---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4989 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 697 10622 3 4668 14949 Swap: 1023 13 1010 ---> 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:6c:cd:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79970sec preferred_lft 79970sec inet6 fe80::f816:3eff:fe6c:cd2e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:b7:b2:39:66:bd 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-4989) 12/05/25 _x86_64_ (4 CPU) 11:35:05 LINUX RESTART (4 CPU) 11:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:01 104.26 22.63 77.45 4.18 913.83 27358.66 20693.12 12:00:06 30.95 3.05 26.40 1.51 42.27 1588.01 1869.51 12:10:06 7.19 0.14 6.71 0.34 7.33 269.79 569.12 12:20:01 11.35 0.12 10.75 0.48 13.24 579.69 515.85 12:30:00 16.65 0.89 15.15 0.62 10.31 504.90 353.97 12:40:03 6.97 0.14 6.55 0.29 1.66 210.58 107.93 12:50:01 17.20 12.22 4.79 0.19 150.06 176.43 81.14 13:00:06 5.22 0.05 5.00 0.17 1.77 151.62 46.62 13:10:01 11.32 0.27 10.67 0.38 11.00 592.79 263.83 13:20:01 6.85 0.20 6.44 0.21 3.72 269.85 194.87 Average: 21.74 3.95 16.95 0.83 114.82 3151.07 2455.75 11:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 165416 5469900 10454760 63.85 259736 4901208 11895684 68.28 2332520 13153532 254084 12:00:06 3908736 7333820 8599100 52.52 260448 3142768 9395484 53.93 2114712 9766312 384 12:10:06 6534920 9982820 5952760 36.36 261180 3165028 6748836 38.74 2123168 7149524 284 12:20:01 8052984 11617144 4319376 26.38 265940 3276580 5088212 29.21 2151980 5602756 124 12:30:00 11682976 15334832 603120 3.68 268208 3362008 1324328 7.60 2161068 1968896 13192 12:40:03 7669516 11339676 4596336 28.07 269016 3379516 5295240 30.39 2163116 5971592 652 12:50:01 6189784 9936656 5998424 36.64 275588 3440604 6763560 38.82 2207220 7399416 152 13:00:06 6086796 9855916 6079164 37.13 276200 3462240 6773232 38.88 2210872 7491024 300 13:10:01 10166628 14088292 1848552 11.29 280216 3606056 2966692 17.03 2226124 3407640 23084 13:20:01 6669368 10619780 5315472 32.46 280928 3633956 5993884 34.40 2239184 6883848 320 Average: 6712712 10557884 5376706 32.84 269746 3536996 6224515 35.73 2192996 6879454 29258 11:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 lo 14.66 14.66 12.67 12.67 0.00 0.00 0.00 0.00 11:50:01 ens3 68.15 41.64 833.96 4.12 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:06 lo 47.13 47.13 22.18 22.18 0.00 0.00 0.00 0.00 12:00:06 ens3 1.81 1.65 0.36 0.32 0.00 0.00 0.00 0.00 12:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:06 lo 19.26 19.26 8.86 8.86 0.00 0.00 0.00 0.00 12:10:06 ens3 0.64 0.43 0.12 0.08 0.00 0.00 0.00 0.00 12:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 13.06 13.06 6.11 6.11 0.00 0.00 0.00 0.00 12:20:01 ens3 0.87 0.69 0.22 0.17 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 12:30:00 lo 17.37 17.37 8.61 8.61 0.00 0.00 0.00 0.00 12:30:00 ens3 1.00 0.91 0.17 1.01 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:03 lo 18.43 18.43 9.25 9.25 0.00 0.00 0.00 0.00 12:40:03 ens3 0.81 0.62 0.20 0.15 0.00 0.00 0.00 0.00 12:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 27.27 27.27 11.11 11.11 0.00 0.00 0.00 