---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4984 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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 709 10733 3 4546 14937 Swap: 1023 17 1006 ---> 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:02:af:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79655sec preferred_lft 79655sec inet6 fe80::f816:3eff:fe02:af4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:25:74:0e:56:a3 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-4984) 12/05/25 _x86_64_ (4 CPU) 11:34:59 LINUX RESTART (4 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 109.76 24.30 81.02 4.45 979.60 26913.94 25385.81 12:00:01 24.58 3.41 20.10 1.08 59.89 553.45 1036.89 12:10:01 8.26 0.27 7.58 0.42 8.25 296.16 630.45 12:20:01 17.56 0.10 16.67 0.79 5.50 796.68 1108.53 12:30:01 11.75 0.03 11.20 0.52 1.21 375.37 193.39 12:40:01 17.81 12.14 5.48 0.19 147.68 161.95 81.08 12:50:01 5.03 0.04 4.81 0.18 1.91 144.90 84.87 13:00:01 4.73 0.00 4.53 0.19 0.31 150.47 62.09 13:10:01 7.97 0.03 7.60 0.34 0.99 340.95 343.28 13:20:01 8.60 0.07 8.10 0.43 1.73 507.79 457.77 Average: 21.60 4.04 16.71 0.86 120.68 3023.38 2937.72 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 1541572 5065720 10864924 66.36 259960 3243856 12158252 69.79 2032860 12210188 4288 12:00:01 3891740 7174248 8759696 53.50 262680 3017420 9487576 54.46 2102796 9798252 12 12:10:01 6515312 9823924 6109952 37.32 263760 3042480 6852372 39.33 2111812 7174472 224 12:20:01 11228732 14686228 1252036 7.65 269448 3185556 2036892 11.69 2151480 2451532 316 12:30:01 7899800 11414168 4522848 27.62 271340 3240524 5192684 29.81 2155644 5765104 308 12:40:01 7852120 11440556 4496148 27.46 277304 3299764 5186744 29.77 2198352 5737868 76 12:50:01 6369028 9978124 5957952 36.39 277660 3320016 6642868 38.13 2200640 7241992 312 13:00:01 6188536 9820240 6115884 37.35 278236 3342000 6741732 38.70 2203856 7422072 256 13:10:01 9672012 13431364 2506608 15.31 281844 3460068 3582800 20.57 2211448 3935656 61512 13:20:01 7387092 11198588 4738236 28.94 283008 3510648 5685064 32.63 2231684 6196168 308 Average: 6854594 10403316 5532428 33.79 272524 3266233 6356698 36.49 2160057 6793330 6761 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 17.18 17.18 15.18 15.18 0.00 0.00 0.00 0.00 11:50:00 ens3 56.08 36.69 913.75 3.80 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 12:00:01 lo 46.18 46.18 20.52 20.52 0.00 0.00 0.00 0.00 12:00:01 ens3 2.18 2.35 0.38 1.05 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 22.31 22.31 10.32 10.32 0.00 0.00 0.00 0.00 12:10:01 ens3 0.66 0.48 0.12 0.31 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 12.49 12.49 5.80 5.80 0.00 0.00 0.00 0.00 12:20:01 ens3 1.01 0.82 0.25 0.20 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 18.55 18.55 10.39 10.39 0.00 0.00 0.00 0.00 12:30:01 ens3 0.89 0.66 0.17 0.13 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 23.65 23.65 8.87 8.87 0.00 0.00 0.00 0.00 12:40:01 ens3 0.69 0.49 0.18 0.13 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 18.49 18.49 8.55 8.55 0.00 0.00 0.00 0.00 