---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-489561 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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 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 706 11419 4 3863 14940 Swap: 1023 1 1022 ---> 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:55:83:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80102sec preferred_lft 80102sec inet6 fe80::f816:3eff:fe55:8334/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:30:af:59:98:61 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-489561) 03/16/26 _x86_64_ (4 CPU) 09:46:59 LINUX RESTART (4 CPU) 09:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:02 88.44 2.68 81.78 3.99 334.03 31593.42 28715.05 10:10:01 84.69 37.98 29.96 16.74 434.48 1767.04 214035.57 10:20:01 6.88 0.34 6.21 0.33 14.81 247.11 1510.49 10:30:02 20.20 0.07 19.19 0.93 1.98 765.55 1911.35 10:40:01 9.99 0.01 9.54 0.45 0.49 286.80 372.35 10:50:01 4.35 0.00 4.18 0.17 0.16 119.37 48.35 11:00:02 5.14 0.01 4.94 0.18 1.29 133.53 42.42 11:10:01 5.09 0.02 4.91 0.17 1.24 138.14 287.29 11:20:01 9.58 0.05 9.16 0.37 4.89 613.29 494.81 11:30:02 4.61 0.02 4.43 0.16 0.59 151.32 42.10 Average: 23.89 4.11 17.43 2.35 79.35 3582.70 24719.19 09:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:02 1566936 6449668 9476972 57.88 257268 4498408 12124380 69.59 2133624 11981564 2876 10:10:01 3713460 6556496 9378932 57.28 267972 2590488 10860504 62.34 2041332 10071452 276 10:20:01 8116356 10983416 4955916 30.27 268860 2613432 6440272 36.97 2055364 5676232 804 10:30:02 10771972 13766048 2174056 13.28 275064 2734200 2896644 16.63 2083136 3006648 8388 10:40:01 8283216 11307320 4631424 28.29 276512 2762784 5296548 30.40 2086116 5480468 296 10:50:01 8358036 11396824 4541796 27.74 277116 2776864 5235696 30.05 2087300 5401896 92 11:00:02 6848016 9902540 6035372 36.86 277552 2792164 6676852 38.33 2089428 6908840 556 11:10:01 6782728 9854448 6083536 37.16 277852 2809064 6648336 38.16 2092384 6956636 260 11:20:01 8712996 11922240 4017060 24.53 281720 2939464 5010720 28.76 2106388 5032012 360 11:30:02 7399528 10631980 5306220 32.41 282304 2962044 5987056 34.37 2118536 6314652 316 Average: 7055324 10277098 5660128 34.57 274222 2947891 6717701 38.56 2089361 6683040 1422 09:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:02 lo 9.04 9.04 9.55 9.55 0.00 0.00 0.00 0.00 10:00:02 ens3 65.24 48.45 1085.35 6.16 0.00 0.00 0.00 0.00 10:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 39.29 39.29 19.29 19.29 0.00 0.00 0.00 0.00 10:10:01 ens3 2.96 1.72 0.64 0.45 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 28.51 28.51 11.28 11.28 0.00 0.00 0.00 0.00 10:20:01 ens3 1.04 0.61 0.18 0.13 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 lo 12.06 12.06 7.20 7.20 0.00 0.00 0.00 0.00 10:30:02 ens3 1.40 0.95 0.31 0.24 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 18.50 18.50 9.97 9.97 0.00 0.00 0.00 0.00 10:40:01 ens3 1.64 0.89 0.39 0.27 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 24.41 24.41 9.07 9.07 0.00 0.00 0.00 0.00 10:50:01 ens3 1.18 0.66 0.31 0.21 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:02 lo 18.76 18.76 8.76 8.76 