---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13017 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5599.99 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 696 11627 3 3665 14950 Swap: 1023 20 1003 ---> 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:21:8d:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79890sec preferred_lft 79890sec inet6 fe80::f816:3eff:fe21:8d62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:14:ce:a3:d7:20 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::7414:ceff:fea3:d720/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13017) 05/12/26 _x86_64_ (4 CPU) 17:44:01 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:01 56.73 4.76 49.31 2.66 153.16 5651.48 4680.54 18:10:01 42.77 21.09 20.51 1.16 290.73 1474.02 844.81 18:20:01 19.85 0.32 18.59 0.94 15.20 765.69 572.14 18:30:01 11.35 0.07 10.82 0.46 1.47 285.71 285.87 18:40:01 7.26 0.05 6.90 0.31 0.91 185.87 435.04 18:50:01 4.08 0.01 3.96 0.11 0.35 76.19 40.01 19:00:01 4.57 0.10 4.35 0.12 2.28 118.16 26.01 19:10:01 4.80 0.03 4.57 0.19 1.09 133.49 74.87 19:20:01 24.23 0.26 8.15 15.81 10.26 525.64 210979.98 19:30:01 7.56 0.05 7.17 0.33 1.27 263.20 108.96 Average: 18.32 2.67 13.44 2.21 47.67 947.97 21797.33 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:01 4954860 8386540 7545628 46.09 254480 3128160 10148336 58.25 1945252 8864328 2060 18:10:01 2183984 4764288 11172068 68.23 261888 2376580 12503900 71.77 1960920 11726140 148 18:20:01 11021672 13731408 2211552 13.51 267700 2499236 3017524 17.32 2031492 2840756 100 18:30:01 8781408 11526868 4414728 26.96 270072 2532588 5199736 29.85 2036496 5073940 244 18:40:01 8795708 11563936 4377900 26.74 271088 2554344 5244852 30.11 2038840 5055376 200 18:50:01 11315480 14101776 1841208 11.25 271484 2572012 2952628 16.95 2040532 2548572 14348 19:00:01 7019884 9808616 6132200 37.45 271984 2573948 6826732 39.19 2041700 6818524 64 19:10:01 6966156 9773236 6167468 37.67 272468 2591820 6901524 39.61 2045344 6875692 360 19:20:01 12386676 15320084 623020 3.81 278624 2708656 1390356 7.98 2063020 1426656 260 19:30:01 7642164 10620420 5320584 32.50 279468 2752536 6018632 34.55 2082220 6168288 772 Average: 8106799 10959717 4980636 30.42 269926 2628988 6020422 34.56 2028582 5739827 1856 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:01 lo 17.22 17.22 13.62 13.62 0.00 0.00 0.00 0.00 18:00:01 ens3 1.62 1.65 0.49 0.59 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 42.82 42.82 21.98 21.98 0.00 0.00 0.00 0.00 18:10:01 ens3 1.51 1.59 0.36 0.34 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 26.51 26.51 11.77 11.77 0.00 0.00 0.00 0.00 18:20:01 ens3 1.32 1.24 0.34 0.30 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 14.04 14.04 6.86 6.86 0.00 0.00 0.00 0.00 18:30:01 ens3 0.68 0.61 0.15 0.13 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 17.12 17.12 8.65 8.65 0.00 0.00 0.00 0.00 18:40:01 ens3 0.72 0.63 0.17 0.13 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 23.22 23.22 7.55 7.55 0.00 0.00 0.00 0.00 18:50:01 ens3 0.36 0.34 0.08 0.06 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 