---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9168 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 11G 68G 14% / 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 680 10424 4 4884 14966 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:3e:9d:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82204sec preferred_lft 82204sec inet6 fe80::f816:3eff:fe3e:9d6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:eb:5e:00:fe:ac 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-4g-9168) 02/10/26 _x86_64_ (4 CPU) 13:54:19 LINUX RESTART (4 CPU) 14:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:23 1.59 0.01 1.58 0.01 0.05 19.90 444.57 14:20:24 1.25 0.00 1.24 0.00 0.01 14.98 0.00 14:30:23 1.21 0.00 1.21 0.00 0.00 13.87 0.00 14:40:07 35.91 2.24 33.07 0.60 131.42 2240.67 1342.15 14:50:05 11.97 1.98 9.12 0.86 130.71 2458.75 2599.22 15:00:05 27.96 0.94 22.86 4.16 30.45 3711.41 3824.37 Average: 13.16 0.85 11.37 0.94 48.15 1399.33 1363.69 14:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:23 13515380 15518092 496412 3.03 59360 2167880 1139432 6.54 324588 2275856 152 14:20:24 13514388 15517540 496960 3.04 59804 2167888 1139432 6.54 325012 2276384 228 14:30:23 13513680 15517340 497212 3.04 60156 2168024 1139432 6.54 325372 2276352 4 14:40:07 12946236 15514476 461780 2.82 101848 2657860 997560 5.73 460120 2640952 304 14:50:05 10696568 14052884 1907156 11.65 130976 3360512 2156348 12.38 670852 4618912 37820 15:00:05 10752656 15393488 558000 3.41 171072 4508192 1101856 6.32 1028268 4114112 347856 Average: 12489818 15252303 736253 4.50 97203 2838393 1279010 7.34 522369 3033761 64394 14:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:23 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 14:10:23 ens3 0.22 0.13 0.07 0.04 0.00 0.00 0.00 0.00 14:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:24 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:24 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:23 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:30:23 ens3 0.15 0.07 0.04 0.02 0.00 0.00 0.00 0.00 14:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:07 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 14:40:07 ens3 41.20 30.73 272.60 7.31 0.00 0.00 0.00 0.00 14:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 14:50:05 ens3 94.54 72.32 521.00 17.59 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:05 lo 1517.19 1517.19 1445.45 1445.45 0.00 0.00 0.00 0.00 15:00:05 ens3 88.90 68.39 441.60 18.76 0.00 0.00 0.00 0.00 15:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 253.12 253.12 240.91 240.91 0.00 0.00 0.00 0.00 Average: ens3 37.32 28.46 204.53 7.25 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-4g-9168) 02/10/26 _x86_64_ (4 CPU) 13:54:19 LINUX RESTART (4 CPU) 14:00:07 CPU %user %nice %system %iowait %steal %idle 14:10:23 all 0.03 0.00 0.03 0.02 0.02 99.91 14:10:23 0 0.03 0.00 0.03 0.01 0.02 99.91 14:10:23 1 0.04 0.00 0.04 0.01 0.02 99.89 14:10:23 2 0.01 0.00 0.03 0.01 0.02 99.94 14:10:23 3 0.03 0.00 0.02 0.05 0.01 99.89 14:20:24 all 0.12 0.00 0.02 0.01 0.02 99.83 14:20:24 0 0.02 0.00 0.03 0.01 0.02 99.92 14:20:24 1 0.03 0.00 0.03 0.01 0.02 99.91 14:20:24 2 0.01 0.00 0.02 0.01 0.02 99.93 14:20:24 3 0.40 0.00 0.02 0.01 0.01 99.56 14:30:23 all 0.08 0.00 0.03 0.01 0.02 99.87 14:30:23 0 0.13 0.00 0.03 0.01 0.02 99.82 14:30:23 1 0.03 0.00 0.03 0.00 0.02 99.92 14:30:23 2 0.12 0.00 0.04 0.00 0.03 99.81 14:30:23 3 0.02 0.00 0.02 0.03 0.01 99.92 14:40:07 all 2.62 0.00 0.30 0.26 0.02 96.80 14:40:07 0 5.08 0.00 0.53 0.52 0.04 93.84 14:40:07 1 0.96 0.00 0.15 0.04 0.02 98.84 14:40:07 2 2.08 0.00 0.25 0.08 0.03 97.56 14:40:07 3 2.35 0.00 0.28 0.39 0.02 96.96 14:50:05 all 55.59 0.00 1.75 0.04 0.08 42.53 14:50:05 0 55.58 0.00 1.75 0.08 0.08 42.51 14:50:05 1 54.58 0.00 1.61 0.04 0.08 43.68 14:50:05 2 56.80 0.00 1.78 0.02 0.08 41.33 14:50:05 3 55.40 0.00 1.88 0.04 0.08 42.61 15:00:05 all 68.99 0.00 2.67 0.10 0.10 28.14 15:00:05 0 68.37 0.00 2.51 0.11 0.10 28.91 15:00:05 1 68.39 0.00 2.62 0.06 0.09 28.84 15:00:05 2 66.60 0.00 2.95 0.12 0.10 30.23 15:00:05 3 72.60 0.00 2.62 0.11 0.10 24.57 Average: all 21.17 0.00 0.80 0.07 0.04 77.91 Average: 0 21.47 0.00 0.81 0.12 0.04 77.56 Average: 1 20.61 0.00 0.74 0.03 0.04 78.58 Average: 2 20.88 0.00 0.84 0.04 0.04 78.20 Average: 3 21.73 0.00 0.80 0.10 0.04 77.33