---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4538 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: 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 702 10754 3 4531 14944 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:10:70:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79984sec preferred_lft 79984sec inet6 fe80::f816:3eff:fe10:7027/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:6b:24:e1:13:b6 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-4538) 01/26/26 _x86_64_ (4 CPU) 12:04:57 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:03 103.42 3.62 95.36 4.44 590.45 31580.75 21006.31 12:30:04 47.21 20.60 25.16 1.45 180.40 1598.95 1856.95 12:40:04 49.32 12.32 21.00 16.00 151.67 802.96 212808.99 12:50:04 7.52 0.03 7.12 0.37 1.60 180.12 296.15 13:00:01 4.55 0.01 4.36 0.18 0.80 117.34 80.35 13:10:04 5.21 0.01 5.02 0.18 1.37 123.49 87.84 13:20:04 4.71 0.01 4.50 0.21 0.81 129.12 260.65 13:30:04 2.18 0.04 2.14 0.00 1.23 35.27 0.01 13:40:04 11.00 0.08 10.37 0.55 2.52 610.05 238.89 13:50:01 6.31 0.23 5.89 0.18 9.83 167.43 260.51 Average: 24.18 3.70 18.12 2.36 94.27 3543.06 23697.09 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:03 2147720 6537068 9390216 57.35 255660 4031576 11398456 65.43 2193132 11361612 77144 12:30:04 3358036 6918408 9013168 55.05 262420 3266428 9694784 55.65 2193552 10210424 576 12:40:04 9658908 13411448 2524484 15.42 275348 3433352 3524564 20.23 2294136 3835360 876 12:50:04 7548844 11318920 4615920 28.19 276616 3449624 5318636 30.53 2296820 5938524 368 13:00:01 7608260 11391472 4543356 27.75 277224 3462148 5252484 30.15 2298016 5861212 156 13:10:04 5979020 9774768 6159328 37.62 277784 3474124 6842052 39.27 2299992 7497404 300 13:20:04 6100340 9911956 6022148 36.78 278476 3489252 6737924 38.68 2303248 7368820 396 13:30:04 6012140 9825292 6108632 37.31 278764 3490504 6808832 39.08 2303900 7454456 304 13:40:04 7368860 11312948 4621732 28.23 282812 3611592 5314036 30.50 2320532 6092396 124 13:50:01 6649180 10617716 5316288 32.47 283504 3635312 6025508 34.59 2333084 6797280 252 Average: 6243131 10102000 5831527 35.62 274861 3534391 6691728 38.41 2283641 7241749 8050 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:03 lo 12.79 12.79 11.98 11.98 0.00 0.00 0.00 0.00 12:20:03 ens3 60.85 44.94 921.12 4.75 0.00 0.00 0.00 0.00 12:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:04 lo 44.31 44.31 20.58 20.58 0.00 0.00 0.00 0.00 12:30:04 ens3 1.84 1.46 0.37 0.31 0.00 0.00 0.00 0.00 12:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:04 lo 24.03 24.03 9.78 9.78 0.00 0.00 0.00 0.00 12:40:04 ens3 1.57 1.33 0.37 1.19 0.00 0.00 0.00 0.00 12:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:04 lo 19.91 19.91 10.64 10.64 0.00 0.00 0.00 0.00 12:50:04 ens3 0.85 0.61 0.18 0.14 0.00 0.00 0.00 0.00 12:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 28.69 28.69 10.13 10.13 0.00 0.00 0.00 0.00 13:00:01 ens3 0.66 0.42 0.14 0.10 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:04 lo 7.76 7.76 4.70 4.70 0.00 0.00 0.00 0.00 13:10:04 ens3 0.56 0.34 0.14 0.10 0.00 0.00 0.00 0.00 13:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:04 