0.00 0.00 0.00 0.00 15:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 17.31 17.31 8.49 8.49 0.00 0.00 0.00 0.00 15:10:01 ens3 1.03 0.71 0.27 0.20 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:09 lo 18.19 18.19 9.09 9.09 0.00 0.00 0.00 0.00 15:20:09 ens3 0.69 0.75 0.14 0.12 0.00 0.00 0.00 0.00 15:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:09 lo 27.06 27.06 10.99 10.99 0.00 0.00 0.00 0.00 15:30:09 ens3 0.78 0.59 0.22 0.16 0.00 0.00 0.00 0.00 15:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 19.72 19.72 10.88 10.88 0.00 0.00 0.00 0.00 15:40:01 ens3 0.89 0.61 0.25 0.18 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:09 lo 17.87 17.87 10.01 10.01 0.00 0.00 0.00 0.00 15:50:09 ens3 0.99 0.87 0.30 0.24 0.00 0.00 0.00 0.00 15:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:09 lo 16.85 16.85 6.89 6.89 0.00 0.00 0.00 0.00 16:00:09 ens3 0.65 0.68 0.16 0.13 0.00 0.00 0.00 0.00 16:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.00 22.00 10.83 10.83 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.94 0.28 0.37 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-4896) 04/20/26 _x86_64_ (4 CPU) 14:20:23 LINUX RESTART (4 CPU) 14:30:09 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 58.45 0.00 2.18 0.18 0.12 39.08 14:40:01 0 58.31 0.00 2.21 0.07 0.12 39.30 14:40:01 1 58.77 0.00 2.14 0.13 0.12 38.84 14:40:01 2 58.49 0.00 2.14 0.33 0.12 38.92 14:40:01 3 58.22 0.00 2.22 0.19 0.11 39.26 14:50:09 all 27.13 0.00 1.26 0.09 0.11 71.41 14:50:09 0 27.74 0.00 1.25 0.07 0.11 70.83 14:50:09 1 26.45 0.00 1.25 0.15 0.11 72.04 14:50:09 2 27.28 0.00 1.34 0.03 0.11 71.24 14:50:09 3 27.05 0.00 1.19 0.12 0.11 71.53 15:00:07 all 15.37 0.00 0.58 0.05 0.08 83.92 15:00:07 0 16.05 0.00 0.63 0.03 0.08 83.22 15:00:07 1 15.05 0.00 0.55 0.10 0.08 84.21 15:00:07 2 14.95 0.00 0.73 0.02 0.09 84.21 15:00:07 3 15.42 0.00 0.42 0.04 0.08 84.04 15:10:01 all 25.95 0.00 0.90 0.14 0.08 72.93 15:10:01 0 25.98 0.00 0.92 0.19 0.08 72.83 15:10:01 1 25.27 0.00 0.89 0.19 0.08 73.56 15:10:01 2 26.59 0.00 0.85 0.02 0.07 72.46 15:10:01 3 25.94 0.00 0.95 0.16 0.08 72.87 15:20:09 all 13.50 0.00 0.45 0.07 0.08 85.90 15:20:09 0 14.11 0.00 0.42 0.09 0.08 85.30 15:20:09 1 13.79 0.00 0.44 0.12 0.08 85.57 15:20:09 2 13.00 0.00 0.46 0.02 0.08 86.45 15:20:09 3 13.12 0.00 0.47 0.03 0.07 86.30 15:30:09 all 10.37 0.00 0.41 0.02 0.07 89.13 15:30:09 0 10.34 0.00 0.42 0.01 0.07 89.16 15:30:09 1 10.41 0.00 0.44 0.02 0.08 89.06 15:30:09 2 10.67 0.00 0.46 0.04 0.08 88.76 15:30:09 3 10.06 0.00 0.32 0.03 0.07 89.53 15:40:01 all 10.68 0.00 0.51 0.05 0.06 88.69 15:40:01 0 10.57 0.00 0.47 0.05 0.06 88.85 15:40:01 1 10.86 0.00 0.62 0.08 0.07 88.37 15:40:01 2 11.31 0.00 0.47 0.01 0.07 88.14 15:40:01 3 9.99 0.00 0.48 0.06 0.06 89.41 15:50:09 all 15.00 0.00 0.63 0.05 0.07 84.25 15:50:09 0 14.57 0.00 0.57 0.06 0.07 84.73 15:50:09 1 15.34 0.00 0.67 0.02 0.08 83.89 15:50:09 2 15.01 0.00 0.67 0.02 0.07 84.22 15:50:09 3 15.07 0.00 0.59 0.09 0.07 84.18 16:00:09 all 6.66 0.00 0.28 0.04 0.06 92.95 16:00:09 0 6.62 0.00 0.26 0.05 0.06 93.02 16:00:09 1 6.80 0.00 0.31 0.07 0.07 92.76 16:00:09 2 6.82 0.00 0.26 0.03 0.06 92.82 16:00:09 3 6.42 0.00 0.30 0.01 0.06 93.20 Average: all 20.29 0.00 0.80 0.08 0.08 78.76 Average: 0 20.42 0.00 0.79 0.07 0.08 78.64 Average: 1 20.25 0.00 0.81 0.10 0.08 78.76 Average: 2 20.40 0.00 0.82 0.06 0.08 78.64 Average: 3 20.09 0.00 0.77 0.08 0.08 78.98