---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8285 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: 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 60G 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 693 10574 3 4721 14953 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:68:1f:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79791sec preferred_lft 79791sec inet6 fe80::f816:3eff:fe68:1fef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:3e:4d:de:6d:fb 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::603e:4dff:fede:6dfb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8285) 03/23/26 _x86_64_ (4 CPU) 07:12:28 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:02 95.32 22.54 68.98 3.81 344.05 22421.02 12151.62 07:40:15 22.82 1.68 20.05 1.09 23.51 554.00 771.11 07:50:01 8.12 0.15 7.55 0.42 6.83 309.65 461.57 08:00:15 12.82 0.01 12.22 0.58 0.38 579.91 335.77 08:10:17 15.45 0.02 14.74 0.69 0.84 531.31 306.05 08:20:01 5.63 0.01 5.35 0.27 0.26 149.85 98.06 08:30:27 17.42 11.49 5.72 0.20 135.54 175.50 62.17 08:40:27 20.81 0.06 5.24 15.51 1.08 159.91 211741.96 08:50:01 9.88 0.03 9.39 0.46 3.85 604.33 293.64 09:00:27 7.91 0.02 7.58 0.31 0.88 289.68 140.69 Average: 21.66 3.64 15.69 2.33 52.18 2571.40 22541.22 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:02 1736832 5491392 10439440 63.76 270656 3442856 11713876 67.24 2067968 11949064 2264 07:40:15 3439816 6933780 8999680 54.97 273656 3193408 10798448 61.98 2139516 10210940 320 07:50:01 5148960 8667460 7268116 44.39 274716 3216900 8449780 48.50 2148708 8501396 332 08:00:15 9983876 13621520 2316448 14.15 279808 3329864 3082492 17.69 2185632 3632704 10568 08:10:17 9091532 12803592 3134240 19.14 281856 3402168 4344732 24.94 2190896 4523664 492 08:20:01 7687984 11417672 4519136 27.60 282560 3419144 5322824 30.55 2192232 5917432 80 08:30:27 6085128 9893664 6041820 36.90 286960 3481184 6767612 38.85 2234492 7459684 76 08:40:27 6129032 9964160 5971292 36.47 287768 3506868 6739480 38.68 2243012 7401788 256 08:50:01 11332600 15300148 637220 3.89 292084 3628064 1384544 7.95 2251600 2178356 296 09:00:27 6468004 10486748 5448688 33.28 292944 3678264 6101372 35.02 2271012 7031872 136 Average: 6710376 10458014 5477608 33.45 282301 3429872 6470516 37.14 2192507 6880690 1482 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:02 lo 16.42 16.42 14.96 14.96 0.00 0.00 0.00 0.00 07:30:02 ens3 36.45 26.62 643.72 3.04 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:15 lo 42.03 42.03 17.98 17.98 0.00 0.00 0.00 0.00 07:40:15 ens3 1.77 1.51 0.36 0.31 0.00 0.00 0.00 0.00 07:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 24.10 24.10 11.46 11.46 0.00 0.00 0.00 0.00 07:50:01 ens3 1.93 0.90 0.43 1.20 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:15 lo 11.82 11.82 5.86 5.86 0.00 0.00 0.00 0.00 08:00:15 ens3 1.31 0.77 0.35 0.25 0.00 0.00 0.00 0.00 08:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:17 lo 16.98 16.98 7.88 7.88 0.00 0.00 0.00 0.00 08:10:17 ens3 0.89 0.66 0.16 0.13 0.00 0.00 0.00 0.00 08:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 18.91 18.91 9.46 9.46 0.00 0.00 0.00 0.00 08:20:01 ens3 1.23 0.61 0.23 0.14 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:27 