---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5082 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 697 11536 4 3755 14949 Swap: 1023 14 1009 ---> 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:de:21:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80603sec preferred_lft 80603sec inet6 fe80::f816:3eff:fede:2198/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:93:ac:58:74:f4 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-5082) 01/27/26 _x86_64_ (4 CPU) 21:36:51 LINUX RESTART (4 CPU) 21:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:00 113.12 4.00 103.21 5.90 611.56 36219.47 20859.03 22:01:16 50.65 22.71 26.48 1.46 301.48 1555.95 1947.76 22:10:01 18.95 1.71 16.38 0.85 35.07 736.08 858.82 22:20:27 26.94 0.14 11.35 15.45 3.84 316.34 202458.11 22:30:09 4.77 0.03 4.62 0.13 0.56 118.41 45.96 22:40:01 4.81 0.08 4.55 0.18 1.73 139.47 71.98 22:50:27 5.26 0.03 5.06 0.18 1.19 135.90 50.01 23:00:27 8.47 0.10 7.99 0.38 2.52 514.09 355.45 23:10:01 7.70 0.05 7.32 0.34 1.53 255.75 136.47 Average: 27.00 3.50 20.66 2.83 108.69 4349.31 26184.46 21:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:00 1085108 5885332 10040236 61.32 260036 4411972 12103384 69.47 2183888 12396004 2384 22:01:16 4503996 7312312 8623096 52.67 266064 2574724 9361160 53.73 2015892 9298740 772 22:10:01 10770184 13690688 2247900 13.73 271052 2681916 2982632 17.12 2066000 3024000 20 22:20:27 8471048 11433892 4505008 27.51 272900 2722392 5231252 30.03 2076772 5318240 224 22:30:09 8381292 11356368 4582444 27.99 273472 2734072 5358888 30.76 2077896 5407392 316 22:40:01 6904228 9894060 6043976 36.91 274136 2748144 6746424 38.72 2080136 6861972 524 22:50:27 6869992 9876232 6061908 37.02 274656 2764028 6714496 38.54 2083792 6906620 172 23:00:27 8277332 11392860 4546048 27.77 278232 2869656 5308160 30.47 2092408 5489428 152 23:10:01 7581096 10734628 5204048 31.78 279116 2906740 5964712 34.24 2111252 6164808 84 Average: 6982697 10175152 5761629 35.19 272185 2934849 6641234 38.12 2087560 6763023 516 21:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:00 lo 7.87 7.87 9.00 9.00 0.00 0.00 0.00 0.00 21:50:00 ens3 87.89 67.17 1387.39 7.06 0.00 0.00 0.00 0.00 21:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:01:16 lo 41.27 41.27 20.21 20.21 0.00 0.00 0.00 0.00 22:01:16 ens3 1.83 1.56 0.40 0.34 0.00 0.00 0.00 0.00 22:01:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 25.31 25.31 9.67 9.67 0.00 0.00 0.00 0.00 22:10:01 ens3 1.29 1.44 0.32 1.41 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 22:20:27 lo 19.01 19.01 10.02 10.02 0.00 0.00 0.00 0.00 22:20:27 ens3 0.91 0.78 0.19 0.15 0.00 0.00 0.00 0.00 22:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:09 lo 21.89 21.89 8.75 8.75 0.00 0.00 0.00 0.00 22:30:09 ens3 0.76 0.70 0.19 0.14 0.00 0.00 0.00 0.00 22:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 19.44 19.44 8.42 8.42 0.00 0.00 0.00 0.00 22:40:01 ens3 0.58 0.43 0.16 