---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1612 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: 5599.94 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 710 11557 4 3721 14936 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:d4:f4:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78948sec preferred_lft 78948sec inet6 fe80::f816:3eff:fed4:f47c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:e5:a6:46:7d:b5 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::fce5:a6ff:fe46:7db5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1612) 03/18/26 _x86_64_ (4 CPU) 09:57:43 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 140.00 8.97 112.51 18.52 1208.20 35621.44 255009.09 10:20:00 84.08 29.37 51.77 2.93 450.58 5409.08 4118.84 10:30:00 10.89 0.78 9.60 0.51 28.75 273.55 1081.06 10:40:00 7.44 0.03 7.06 0.35 0.91 247.56 1829.28 10:50:00 18.39 0.13 17.50 0.77 4.89 751.56 338.19 11:00:00 12.16 0.03 11.59 0.54 0.95 364.51 413.69 11:10:00 5.19 0.02 5.01 0.16 0.57 134.85 240.40 11:20:00 5.18 0.01 5.00 0.17 1.07 149.65 58.79 11:30:00 5.16 0.03 4.98 0.15 1.53 154.04 66.20 11:40:00 5.41 0.01 5.26 0.14 0.40 159.73 81.96 11:50:00 8.51 0.04 8.19 0.28 4.17 552.85 288.04 12:00:00 5.26 0.03 5.04 0.20 0.89 175.23 54.48 Average: 25.64 3.29 20.29 2.06 141.91 3666.18 21965.01 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 4105992 14936308 988636 6.04 244488 10369468 1754572 10.07 2119600 9394340 8344 10:20:00 2498724 4996620 10938116 66.81 270308 2283144 11929116 68.47 2025152 11333592 588 10:30:00 8839556 11369452 4567164 27.89 271564 2313792 5485472 31.49 2046912 5003032 5640 10:40:00 6762940 9309504 6629108 40.49 272508 2329548 7301156 41.91 2050420 7058228 604 10:50:00 10073224 12758896 3182008 19.43 278092 2463024 3918084 22.49 2090920 3725632 196 11:00:00 8606960 11343504 4596380 28.07 279888 2512108 5332244 30.61 2094304 5179728 292 11:10:00 8716132 11469036 4470892 27.31 280308 2528052 5232892 30.04 2095572 5068352 572 11:20:00 7712840 10485824 5454048 33.31 280716 2547724 6470756 37.14 2097608 6080832 332 11:30:00 7201844 9996800 5942524 36.29 281280 2569140 6733352 38.65 2101208 6564076 280 11:40:00 8750852 11568668 4371292 26.70 281860 2591428 5145168 29.53 2103312 5023556 236 11:50:00 8883584 11826716 4113900 25.13 285896 2712360 5032672 28.89 2116896 4893216 280 12:00:00 7524368 10495684 5443828 33.25 286588 2739840 6083388 34.92 2130032 6226768 188 Average: 7473085 10879751 5058158 30.89 276125 3163302 5868239 33.68 2089328 6295946 1463 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 2.92 2.92 2.28 2.28 0.00 0.00 0.00 0.00 10:10:00 ens3 160.98 120.72 2128.41 12.39 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:00 lo 34.35 34.35 21.67 21.67 0.00 0.00 0.00 0.00 10:20:00 ens3 2.50 2.10 0.70 0.58 0.00 0.00 0.00 0.00 10:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:00 lo 40.69 40.69 16.42 16.42 0.00 0.00 0.00 0.00 10:30:00 ens3 1.35 1.18 0.27 1.28 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 11.90 11.90 6.84 6.84 0.00 0.00 0.00 0.00 10:40:00 ens3 1.96 0.48 0.44 0.23 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 10.09 10.09 4.95 4.95 0.00 0.00 0.00 0.00 10:50:00 ens3 1.01 0.78 0.24 0.19 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 17.00 17.00 9.37 9.37 0.00 0.00 0.00 0.00 11:00:00 ens3 0.91 0.67 0.18 0.14 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 13.67 13.67 6.00 6.00 0.00 0.00 0.00 0.00 11:10:00 ens3 0.76 0.44 0.16 0.11 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 20.57 20.57 6.65 6.65 0.00 0.00 0.00 0.00 11:20:00 ens3 0.97 0.32 0.19 0.10 