---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5113 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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: 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 698 11195 4 4095 14948 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:d9:8e:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80094sec preferred_lft 80094sec inet6 fe80::f816:3eff:fed9:8e61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:b1:9a:38:32:de 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5113) 01/27/26 _x86_64_ (4 CPU) 21:40:01 LINUX RESTART (4 CPU) 21:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:07 56.18 3.43 49.44 3.31 143.18 5755.65 3915.15 22:10:01 47.80 23.00 23.54 1.27 290.29 1556.18 5397.04 22:20:06 30.61 0.24 14.17 16.20 13.01 602.29 210939.92 22:30:08 24.62 12.00 12.17 0.44 143.66 324.71 233.89 22:40:01 4.09 0.04 3.93 0.11 3.27 100.09 77.53 22:50:09 4.27 0.02 4.12 0.13 1.92 114.68 49.47 23:00:10 4.64 0.04 4.46 0.14 1.93 122.29 82.84 23:10:01 8.88 0.08 8.52 0.28 2.22 494.64 91.81 23:20:23 6.49 0.02 6.26 0.21 1.47 211.03 530.05 Average: 20.78 4.29 14.03 2.46 66.34 1027.77 24707.10 21:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:07 1042908 3787624 12144532 74.17 255472 2504416 13268444 76.16 1991836 12780736 396 22:10:01 4083356 7201352 8732768 53.34 267056 2866028 9476580 54.40 2187348 9562420 384 22:20:06 10544208 13777092 2161964 13.20 271444 2974096 3084156 17.70 2256860 3052656 716 22:30:08 8126224 11449156 4488312 27.41 277780 3044756 5241328 30.09 2301544 5394288 388 22:40:01 8097264 11432900 4504548 27.51 278244 3057004 5239192 30.07 2304800 5429640 200 22:50:09 6408684 9759372 6177196 37.73 278780 3071508 6852300 39.33 2307472 7107108 604 23:00:10 6433512 9799164 6137392 37.48 279384 3085808 6858684 39.37 2311020 7080732 264 23:10:01 7885392 11361960 4575260 27.94 282736 3187924 5287808 30.35 2319080 5623356 32 23:20:23 7482244 10992716 4944392 30.20 283368 3220980 5865900 33.67 2337672 5998056 336 Average: 6678199 9951260 5985152 36.55 274918 3001391 6797155 39.02 2257515 6892110 369 21:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:07 lo 17.60 17.60 14.38 14.38 0.00 0.00 0.00 0.00 22:00:07 ens3 1.56 1.37 0.45 0.38 0.00 0.00 0.00 0.00 22:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 38.16 38.16 17.85 17.85 0.00 0.00 0.00 0.00 22:10:01 ens3 1.67 1.68 0.41 0.36 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:06 lo 19.74 19.74 7.64 7.64 0.00 0.00 0.00 0.00 22:20:06 ens3 1.06 0.96 0.28 0.25 0.00 0.00 0.00 0.00 22:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:08 lo 19.26 19.26 9.93 9.93 0.00 0.00 0.00 0.00 22:30:08 ens3 0.87 0.76 0.20 0.16 0.00 0.00 0.00 0.00 22:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 20.14 20.14 8.49 8.49 0.00 0.00 0.00 0.00 22:40:01 ens3 0.79 0.61 0.21 0.16 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:09 lo 26.06 26.06 11.03 11.03 0.00 0.00 0.00 0.00 22:50:09 ens3 