---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47067 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 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 735 6800 4 8452 14910 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:15:ae:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79376sec preferred_lft 79376sec inet6 fe80::f816:3eff:fe15:aeaa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:e8:7b:9b:1e:ff 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::5ce8:7bff:fe9b:1eff/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-47067) 09/22/26 _x86_64_ (4 CPU) 12:51:47 LINUX RESTART (4 CPU) 13:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:12 18.66 0.94 16.80 0.92 84.05 1572.78 1103.96 13:20:26 4.46 0.01 4.27 0.18 0.16 130.68 356.20 13:30:26 7.47 0.02 7.06 0.39 0.75 260.64 742.65 13:40:26 26.50 0.81 24.35 1.34 13.65 1879.25 807.76 13:50:20 26.74 0.02 25.28 1.45 0.50 1753.17 1581.38 14:00:26 23.38 0.04 8.09 15.25 0.90 238.74 212743.31 14:10:26 5.86 0.01 5.61 0.24 0.77 164.79 98.73 14:20:26 5.96 0.00 5.72 0.23 0.01 172.75 113.72 14:30:26 5.28 0.00 5.07 0.21 0.00 164.39 74.35 14:40:19 9.18 0.00 8.79 0.39 0.07 581.07 297.95 Average: 13.32 0.18 11.06 2.07 9.91 687.13 22036.07 13:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:12 1804680 9881156 6046980 36.93 230836 7683864 7042896 40.43 1924432 11919076 532 13:20:26 2976752 11060928 4867284 29.73 232024 7690332 5573704 31.99 1941808 10729180 68 13:30:26 1577908 9653248 6274028 38.32 233584 7680064 7118996 40.86 1938888 12139080 268 13:40:26 2285980 9495276 6431352 39.28 247260 6805324 7221980 41.45 2076820 11281192 11324 13:50:20 7714232 15287888 642012 3.92 258548 7148880 1412404 8.11 2185840 5755400 13548 14:00:26 3616732 11214792 4713172 28.79 260160 7171616 5454056 31.31 2192964 9844156 40 14:10:26 2289940 9910252 6017240 36.75 260848 7193132 6791892 38.99 2195412 11162528 140 14:20:26 2111816 9756464 6170868 37.69 261808 7216444 6934048 39.80 2199312 11333976 120 14:30:26 3586992 11256632 4671524 28.53 262692 7240504 5463412 31.36 2201904 9866320 96 14:40:19 3462116 11265528 4662040 28.47 266428 7363936 5304848 30.45 2215556 9964828 108 Average: 3142715 10878216 5049650 30.84 251419 7319410 5831824 33.47 2107294 10399574 2624 13:00:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:12 lo 12.74 12.74 9.11 9.11 0.00 0.00 0.00 0.00 13:10:12 ens3 1.92 0.86 0.45 0.28 0.00 0.00 0.00 0.00 13:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:26 lo 11.42 11.42 5.19 5.19 0.00 0.00 0.00 0.00 13:20:26 ens3 2.24 0.62 0.44 0.21 0.00 0.00 0.00 0.00 13:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:26 lo 6.60 6.60 4.61 4.61 0.00 0.00 0.00 0.00 13:30:26 ens3 1.30 0.43 0.27 0.14 0.00 0.00 0.00 0.00 13:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:26 lo 17.88 17.88 14.58 14.58 0.00 0.00 0.00 0.00 13:40:26 ens3 2.68 2.35 0.58 1.85 0.00 0.00 0.00 0.00 13:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:20 lo 33.02 33.02 15.77 15.77 0.00 0.00 0.00 0.00 13:50:20 ens3 2.68 1.47 0.57 0.52 0.00 0.00 0.00 0.00 13:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:26 lo 18.17 18.17 9.10 9.10 0.00 0.00 0.00 0.00 14:00:26 ens3 1.51 0.61 0.28 0.16 0.00 0.00 0.00 0.00 14:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:26 