12:50:01 ens3 0.51 0.36 0.10 0.07 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 18.65 18.65 10.48 10.48 0.00 0.00 0.00 0.00 13:00:01 ens3 0.87 0.55 0.20 0.14 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 13:10:01 lo 10.72 10.72 5.49 5.49 0.00 0.00 0.00 0.00 13:10:01 ens3 0.88 0.56 0.25 0.19 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 23.76 23.76 11.70 11.70 0.00 0.00 0.00 0.00 13:20:01 ens3 1.08 0.75 0.25 0.19 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.21 21.21 10.73 10.73 0.00 0.00 0.00 0.00 Average: ens3 6.48 4.37 91.54 0.62 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-4984) 12/05/25 _x86_64_ (4 CPU) 11:34:59 LINUX RESTART (4 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 53.22 0.00 2.54 2.37 0.11 41.76 11:50:00 0 52.30 0.00 2.73 3.40 0.11 41.45 11:50:00 1 53.36 0.00 2.37 1.53 0.12 42.63 11:50:00 2 53.25 0.00 2.64 1.86 0.11 42.14 11:50:00 3 53.95 0.00 2.44 2.68 0.12 40.81 12:00:01 all 42.47 0.00 1.56 0.06 0.11 55.80 12:00:01 0 41.62 0.00 1.45 0.03 0.11 56.80 12:00:01 1 42.24 0.00 1.52 0.04 0.11 56.09 12:00:01 2 42.96 0.00 1.60 0.07 0.11 55.26 12:00:01 3 43.05 0.00 1.67 0.12 0.11 55.05 12:10:01 all 17.11 0.00 0.78 0.03 0.10 81.97 12:10:01 0 17.11 0.00 0.77 0.04 0.10 81.99 12:10:01 1 16.95 0.00 0.69 0.01 0.10 82.25 12:10:01 2 17.71 0.00 0.81 0.03 0.11 81.35 12:10:01 3 16.68 0.00 0.86 0.04 0.10 82.31 12:20:01 all 25.53 0.00 1.02 0.06 0.10 73.30 12:20:01 0 25.83 0.00 1.15 0.08 0.10 72.84 12:20:01 1 26.27 0.00 0.97 0.08 0.10 72.59 12:20:01 2 24.85 0.00 0.99 0.02 0.10 74.04 12:20:01 3 25.16 0.00 0.97 0.06 0.09 73.71 12:30:01 all 20.97 0.00 0.81 0.04 0.10 78.08 12:30:01 0 21.14 0.00 0.72 0.05 0.10 78.00 12:30:01 1 20.57 0.00 0.82 0.02 0.11 78.49 12:30:01 2 20.59 0.00 0.84 0.05 0.11 78.42 12:30:01 3 21.58 0.00 0.85 0.04 0.11 77.42 12:40:01 all 8.42 0.07 0.48 0.10 0.11 90.82 12:40:01 0 8.41 0.01 0.41 0.03 0.10 91.04 12:40:01 1 7.76 0.05 0.46 0.14 0.10 91.49 12:40:01 2 8.74 0.24 0.65 0.22 0.11 90.04 12:40:01 3 8.77 0.01 0.39 0.02 0.11 90.71 12:50:01 all 9.29 0.00 0.38 0.03 0.10 90.20 12:50:01 0 9.47 0.00 0.35 0.03 0.09 90.06 12:50:01 1 9.33 0.00 0.29 0.04 0.10 90.25 12:50:01 2 9.05 0.00 0.38 0.02 0.10 90.45 12:50:01 3 9.32 0.00 0.51 0.04 0.10 90.04 13:00:01 all 9.35 0.00 0.40 0.02 0.11 90.12 13:00:01 0 8.92 0.00 0.37 0.00 0.10 90.60 13:00:01 1 10.15 0.00 0.41 0.02 0.11 89.32 13:00:01 2 9.39 0.00 0.37 0.05 0.10 90.09 13:00:01 3 8.94 0.00 0.47 0.02 0.11 90.47 13:10:01 all 9.40 0.00 0.46 0.03 0.10 90.01 13:10:01 0 9.44 0.00 0.53 0.02 0.10 89.92 13:10:01 1 9.13 0.00 0.43 0.01 0.10 90.33 13:10:01 2 10.44 0.00 0.49 0.07 0.10 88.90 13:10:01 3 8.60 0.00 0.40 0.03 0.10 90.88 13:20:01 all 15.77 0.00 0.66 0.03 0.11 83.43 13:20:01 0 15.75 0.00 0.61 0.03 0.11 83.50 13:20:01 1 16.11 0.00 0.68 0.04 0.11 83.06 13:20:01 2 15.13 0.00 0.68 0.03 0.12 84.04 13:20:01 3 16.10 0.00 0.67 0.03 0.11 83.09 Average: all 21.15 0.01 0.91 0.28 0.10 77.55 Average: 0 21.00 0.00 0.91 0.37 0.10 77.62 Average: 1 21.18 0.00 0.86 0.19 0.11 77.66 Average: 2 21.21 0.02 0.94 0.24 0.11 77.48 Average: 3 21.21 0.00 0.92 0.31 0.10 77.46