15.09 15.09 7.76 7.76 0.00 0.00 0.00 0.00 19:00:01 ens3 0.53 0.47 0.14 0.11 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 17.85 17.85 10.62 10.62 0.00 0.00 0.00 0.00 19:10:01 ens3 0.69 0.66 0.16 0.13 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 12.83 12.83 7.26 7.26 0.00 0.00 0.00 0.00 19:20:01 ens3 0.82 0.79 0.27 0.21 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 29.17 29.17 12.17 12.17 0.00 0.00 0.00 0.00 19:30:01 ens3 0.81 0.79 0.20 0.16 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.59 21.59 10.83 10.83 0.00 0.00 0.00 0.00 Average: ens3 0.91 0.88 0.24 0.22 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13017) 05/12/26 _x86_64_ (4 CPU) 17:44:01 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:01 all 50.21 0.00 1.94 0.22 0.11 47.52 18:00:01 0 50.18 0.00 1.89 0.31 0.11 47.50 18:00:01 1 50.83 0.00 1.92 0.18 0.12 46.95 18:00:01 2 50.91 0.00 1.93 0.19 0.12 46.86 18:00:01 3 48.90 0.00 2.02 0.22 0.11 48.75 18:10:01 all 40.72 0.00 1.49 0.09 0.14 57.56 18:10:01 0 40.75 0.00 1.44 0.07 0.12 57.61 18:10:01 1 40.87 0.00 1.48 0.12 0.12 57.41 18:10:01 2 40.49 0.00 1.36 0.04 0.19 57.92 18:10:01 3 40.78 0.00 1.67 0.14 0.12 57.29 18:20:01 all 31.54 0.00 1.29 0.06 0.10 67.00 18:20:01 0 31.85 0.00 1.38 0.09 0.10 66.58 18:20:01 1 31.10 0.00 1.17 0.05 0.10 67.56 18:20:01 2 32.29 0.00 1.24 0.05 0.11 66.31 18:20:01 3 30.93 0.00 1.36 0.07 0.10 67.54 18:30:01 all 19.39 0.00 0.62 0.04 0.07 79.88 18:30:01 0 18.77 0.00 0.62 0.09 0.07 80.45 18:30:01 1 20.11 0.00 0.74 0.03 0.08 79.04 18:30:01 2 19.98 0.00 0.52 0.02 0.07 79.41 18:30:01 3 18.70 0.00 0.58 0.02 0.07 80.62 18:40:01 all 13.31 0.00 0.61 0.02 0.07 85.99 18:40:01 0 13.70 0.00 0.63 0.03 0.06 85.58 18:40:01 1 13.17 0.00 0.59 0.04 0.08 86.13 18:40:01 2 12.77 0.00 0.65 0.02 0.07 86.49 18:40:01 3 13.59 0.00 0.58 0.01 0.06 85.76 18:50:01 all 5.67 0.00 0.42 0.02 0.06 93.84 18:50:01 0 5.59 0.00 0.41 0.02 0.05 93.92 18:50:01 1 5.91 0.00 0.49 0.03 0.06 93.51 18:50:01 2 5.53 0.00 0.43 0.00 0.06 93.98 18:50:01 3 5.63 0.00 0.37 0.01 0.06 93.94 19:00:01 all 7.60 0.00 0.43 0.02 0.07 91.89 19:00:01 0 7.49 0.00 0.41 0.04 0.07 92.00 19:00:01 1 7.21 0.00 0.44 0.01 0.07 92.27 19:00:01 2 7.85 0.00 0.42 0.01 0.07 91.66 19:00:01 3 7.85 0.00 0.46 0.01 0.07 91.61 19:10:01 all 10.47 0.00 0.58 0.02 0.07 88.86 19:10:01 0 10.55 0.00 0.67 0.00 0.07 88.72 19:10:01 1 10.46 0.00 0.62 0.05 0.07 88.80 19:10:01 2 10.08 0.00 0.56 0.01 0.07 89.28 19:10:01 3 10.81 0.00 0.49 0.00 0.06 88.63 19:20:01 all 13.45 0.00 0.67 0.05 0.07 85.77 19:20:01 0 13.49 0.00 0.66 0.16 0.06 85.62 19:20:01 1 12.72 0.00 0.67 0.01 0.07 86.54 19:20:01 2 13.88 0.00 0.73 0.01 0.07 85.31 19:20:01 3 13.70 0.00 0.64 0.01 0.07 85.59 19:30:01 all 16.04 0.00 0.58 0.03 0.08 83.28 19:30:01 0 16.05 0.00 0.56 0.02 0.07 83.30 19:30:01 1 16.01 0.00 0.60 0.02 0.08 83.29 19:30:01 2 15.95 0.00 0.66 0.03 0.08 83.28 19:30:01 3 16.16 0.00 0.50 0.04 0.08 83.23 Average: all 20.82 0.00 0.86 0.06 0.08 78.17 Average: 0 20.82 0.00 0.87 0.08 0.08 78.15 Average: 1 20.83 0.00 0.87 0.06 0.08 78.16 Average: 2 20.96 0.00 0.85 0.04 0.09 78.07 Average: 3 20.68 0.00 0.87 0.05 0.08 78.32