0.00 0.00 0.00 0.00 11:00:02 ens3 1.19 0.53 0.33 0.22 0.00 0.00 0.00 0.00 11:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 17.12 17.12 9.86 9.86 0.00 0.00 0.00 0.00 11:10:01 ens3 1.32 0.76 0.39 0.27 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 17.16 17.16 9.54 9.54 0.00 0.00 0.00 0.00 11:20:01 ens3 1.23 0.89 0.31 0.24 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:02 lo 29.85 29.85 12.41 12.41 0.00 0.00 0.00 0.00 11:30:02 ens3 1.06 0.72 0.25 0.19 0.00 0.00 0.00 0.00 11:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.47 21.47 10.69 10.69 0.00 0.00 0.00 0.00 Average: ens3 7.83 5.62 108.89 0.84 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-489561) 03/16/26 _x86_64_ (4 CPU) 09:46:59 LINUX RESTART (4 CPU) 09:50:01 CPU %user %nice %system %iowait %steal %idle 10:00:02 all 50.32 0.00 2.36 1.26 0.11 45.95 10:00:02 0 49.03 0.00 2.28 1.31 0.10 47.28 10:00:02 1 48.66 0.00 2.45 1.13 0.11 47.66 10:00:02 2 50.26 0.00 2.35 1.03 0.11 46.25 10:00:02 3 53.34 0.00 2.36 1.58 0.11 42.61 10:10:01 all 47.91 0.08 1.91 0.29 0.11 49.71 10:10:01 0 47.73 0.01 1.78 0.17 0.11 50.20 10:10:01 1 48.22 0.18 1.89 0.52 0.11 49.07 10:10:01 2 47.13 0.01 2.06 0.13 0.11 50.56 10:10:01 3 48.55 0.11 1.89 0.34 0.11 48.99 10:20:01 all 15.28 0.00 0.75 0.05 0.09 83.82 10:20:01 0 14.79 0.00 0.75 0.02 0.09 84.35 10:20:01 1 15.18 0.00 0.94 0.09 0.09 83.69 10:20:01 2 15.66 0.00 0.64 0.04 0.09 83.57 10:20:01 3 15.50 0.00 0.69 0.06 0.09 83.67 10:30:02 all 28.42 0.00 0.95 0.15 0.09 70.39 10:30:02 0 27.59 0.00 0.85 0.45 0.08 71.03 10:30:02 1 28.77 0.00 1.02 0.04 0.09 70.09 10:30:02 2 28.42 0.00 0.97 0.03 0.09 70.49 10:30:02 3 28.91 0.00 0.98 0.07 0.09 69.95 10:40:01 all 17.34 0.00 0.62 1.38 0.08 80.58 10:40:01 0 17.55 0.00 0.44 1.74 0.07 80.19 10:40:01 1 17.89 0.00 0.68 1.72 0.09 79.62 10:40:01 2 16.32 0.00 0.63 0.22 0.08 82.76 10:40:01 3 17.61 0.00 0.71 1.84 0.08 79.76 10:50:01 all 7.82 0.00 0.39 0.06 0.07 91.66 10:50:01 0 8.01 0.00 0.38 0.01 0.07 91.53 10:50:01 1 8.01 0.00 0.42 0.18 0.08 91.31 10:50:01 2 7.53 0.00 0.37 0.01 0.07 92.02 10:50:01 3 7.71 0.00 0.38 0.03 0.08 91.80 11:00:02 all 10.07 0.00 0.46 0.83 0.08 88.56 11:00:02 0 9.70 0.00 0.48 1.32 0.07 88.43 11:00:02 1 9.96 0.00 0.52 1.71 0.08 87.74 11:00:02 2 10.24 0.00 0.45 0.03 0.09 89.19 11:00:02 3 10.39 0.00 0.38 0.24 0.08 88.90 11:10:01 all 10.58 0.00 0.54 1.72 0.08 87.09 11:10:01 0 10.73 0.00 0.53 0.88 0.07 87.78 11:10:01 1 10.32 0.00 0.61 4.09 0.10 84.88 11:10:01 2 10.97 0.00 0.52 0.52 0.08 87.90 11:10:01 3 10.27 0.00 0.49 1.38 0.06 87.80 11:20:01 all 18.46 0.00 0.85 0.55 0.34 79.80 11:20:01 0 18.36 0.00 0.85 0.21 0.34 80.24 11:20:01 1 19.48 0.00 0.77 1.20 0.36 78.20 11:20:01 2 17.99 0.00 0.86 0.19 0.35 80.61 11:20:01 3 18.02 0.00 0.90 0.62 0.31 80.15 11:30:02 all 12.16 0.00 0.49 0.71 0.09 86.55 11:30:02 0 11.82 0.00 0.44 0.17 0.09 87.49 11:30:02 1 12.47 0.00 0.61 0.82 0.09 86.01 11:30:02 2 12.02 0.00 0.50 1.08 0.09 86.30 11:30:02 3 12.33 0.00 0.42 0.77 0.07 86.42 Average: all 21.83 0.01 0.93 0.70 0.11 76.42 Average: 0 21.52 0.00 0.88 0.63 0.11 76.87 Average: 1 21.88 0.02 0.99 1.15 0.12 75.84 Average: 2 21.65 0.00 0.94 0.33 0.12 76.97 Average: 3 22.26 0.01 0.92 0.69 0.11 76.01