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 21.67 21.67 11.96 11.96 0.00 0.00 0.00 0.00 11:30:00 ens3 0.93 0.60 0.21 0.15 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 16.45 16.45 9.28 9.28 0.00 0.00 0.00 0.00 11:40:00 ens3 0.91 0.56 0.23 0.17 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 lo 7.41 7.41 4.26 4.26 0.00 0.00 0.00 0.00 11:50:00 ens3 0.94 0.54 0.25 0.18 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 29.82 29.82 12.44 12.44 0.00 0.00 0.00 0.00 12:00:00 ens3 1.66 0.73 0.37 0.24 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.88 18.88 9.34 9.34 0.00 0.00 0.00 0.00 Average: ens3 14.57 10.76 177.64 1.31 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-1612) 03/18/26 _x86_64_ (4 CPU) 09:57:43 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 39.45 0.00 2.45 4.92 0.10 53.09 10:10:00 0 37.29 0.00 2.39 4.35 0.10 55.88 10:10:00 1 39.61 0.00 2.40 5.43 0.10 52.45 10:10:00 2 45.30 0.00 2.58 6.79 0.11 45.22 10:10:00 3 35.58 0.00 2.41 3.11 0.10 58.80 10:20:00 all 65.73 0.00 2.46 0.20 0.13 31.48 10:20:00 0 65.62 0.00 2.19 0.16 0.13 31.90 10:20:00 1 66.42 0.00 2.41 0.17 0.14 30.86 10:20:00 2 65.96 0.00 2.71 0.20 0.13 31.00 10:20:00 3 64.91 0.00 2.54 0.28 0.13 32.14 10:30:00 all 22.94 0.00 1.03 0.04 0.11 75.88 10:30:00 0 23.25 0.00 1.05 0.02 0.11 75.57 10:30:00 1 22.86 0.00 1.04 0.07 0.11 75.92 10:30:00 2 22.17 0.00 1.01 0.06 0.11 76.64 10:30:00 3 23.46 0.00 1.00 0.02 0.11 75.40 10:40:00 all 16.40 0.00 0.70 2.32 0.09 80.48 10:40:00 0 15.89 0.00 0.57 2.20 0.08 81.26 10:40:00 1 16.47 0.00 0.70 2.16 0.10 80.57 10:40:00 2 16.82 0.00 0.77 2.14 0.10 80.18 10:40:00 3 16.44 0.00 0.78 2.78 0.09 79.92 10:50:00 all 24.58 0.00 0.80 0.06 0.09 74.48 10:50:00 0 23.79 0.00 0.73 0.03 0.08 75.37 10:50:00 1 24.75 0.00 0.84 0.10 0.09 74.22 10:50:00 2 24.66 0.00 0.81 0.07 0.09 74.37 10:50:00 3 25.11 0.00 0.83 0.03 0.09 73.94 11:00:00 all 20.47 0.00 0.68 0.05 0.10 78.71 11:00:00 0 21.03 0.00 0.73 0.07 0.10 78.06 11:00:00 1 20.38 0.00 0.69 0.03 0.11 78.79 11:00:00 2 20.39 0.00 0.70 0.08 0.10 78.73 11:00:00 3 20.07 0.00 0.59 0.02 0.09 79.24 11:10:00 all 7.31 0.00 0.43 0.02 0.08 92.16 11:10:00 0 7.34 0.00 0.40 0.02 0.08 92.16 11:10:00 1 7.12 0.00 0.46 0.00 0.09 92.33 11:10:00 2 7.25 0.00 0.46 0.03 0.08 92.18 11:10:00 3 7.54 0.00 0.39 0.02 0.07 91.97 11:20:00 all 7.78 0.00 0.47 1.28 0.07 90.40 11:20:00 0 6.97 0.00 0.38 0.65 0.06 91.93 11:20:00 1 8.36 0.00 0.51 0.88 0.08 90.17 11:20:00 2 7.78 0.00 0.50 1.47 0.08 90.17 11:20:00 3 8.01 0.00 0.47 2.11 0.07 89.34 11:30:00 all 12.02 0.00 0.44 0.09 0.08 87.37 11:30:00 0 11.85 0.00 0.40 0.04 0.08 87.63 11:30:00 1 11.89 0.00 0.44 0.06 0.08 87.54 11:30:00 2 12.59 0.00 0.51 0.07 0.09 86.74 11:30:00 3 11.74 0.00 0.42 0.19 0.08 87.57 11:40:00 all 8.19 0.00 0.42 0.02 0.08 91.29 11:40:00 0 7.37 0.00 0.40 0.01 0.07 92.14 11:40:00 1 8.28 0.00 0.46 0.01 0.08 91.17 11:40:00 2 8.69 0.00 0.44 0.02 0.08 90.78 11:40:00 3 8.43 0.00 0.37 0.04 0.08 91.09 11:50:00 all 11.44 0.00 0.47 0.08 0.07 87.94 11:50:00 0 10.98 0.00 0.40 0.01 0.07 88.54 11:50:00 1 12.52 0.00 0.52 0.12 0.07 86.77 11:50:00 2 10.59 0.00 0.50 0.08 0.07 88.76 11:50:00 3 11.67 0.00 0.46 0.11 0.06 87.70 11:50:00 CPU %user %nice %system %iowait %steal %idle 12:00:00 all 12.08 0.00 0.54 0.07 0.08 87.23 12:00:00 0 11.90 0.00 0.43 0.02 0.07 87.58 12:00:00 1 12.34 0.00 0.60 0.06 0.08 86.92 12:00:00 2 12.01 0.00 0.60 0.17 0.08 87.15 12:00:00 3 12.09 0.00 0.53 0.03 0.08 87.27 Average: all 20.69 0.00 0.91 0.76 0.09 77.55 Average: 0 20.27 0.00 0.84 0.63 0.09 78.17 Average: 1 20.90 0.00 0.92 0.76 0.09 77.32 Average: 2 21.18 0.00 0.97 0.93 0.09 76.83 Average: 3 20.41 0.00 0.90 0.73 0.09 77.87