---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13176 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 686 11148 4 4154 14960 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:67:ff:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78771sec preferred_lft 78771sec inet6 fe80::f816:3eff:fe67:ff7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:1d:9c:7a:f4:43 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13176) 02/18/26 _x86_64_ (4 CPU) 06:43:51 LINUX RESTART (4 CPU) 06:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:15 81.58 4.05 74.89 2.63 237.53 15242.89 3587.81 07:10:16 72.34 2.55 66.46 3.33 130.12 23172.03 11533.52 07:20:16 50.74 23.37 25.90 1.47 313.80 1591.80 894.91 07:30:16 7.95 0.04 7.45 0.46 1.55 291.41 705.91 07:40:20 20.06 0.07 4.88 15.10 2.18 137.19 210994.91 07:50:16 19.92 0.03 18.97 0.92 0.93 840.52 1073.32 08:00:16 9.93 0.01 9.50 0.41 1.12 304.24 637.63 08:10:14 4.93 0.00 4.75 0.18 0.16 139.71 87.49 08:20:00 4.86 0.22 4.45 0.18 9.21 142.10 105.30 08:30:00 4.70 0.00 4.52 0.18 0.31 143.42 67.63 08:40:01 11.84 0.02 11.21 0.61 1.03 669.43 135.83 08:50:00 5.96 0.02 5.75 0.20 0.60 188.11 99.15 Average: 24.62 2.54 19.93 2.15 58.34 3583.28 19334.35 06:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:15 5995728 13936308 2002288 12.23 201888 7651056 2751852 15.80 1514864 8250200 1760300 07:10:16 163216 2768600 13165752 80.41 247640 2378892 14791964 84.91 1878748 13778696 280 07:20:16 4083564 7064908 8870300 54.18 260828 2743024 9551996 54.83 2070028 9673800 476 07:30:16 12308528 15314220 627968 3.84 261864 2766468 1333012 7.65 2086380 1442556 1572 07:40:20 6667796 9683564 6255700 38.21 263096 2775312 6982216 40.08 2093028 7088052 72 07:50:16 10482360 13650340 2291456 14.00 269620 2916968 2983748 17.13 2145812 3236768 36 08:00:16 8210712 11418436 4522024 27.62 271044 2955240 5217928 29.95 2148844 5489324 60 08:10:14 8186744 11412724 4527640 27.65 271468 2973056 5218588 29.95 2149868 5490516 100 08:20:00 6528560 9776448 6163004 37.64 272424 2993988 6851104 39.33 2154120 7159300 240 08:30:00 6679008 9947264 5992220 36.60 273020 3013764 6757808 38.79 2157152 7012460 132 08:40:01 8018340 11432376 4507748 27.53 277244 3149960 5166316 29.65 2173640 5646164 272 08:50:00 8905456 12347440 3592456 21.94 277904 3177124 4305008 24.71 2184532 4746520 52 Average: 7185834 10729386 5209880 31.82 262337 3291238 5992628 34.40 2063085 6584530 146966 06:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:15 lo 0.89 0.89 0.11 0.11 0.00 0.00 0.00 0.00 07:00:15 ens3 97.63 74.13 1300.87 11.41 0.00 0.00 0.00 0.00 07:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:16 lo 15.34 15.34 12.99 12.99 0.00 0.00 0.00 0.00 07:10:16 ens3 34.13 23.26 642.74 2.97 0.00 0.00 0.00 0.00 07:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:16 lo 43.14 43.14 20.22 20.22 0.00 0.00 0.00 0.00 07:20:16 ens3 2.27 1.88 0.53 1.59 0.00 0.00 0.00 0.00 07:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:16 lo 20.29 20.29 8.82 8.82 0.00 0.00 0.00 0.00 07:30:16 ens3 0.93 0.58 0.22 0.16 0.00 0.00 0.00 0.00 07:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:20 lo 9.61 9.61 4.88 4.88 0.00 0.00 0.00 0.00 07:40:20 ens3 0.56 0.25 0.13 0.08 0.00 0.00 0.00 0.00 07:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:16 lo 11.92 11.92 6.19 6.19 0.00 0.00 0.00 0.00 07:50:16 ens3 2.56 0.98 0.52 0.32 0.00 0.00 0.00 0.00 07:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:16 lo 18.98 18.98 10.03 10.03 0.00 0.00 0.00 0.00 08:00:16 ens3 0.98 0.70 0.20 0.15 0.00 0.00 0.00 0.00 08:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:14 lo 26.43 26.43 9.59 9.59 0.00 0.00 0.00 0.00 08:10:14 ens3 0.95 0.51 0.30 0.21 0.00 0.00 0.00 