0.75 0.60 0.16 0.75 0.00 0.00 0.00 0.00 22:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:10 lo 17.37 17.37 9.92 9.92 0.00 0.00 0.00 0.00 23:00:10 ens3 0.69 0.62 0.14 0.48 0.00 0.00 0.00 0.00 23:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 16.82 16.82 9.57 9.57 0.00 0.00 0.00 0.00 23:10:01 ens3 0.91 0.83 0.29 0.23 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:23 lo 17.43 17.43 7.58 7.58 0.00 0.00 0.00 0.00 23:20:23 ens3 0.69 0.55 0.14 0.11 0.00 0.00 0.00 0.00 23:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.38 21.38 10.69 10.69 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.88 0.25 0.32 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5113) 01/27/26 _x86_64_ (4 CPU) 21:40:01 LINUX RESTART (4 CPU) 21:50:06 CPU %user %nice %system %iowait %steal %idle 22:00:07 all 42.68 0.00 1.86 0.39 0.12 54.96 22:00:07 0 42.74 0.00 1.99 0.47 0.12 54.69 22:00:07 1 42.14 0.00 1.93 0.36 0.12 55.45 22:00:07 2 42.33 0.00 1.79 0.56 0.12 55.20 22:00:07 3 43.51 0.00 1.72 0.15 0.11 54.50 22:10:01 all 41.72 0.00 1.64 0.83 0.13 55.68 22:10:01 0 41.99 0.00 1.70 1.01 0.14 55.17 22:10:01 1 41.29 0.00 1.67 0.53 0.13 56.37 22:10:01 2 41.79 0.00 1.73 1.35 0.13 55.00 22:10:01 3 41.80 0.00 1.48 0.44 0.12 56.17 22:20:06 all 21.73 0.00 1.08 2.84 0.12 74.23 22:20:06 0 20.87 0.00 1.01 2.84 0.12 75.15 22:20:06 1 21.69 0.00 1.12 0.61 0.12 76.46 22:20:06 2 21.56 0.00 1.03 6.34 0.12 70.94 22:20:06 3 22.80 0.00 1.15 1.57 0.13 74.35 22:30:08 all 25.36 0.10 0.98 2.54 0.10 70.92 22:30:08 0 25.10 0.09 1.01 5.32 0.10 68.38 22:30:08 1 25.48 0.08 0.88 1.31 0.11 72.14 22:30:08 2 25.86 0.12 1.15 1.60 0.11 71.16 22:30:08 3 24.98 0.11 0.89 1.93 0.10 71.99 22:40:01 all 8.55 0.00 0.39 0.45 0.08 90.52 22:40:01 0 8.10 0.00 0.39 0.40 0.07 91.04 22:40:01 1 8.60 0.00 0.38 0.16 0.08 90.78 22:40:01 2 8.57 0.00 0.41 0.53 0.09 90.40 22:40:01 3 8.96 0.00 0.36 0.73 0.08 89.87 22:50:09 all 10.54 0.00 0.53 0.15 0.08 88.70 22:50:09 0 10.31 0.00 0.53 0.05 0.07 89.03 22:50:09 1 10.66 0.00 0.51 0.31 0.09 88.43 22:50:09 2 10.49 0.00 0.55 0.06 0.08 88.82 22:50:09 3 10.71 0.00 0.52 0.17 0.07 88.53 23:00:10 all 9.78 0.00 0.47 0.03 0.08 89.64 23:00:10 0 10.00 0.00 0.45 0.02 0.07 89.47 23:00:10 1 10.01 0.00 0.45 0.06 0.09 89.40 23:00:10 2 9.71 0.00 0.45 0.01 0.08 89.74 23:00:10 3 9.41 0.00 0.51 0.04 0.07 89.96 23:10:01 all 14.43 0.00 0.62 0.94 0.11 83.90 23:10:01 0 14.26 0.00 0.72 1.14 0.10 83.78 23:10:01 1 14.76 0.00 0.62 0.52 0.12 83.98 23:10:01 2 13.63 0.00 0.56 1.62 0.13 84.06 23:10:01 3 15.09 0.00 0.57 0.46 0.09 83.79 23:20:23 all 13.73 0.00 0.65 0.43 0.08 85.12 23:20:23 0 12.98 0.00 0.62 0.31 0.07 86.02 23:20:23 1 13.99 0.00 0.70 0.40 0.08 84.82 23:20:23 2 13.99 0.00 0.56 0.66 0.08 84.70 23:20:23 3 13.95 0.00 0.71 0.34 0.08 84.92 Average: all 20.91 0.01 0.91 0.95 0.10 77.11 Average: 0 20.67 0.01 0.93 1.28 0.09 77.01 Average: 1 20.92 0.01 0.92 0.47 0.10 77.57 Average: 2 20.85 0.01 0.92 1.41 0.11 76.70 Average: 3 21.21 0.01 0.88 0.65 0.09 77.15