lo 19.34 19.34 10.38 10.38 0.00 0.00 0.00 0.00 13:20:04 ens3 0.79 0.56 0.17 0.13 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:04 lo 7.83 7.83 4.06 4.06 0.00 0.00 0.00 0.00 13:30:04 ens3 0.60 0.29 0.17 0.11 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:04 lo 17.59 17.59 9.83 9.83 0.00 0.00 0.00 0.00 13:40:04 ens3 1.30 1.00 0.39 0.30 0.00 0.00 0.00 0.00 13:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 29.89 29.89 11.45 11.45 0.00 0.00 0.00 0.00 13:50:01 ens3 0.73 0.53 0.14 0.10 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.20 21.20 10.35 10.35 0.00 0.00 0.00 0.00 Average: ens3 6.99 5.16 92.56 0.72 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-4538) 01/26/26 _x86_64_ (4 CPU) 12:04:57 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:03 all 55.31 0.00 2.67 1.04 0.11 40.87 12:20:03 0 55.16 0.00 2.58 0.71 0.10 41.45 12:20:03 1 54.26 0.00 2.89 1.85 0.11 40.90 12:20:03 2 56.12 0.00 2.75 0.82 0.10 40.21 12:20:03 3 55.72 0.00 2.45 0.77 0.11 40.94 12:30:04 all 42.59 0.00 1.77 0.08 0.11 55.46 12:30:04 0 41.83 0.00 1.75 0.10 0.10 56.22 12:30:04 1 42.71 0.00 1.71 0.05 0.11 55.43 12:30:04 2 43.30 0.00 1.79 0.08 0.11 54.72 12:30:04 3 42.51 0.00 1.82 0.10 0.11 55.46 12:40:04 all 31.51 0.08 1.21 0.13 0.09 66.97 12:40:04 0 31.41 0.01 1.14 0.03 0.10 67.31 12:40:04 1 31.71 0.05 1.30 0.08 0.09 66.77 12:40:04 2 30.65 0.05 1.14 0.15 0.10 67.92 12:40:04 3 32.29 0.20 1.28 0.26 0.09 65.88 12:50:04 all 14.60 0.00 0.62 0.03 0.08 84.67 12:50:04 0 14.73 0.00 0.61 0.03 0.08 84.57 12:50:04 1 14.66 0.00 0.66 0.01 0.08 84.59 12:50:04 2 14.77 0.00 0.59 0.03 0.08 84.53 12:50:04 3 14.25 0.00 0.60 0.07 0.07 85.00 13:00:01 all 8.21 0.00 0.52 0.02 0.07 91.17 13:00:01 0 7.87 0.00 0.52 0.04 0.07 91.50 13:00:01 1 8.61 0.00 0.53 0.01 0.08 90.77 13:00:01 2 8.14 0.00 0.58 0.03 0.08 91.18 13:00:01 3 8.22 0.00 0.47 0.01 0.07 91.24 13:10:04 all 8.40 0.00 0.45 0.02 0.08 91.05 13:10:04 0 8.24 0.00 0.44 0.04 0.08 91.21 13:10:04 1 8.53 0.00 0.48 0.01 0.07 90.91 13:10:04 2 8.38 0.00 0.44 0.02 0.07 91.09 13:10:04 3 8.45 0.00 0.46 0.01 0.08 91.00 13:20:04 all 9.43 0.00 0.41 2.16 0.08 87.92 13:20:04 0 9.00 0.00 0.42 0.04 0.08 90.46 13:20:04 1 9.64 0.00 0.37 3.36 0.09 86.55 13:20:04 2 9.22 0.00 0.41 2.81 0.08 87.48 13:20:04 3 9.85 0.00 0.44 2.45 0.08 87.19 13:30:04 all 1.14 0.00 0.18 0.02 0.07 98.60 13:30:04 0 0.90 0.00 0.14 0.03 0.06 98.87 13:30:04 1 1.69 0.00 0.22 0.01 0.07 98.01 13:30:04 2 1.02 0.00 0.19 0.00 0.07 98.72 13:30:04 3 0.96 0.00 0.16 0.02 0.06 98.80 13:40:04 all 18.63 0.00 0.72 0.05 0.08 80.52 13:40:04 0 18.50 0.00 0.80 0.05 0.08 80.57 13:40:04 1 17.86 0.00 0.75 0.03 0.08 81.27 13:40:04 2 18.54 0.00 0.67 0.06 0.08 80.65 13:40:04 3 19.59 0.00 0.67 0.08 0.08 79.58 13:50:01 all 9.46 0.00 0.46 0.03 0.07 89.99 13:50:01 0 8.65 0.00 0.39 0.05 0.06 90.85 13:50:01 1 9.51 0.00 0.53 0.01 0.07 89.87 13:50:01 2 10.01 0.00 0.43 0.02 0.07 89.48 13:50:01 3 9.66 0.00 0.48 0.04 0.07 89.76 Average: all 19.95 0.01 0.90 0.36 0.08 78.70 Average: 0 19.66 0.00 0.88 0.11 0.08 79.26 Average: 1 19.94 0.00 0.95 0.54 0.08 78.49 Average: 2 20.04 0.01 0.90 0.40 0.08 78.57 Average: 3 20.17 0.02 0.88 0.38 0.08 78.46