0.00 08:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 20.93 20.93 10.06 10.06 0.00 0.00 0.00 0.00 08:20:00 ens3 2.77 0.56 0.44 0.16 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 13.46 13.46 8.35 8.35 0.00 0.00 0.00 0.00 08:30:00 ens3 1.98 0.52 0.34 0.17 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 18.96 18.96 10.62 10.62 0.00 0.00 0.00 0.00 08:40:01 ens3 1.35 0.84 0.32 0.24 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:00 lo 33.11 33.11 12.84 12.84 0.00 0.00 0.00 0.00 08:50:00 ens3 0.86 0.60 0.16 0.12 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.41 19.41 9.55 9.55 0.00 0.00 0.00 0.00 Average: ens3 12.28 8.76 162.75 1.47 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13176) 02/18/26 _x86_64_ (4 CPU) 06:43:51 LINUX RESTART (4 CPU) 06:50:14 CPU %user %nice %system %iowait %steal %idle 07:00:15 all 24.99 0.00 1.62 0.85 0.07 72.47 07:00:15 0 22.78 0.00 1.50 0.65 0.08 74.98 07:00:15 1 24.42 0.00 1.55 0.79 0.06 73.19 07:00:15 2 27.31 0.00 1.52 0.85 0.07 70.25 07:00:15 3 25.46 0.00 1.93 1.10 0.07 71.44 07:10:16 all 44.97 0.00 2.13 1.98 0.13 50.79 07:10:16 0 44.96 0.00 2.18 1.13 0.13 51.61 07:10:16 1 44.20 0.00 2.16 2.98 0.13 50.52 07:10:16 2 43.66 0.00 2.06 1.65 0.14 52.49 07:10:16 3 47.06 0.00 2.12 2.14 0.13 48.54 07:20:16 all 46.07 0.00 1.89 0.12 0.14 51.78 07:20:16 0 45.63 0.00 1.85 0.03 0.14 52.34 07:20:16 1 46.44 0.00 2.06 0.25 0.15 51.11 07:20:16 2 46.32 0.00 1.88 0.12 0.14 51.55 07:20:16 3 45.88 0.00 1.76 0.08 0.14 52.14 07:30:16 all 16.15 0.00 0.78 0.04 0.12 82.91 07:30:16 0 16.03 0.00 0.67 0.01 0.11 83.17 07:30:16 1 15.86 0.00 0.90 0.04 0.12 83.09 07:30:16 2 16.41 0.00 0.79 0.01 0.12 82.66 07:30:16 3 16.30 0.00 0.76 0.10 0.12 82.73 07:40:20 all 9.72 0.00 0.47 0.05 0.11 89.66 07:40:20 0 9.34 0.00 0.40 0.02 0.11 90.14 07:40:20 1 9.29 0.00 0.49 0.09 0.10 90.04 07:40:20 2 10.29 0.00 0.56 0.03 0.11 89.01 07:40:20 3 9.96 0.00 0.42 0.06 0.11 89.45 07:50:16 all 28.91 0.00 0.97 0.08 0.11 69.93 07:50:16 0 28.46 0.00 0.95 0.06 0.10 70.43 07:50:16 1 29.19 0.00 1.04 0.18 0.11 69.49 07:50:16 2 28.06 0.00 0.99 0.03 0.11 70.82 07:50:16 3 29.93 0.00 0.92 0.05 0.11 68.99 08:00:16 all 17.86 0.00 0.62 0.05 0.11 81.37 08:00:16 0 17.92 0.00 0.57 0.01 0.11 81.39 08:00:16 1 17.46 0.00 0.60 0.05 0.10 81.79 08:00:16 2 17.68 0.00 0.68 0.11 0.12 81.41 08:00:16 3 18.37 0.00 0.61 0.02 0.12 80.88 08:10:14 all 8.38 0.00 0.45 0.02 0.10 91.05 08:10:14 0 8.02 0.00 0.46 0.05 0.10 91.37 08:10:14 1 8.43 0.00 0.49 0.01 0.10 90.98 08:10:14 2 8.48 0.00 0.40 0.02 0.10 91.01 08:10:14 3 8.57 0.00 0.46 0.03 0.10 90.84 08:20:00 all 10.37 0.00 0.55 0.05 0.11 88.93 08:20:00 0 10.61 0.00 0.42 0.03 0.09 88.86 08:20:00 1 10.40 0.00 0.61 0.02 0.11 88.86 08:20:00 2 10.42 0.00 0.61 0.02 0.11 88.84 08:20:00 3 10.05 0.00 0.55 0.12 0.11 89.17 08:30:00 all 9.53 0.00 0.45 0.02 0.10 89.89 08:30:00 0 9.50 0.00 0.41 0.04 0.10 89.95 08:30:00 1 9.56 0.00 0.50 0.01 0.11 89.83 08:30:00 2 9.79 0.00 0.49 0.01 0.10 89.62 08:30:00 3 9.28 0.00 0.42 0.03 0.10 90.17 08:40:01 all 21.13 0.00 0.85 0.06 0.11 77.86 08:40:01 0 20.74 0.00 0.91 0.05 0.11 78.19 08:40:01 1 20.97 0.00 0.83 0.03 0.11 78.05 08:40:01 2 21.12 0.00 0.86 0.08 0.11 77.84 08:40:01 3 21.70 0.00 0.79 0.06 0.11 77.34 08:40:01 CPU %user %nice %system %iowait %steal %idle 08:50:00 all 11.18 0.00 0.56 0.04 0.11 88.12 08:50:00 0 10.95 0.00 0.53 0.01 0.10 88.41 08:50:00 1 11.31 0.00 0.57 0.02 0.12 87.98 08:50:00 2 11.35 0.00 0.58 0.08 0.11 87.88 08:50:00 3 11.09 0.00 0.55 0.03 0.10 88.23 Average: all 20.78 0.00 0.95 0.28 0.11 77.88 Average: 0 20.42 0.00 0.91 0.17 0.11 78.39 Average: 1 20.64 0.00 0.98 0.37 0.11 77.90 Average: 2 20.92 0.00 0.95 0.25 0.11 77.77 Average: 3 21.15 0.00 0.94 0.32 0.11 77.48