0.00 12:50:01 ens3 0.57 0.45 0.12 0.09 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 13:00:06 lo 19.46 19.46 10.73 10.73 0.00 0.00 0.00 0.00 13:00:06 ens3 0.87 0.55 0.20 0.15 0.00 0.00 0.00 0.00 13:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 17.96 17.96 10.08 10.08 0.00 0.00 0.00 0.00 13:10:01 ens3 1.09 0.80 0.31 0.23 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 29.44 29.44 12.28 12.28 0.00 0.00 0.00 0.00 13:20:01 ens3 1.00 0.67 0.24 0.17 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 22.43 22.43 11.20 11.20 0.00 0.00 0.00 0.00 Average: ens3 7.63 4.81 82.98 0.65 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-4989) 12/05/25 _x86_64_ (4 CPU) 11:35:05 LINUX RESTART (4 CPU) 11:40:05 CPU %user %nice %system %iowait %steal %idle 11:50:01 all 51.74 0.00 2.39 4.74 0.11 41.01 11:50:01 0 51.99 0.00 2.05 3.55 0.11 42.30 11:50:01 1 50.14 0.00 2.60 5.81 0.12 41.33 11:50:01 2 55.06 0.00 2.46 5.59 0.12 36.76 11:50:01 3 49.77 0.00 2.46 4.01 0.12 43.65 12:00:06 all 45.47 0.00 1.73 0.18 0.11 52.51 12:00:06 0 45.54 0.00 1.66 0.15 0.11 52.54 12:00:06 1 44.83 0.00 1.87 0.22 0.11 52.97 12:00:06 2 46.24 0.00 1.70 0.08 0.11 51.87 12:00:06 3 45.27 0.00 1.70 0.28 0.11 52.65 12:10:06 all 16.11 0.00 0.78 0.19 0.09 82.84 12:10:06 0 15.59 0.00 0.70 0.03 0.10 83.58 12:10:06 1 16.54 0.00 0.75 0.03 0.10 82.57 12:10:06 2 16.88 0.00 0.81 0.08 0.09 82.14 12:10:06 3 15.42 0.00 0.84 0.60 0.09 83.05 12:20:01 all 16.13 0.00 0.68 0.21 0.08 82.90 12:20:01 0 15.81 0.00 0.73 0.51 0.07 82.88 12:20:01 1 15.92 0.00 0.68 0.13 0.08 83.18 12:20:01 2 15.71 0.00 0.55 0.06 0.08 83.61 12:20:01 3 17.10 0.00 0.76 0.13 0.08 81.92 12:30:00 all 24.67 0.00 0.87 0.16 0.09 74.20 12:30:00 0 25.21 0.00 0.82 0.12 0.09 73.77 12:30:00 1 24.56 0.00 0.86 0.14 0.09 74.35 12:30:00 2 24.61 0.00 0.96 0.22 0.09 74.13 12:30:00 3 24.31 0.00 0.86 0.18 0.09 74.57 12:40:03 all 13.35 0.00 0.61 0.02 0.09 85.94 12:40:03 0 12.82 0.00 0.62 0.01 0.09 86.47 12:40:03 1 13.60 0.00 0.61 0.01 0.09 85.69 12:40:03 2 13.73 0.00 0.59 0.04 0.09 85.54 12:40:03 3 13.25 0.00 0.61 0.02 0.08 86.05 12:50:01 all 9.86 0.08 0.53 0.07 0.09 89.38 12:50:01 0 9.74 0.23 0.50 0.18 0.09 89.26 12:50:01 1 10.13 0.00 0.57 0.02 0.09 89.19 12:50:01 2 9.64 0.00 0.49 0.02 0.09 89.76 12:50:01 3 9.91 0.07 0.57 0.07 0.09 89.29 13:00:06 all 9.53 0.00 0.45 0.02 0.09 89.91 13:00:06 0 9.37 0.00 0.41 0.00 0.08 90.13 13:00:06 1 9.77 0.00 0.43 0.02 0.09 89.69 13:00:06 2 9.64 0.00 0.47 0.01 0.09 89.79 13:00:06 3 9.32 0.00 0.51 0.04 0.08 90.05 13:10:01 all 15.57 0.00 0.65 0.06 0.08 83.64 13:10:01 0 16.91 0.00 0.69 0.03 0.08 82.29 13:10:01 1 15.20 0.00 0.64 0.09 0.09 83.98 13:10:01 2 15.08 0.00 0.67 0.04 0.08 84.13 13:10:01 3 15.09 0.00 0.61 0.06 0.08 84.17 13:20:01 all 13.18 0.00 0.54 0.03 0.09 86.15 13:20:01 0 13.05 0.00 0.55 0.02 0.09 86.29 13:20:01 1 13.51 0.00 0.58 0.08 0.10 85.73 13:20:01 2 13.06 0.00 0.52 0.03 0.09 86.30 13:20:01 3 13.09 0.00 0.51 0.01 0.09 86.29 Average: all 21.55 0.01 0.92 0.56 0.09 76.86 Average: 0 21.60 0.02 0.87 0.46 0.09 76.96 Average: 1 21.41 0.00 0.96 0.65 0.10 76.88 Average: 2 21.95 0.00 0.92 0.61 0.09 76.42 Average: 3 21.24 0.01 0.94 0.54 0.09 77.18