0.11 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 22:50:27 lo 19.29 19.29 10.34 10.34 0.00 0.00 0.00 0.00 22:50:27 ens3 0.75 0.61 0.17 0.13 0.00 0.00 0.00 0.00 22:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:27 lo 16.76 16.76 10.02 10.02 0.00 0.00 0.00 0.00 23:00:27 ens3 0.87 0.80 0.23 0.19 0.00 0.00 0.00 0.00 23:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 23.94 23.94 10.09 10.09 0.00 0.00 0.00 0.00 23:10:01 ens3 0.87 0.80 0.23 0.19 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 Average: lo 21.88 21.88 10.89 10.89 0.00 0.00 0.00 0.00 Average: ens3 10.39 8.06 150.24 1.05 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-5082) 01/27/26 _x86_64_ (4 CPU) 21:36:51 LINUX RESTART (4 CPU) 21:40:18 CPU %user %nice %system %iowait %steal %idle 21:50:00 all 51.85 0.00 2.57 4.34 0.11 41.13 21:50:00 0 49.61 0.00 2.62 4.45 0.11 43.21 21:50:00 1 54.12 0.00 2.52 4.07 0.11 39.18 21:50:00 2 53.76 0.00 2.64 3.54 0.11 39.94 21:50:00 3 49.89 0.00 2.49 5.31 0.10 42.21 22:01:16 all 44.99 0.00 1.81 9.13 0.15 43.91 22:01:16 0 44.58 0.00 1.81 6.94 0.14 46.53 22:01:16 1 44.87 0.00 1.93 7.94 0.15 45.11 22:01:16 2 46.02 0.00 1.81 10.91 0.16 41.10 22:01:16 3 44.50 0.00 1.71 10.72 0.15 42.92 22:10:01 all 25.43 0.00 1.08 8.78 0.15 64.56 22:10:01 0 26.04 0.00 1.00 14.07 0.15 58.73 22:10:01 1 25.00 0.00 1.08 0.71 0.15 73.06 22:10:01 2 25.66 0.00 1.08 19.39 0.16 53.70 22:10:01 3 25.01 0.00 1.16 0.96 0.13 72.74 22:20:27 all 23.81 0.00 0.91 1.17 0.10 74.01 22:20:27 0 23.54 0.00 0.79 0.89 0.09 74.69 22:20:27 1 24.47 0.00 0.84 0.75 0.09 73.84 22:20:27 2 23.69 0.00 1.05 1.05 0.10 74.11 22:20:27 3 23.56 0.00 0.95 1.99 0.10 73.41 22:30:09 all 8.33 0.00 0.42 1.31 0.08 89.86 22:30:09 0 7.96 0.00 0.43 0.71 0.07 90.82 22:30:09 1 8.36 0.00 0.40 1.39 0.08 89.77 22:30:09 2 8.42 0.00 0.42 2.20 0.08 88.88 22:30:09 3 8.56 0.00 0.43 0.95 0.07 89.98 22:40:01 all 9.43 0.00 0.48 0.32 0.07 89.70 22:40:01 0 8.87 0.00 0.51 0.21 0.08 90.34 22:40:01 1 9.59 0.00 0.43 0.10 0.07 89.81 22:40:01 2 9.54 0.00 0.45 0.62 0.07 89.32 22:40:01 3 9.72 0.00 0.53 0.35 0.07 89.33 22:50:27 all 9.91 0.00 0.53 0.04 0.07 89.45 22:50:27 0 9.97 0.00 0.60 0.03 0.07 89.33 22:50:27 1 9.84 0.00 0.54 0.03 0.08 89.51 22:50:27 2 10.37 0.00 0.50 0.01 0.07 89.04 22:50:27 3 9.44 0.00 0.49 0.09 0.07 89.91 23:00:27 all 13.51 0.00 0.62 0.17 0.08 85.62 23:00:27 0 13.37 0.00 0.52 0.09 0.07 85.94 23:00:27 1 13.27 0.00 0.66 0.06 0.08 85.93 23:00:27 2 12.76 0.00 0.62 0.21 0.08 86.33 23:00:27 3 14.62 0.00 0.70 0.33 0.08 84.27 23:10:01 all 15.66 0.00 0.66 0.10 0.11 83.46 23:10:01 0 15.57 0.00 0.59 0.17 0.07 83.60 23:10:01 1 15.39 0.00 0.66 0.06 0.09 83.81 23:10:01 2 15.82 0.00 0.62 0.04 0.08 83.43 23:10:01 3 15.86 0.00 0.78 0.14 0.21 83.01 Average: all 22.77 0.00 1.02 2.82 0.10 73.29 Average: 0 22.38 0.00 0.99 2.96 0.10 73.57 Average: 1 23.01 0.00 1.02 1.77 0.10 74.11 Average: 2 23.13 0.00 1.03 4.10 0.10 71.64 Average: 3 22.57 0.00 1.03 2.45 0.11 73.84