lo 27.66 27.66 11.32 11.32 0.00 0.00 0.00 0.00 08:30:27 ens3 0.97 0.47 0.19 0.12 0.00 0.00 0.00 0.00 08:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:27 lo 18.02 18.02 10.01 10.01 0.00 0.00 0.00 0.00 08:40:27 ens3 0.89 0.57 0.20 0.15 0.00 0.00 0.00 0.00 08:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 18.51 18.51 10.38 10.38 0.00 0.00 0.00 0.00 08:50:01 ens3 1.17 0.81 0.32 0.24 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:27 lo 28.23 28.23 11.78 11.78 0.00 0.00 0.00 0.00 09:00:27 ens3 0.88 0.65 0.19 0.15 0.00 0.00 0.00 0.00 09:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.36 22.36 11.12 11.12 0.00 0.00 0.00 0.00 Average: ens3 4.74 3.35 64.45 0.57 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-8285) 03/23/26 _x86_64_ (4 CPU) 07:12:28 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:30:02 all 52.06 0.00 2.37 3.62 0.13 41.82 07:30:02 0 52.13 0.00 2.48 4.05 0.14 41.20 07:30:02 1 51.47 0.00 2.58 3.73 0.13 42.09 07:30:02 2 53.32 0.00 2.29 4.47 0.13 39.80 07:30:02 3 51.31 0.00 2.16 2.21 0.12 44.21 07:40:15 all 43.95 0.00 1.80 0.75 0.16 53.34 07:40:15 0 43.85 0.00 1.86 0.40 0.14 53.75 07:40:15 1 44.30 0.00 1.79 0.21 0.16 53.54 07:40:15 2 43.81 0.00 1.85 0.90 0.16 53.28 07:40:15 3 43.83 0.00 1.72 1.50 0.16 52.80 07:50:01 all 20.73 0.00 0.90 0.52 0.13 77.73 07:50:01 0 20.55 0.00 0.88 0.25 0.12 78.20 07:50:01 1 20.62 0.00 0.91 0.80 0.13 77.53 07:50:01 2 21.08 0.00 0.87 0.72 0.14 77.20 07:50:01 3 20.67 0.00 0.93 0.29 0.13 77.98 08:00:15 all 19.26 0.00 0.82 0.33 0.11 79.47 08:00:15 0 19.28 0.00 0.86 0.06 0.10 79.68 08:00:15 1 19.16 0.00 0.81 0.32 0.11 79.59 08:00:15 2 20.20 0.00 0.87 0.29 0.13 78.51 08:00:15 3 18.41 0.00 0.71 0.66 0.11 80.11 08:10:17 all 26.96 0.00 1.01 0.11 0.12 71.79 08:10:17 0 26.65 0.00 0.99 0.05 0.11 72.19 08:10:17 1 26.66 0.00 1.02 0.24 0.12 71.96 08:10:17 2 27.45 0.00 1.05 0.04 0.12 71.33 08:10:17 3 27.10 0.00 0.97 0.12 0.13 71.68 08:20:01 all 11.56 0.00 0.55 0.15 0.11 87.63 08:20:01 0 11.57 0.00 0.55 0.04 0.10 87.75 08:20:01 1 11.30 0.00 0.59 0.10 0.11 87.90 08:20:01 2 11.44 0.00 0.52 0.35 0.11 87.59 08:20:01 3 11.93 0.00 0.53 0.13 0.10 87.30 08:30:27 all 11.33 0.08 0.50 0.29 0.10 87.70 08:30:27 0 11.09 0.05 0.46 0.17 0.10 88.14 08:30:27 1 11.37 0.00 0.46 0.33 0.11 87.73 08:30:27 2 11.51 0.03 0.51 0.17 0.11 87.68 08:30:27 3 11.36 0.23 0.56 0.50 0.10 87.25 08:40:27 all 10.99 0.00 0.47 0.05 0.10 88.37 08:40:27 0 11.26 0.00 0.51 0.11 0.10 88.02 08:40:27 1 10.62 0.00 0.43 0.02 0.11 88.83 08:40:27 2 11.10 0.00 0.48 0.08 0.10 88.23 08:40:27 3 11.00 0.00 0.48 0.01 0.10 88.41 08:50:01 all 14.32 0.00 0.68 0.04 0.10 84.85 08:50:01 0 13.89 0.00 0.63 0.02 0.10 85.35 08:50:01 1 14.12 0.00 0.63 0.01 0.11 85.13 08:50:01 2 13.81 0.00 0.71 0.04 0.11 85.34 08:50:01 3 15.46 0.00 0.73 0.10 0.10 83.60 09:00:27 all 16.12 0.00 0.71 0.05 0.11 83.01 09:00:27 0 16.23 0.00 0.67 0.04 0.11 82.95 09:00:27 1 15.99 0.00 0.67 0.03 0.12 83.19 09:00:27 2 16.05 0.00 0.84 0.03 0.10 82.98 09:00:27 3 16.20 0.00 0.67 0.10 0.12 82.91 Average: all 22.76 0.01 0.98 0.59 0.12 75.54 Average: 0 22.68 0.01 0.99 0.52 0.11 75.70 Average: 1 22.59 0.00 0.99 0.58 0.12 75.72 Average: 2 23.02 0.00 1.00 0.71 0.12 75.15 Average: 3 22.75 0.02 0.95 0.57 0.12 75.60