lo 21.67 21.67 8.56 8.56 0.00 0.00 0.00 0.00 14:10:26 ens3 2.14 0.40 0.40 0.18 0.00 0.00 0.00 0.00 14:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:26 lo 21.08 21.08 10.55 10.55 0.00 0.00 0.00 0.00 14:20:26 ens3 3.10 0.68 0.57 0.26 0.00 0.00 0.00 0.00 14:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:26 lo 15.35 15.35 8.63 8.63 0.00 0.00 0.00 0.00 14:30:26 ens3 3.59 0.62 0.61 0.23 0.00 0.00 0.00 0.00 14:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:19 lo 23.36 23.36 10.73 10.73 0.00 0.00 0.00 0.00 14:40:19 ens3 1.43 0.91 0.40 0.30 0.00 0.00 0.00 0.00 14:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.10 18.10 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 2.26 0.89 0.46 0.41 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-47067) 09/22/26 _x86_64_ (4 CPU) 12:51:47 LINUX RESTART (4 CPU) 13:00:26 CPU %user %nice %system %iowait %steal %idle 13:10:12 all 25.56 0.00 1.15 0.09 0.02 73.19 13:10:12 0 26.00 0.00 1.29 0.16 0.02 72.53 13:10:12 1 24.38 0.00 1.19 0.06 0.02 74.35 13:10:12 2 25.91 0.00 0.98 0.09 0.02 73.00 13:10:12 3 25.94 0.00 1.12 0.04 0.02 72.88 13:20:26 all 9.24 0.00 0.61 0.02 0.02 90.11 13:20:26 0 9.04 0.00 0.64 0.05 0.02 90.25 13:20:26 1 8.85 0.00 0.58 0.01 0.02 90.54 13:20:26 2 9.72 0.00 0.57 0.03 0.02 89.66 13:20:26 3 9.36 0.00 0.65 0.01 0.02 89.97 13:30:26 all 16.73 0.00 0.82 0.04 0.02 82.39 13:30:26 0 16.52 0.00 0.95 0.02 0.02 82.50 13:30:26 1 16.76 0.00 0.76 0.03 0.02 82.43 13:30:26 2 16.71 0.00 0.81 0.03 0.02 82.43 13:30:26 3 16.94 0.00 0.76 0.06 0.02 82.20 13:40:26 all 38.41 0.00 1.58 0.07 0.03 59.91 13:40:26 0 37.77 0.00 1.80 0.05 0.03 60.35 13:40:26 1 39.14 0.00 1.48 0.05 0.03 59.30 13:40:26 2 38.53 0.00 1.53 0.11 0.03 59.79 13:40:26 3 38.18 0.00 1.51 0.08 0.04 60.19 13:50:20 all 40.33 0.00 1.65 0.09 0.02 57.90 13:50:20 0 39.85 0.00 1.76 0.06 0.02 58.31 13:50:20 1 40.24 0.00 1.58 0.08 0.02 58.07 13:50:20 2 41.18 0.00 1.60 0.05 0.02 57.15 13:50:20 3 40.07 0.00 1.65 0.18 0.03 58.07 14:00:26 all 13.68 0.00 0.63 0.06 0.01 85.61 14:00:26 0 13.98 0.00 0.58 0.08 0.01 85.35 14:00:26 1 13.29 0.00 0.64 0.06 0.02 86.00 14:00:26 2 13.63 0.00 0.67 0.07 0.01 85.62 14:00:26 3 13.81 0.00 0.65 0.04 0.01 85.48 14:10:26 all 9.41 0.00 0.54 0.03 0.01 90.01 14:10:26 0 9.07 0.00 0.59 0.02 0.01 90.31 14:10:26 1 9.73 0.00 0.56 0.03 0.02 89.67 14:10:26 2 9.67 0.00 0.53 0.04 0.01 89.75 14:10:26 3 9.18 0.00 0.46 0.04 0.01 90.30 14:20:26 all 10.58 0.00 0.58 0.03 0.02 88.79 14:20:26 0 10.53 0.00 0.64 0.01 0.02 88.80 14:20:26 1 10.57 0.00 0.53 0.04 0.02 88.85 14:20:26 2 10.98 0.00 0.56 0.03 0.02 88.40 14:20:26 3 10.24 0.00 0.59 0.03 0.02 89.13 14:30:26 all 8.36 0.00 0.57 0.03 0.01 91.02 14:30:26 0 8.20 0.00 0.63 0.03 0.01 91.13 14:30:26 1 8.53 0.00 0.58 0.02 0.02 90.85 14:30:26 2 8.66 0.00 0.58 0.05 0.01 90.71 14:30:26 3 8.07 0.00 0.51 0.01 0.02 91.39 14:40:19 all 14.81 0.00 0.70 0.05 0.02 84.43 14:40:19 0 14.18 0.00 0.74 0.03 0.02 85.03 14:40:19 1 15.48 0.00 0.75 0.14 0.02 83.61 14:40:19 2 14.57 0.00 0.67 0.02 0.01 84.73 14:40:19 3 15.00 0.00 0.63 0.01 0.02 84.34 Average: all 18.65 0.00 0.88 0.05 0.02 80.40 Average: 0 18.45 0.00 0.96 0.05 0.02 80.53 Average: 1 18.63 0.00 0.86 0.05 0.02 80.44 Average: 2 18.89 0.00 0.85 0.05 0.02 80.19 Average: 3 18.61 0.00 0.85 0.05 0.02 80.46