---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2861 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 703 11422 3 3862 14943 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:60:a7:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79873sec preferred_lft 79873sec inet6 fe80::f816:3eff:fe60:a784/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:92:e2:c0:5c:04 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-2861) 10/28/25 _x86_64_ (4 CPU) 12:32:56 LINUX RESTART (4 CPU) 12:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:05 66.84 22.52 41.74 2.57 331.73 5264.00 4384.33 13:00:01 28.67 10.82 16.87 0.98 203.32 483.70 781.35 13:10:05 15.57 0.02 14.73 0.82 1.38 719.98 566.49 13:20:05 16.16 0.02 15.42 0.71 0.95 471.11 318.93 13:30:01 5.55 0.01 5.37 0.17 0.40 137.41 61.83 13:40:05 5.11 0.02 4.92 0.18 1.50 137.73 79.75 13:50:05 5.17 0.00 5.00 0.17 0.31 144.96 58.27 14:00:01 20.68 0.10 6.91 13.67 2.44 319.30 212500.96 14:10:05 8.73 0.42 8.01 0.30 9.71 462.81 131.58 14:20:05 5.57 1.48 3.88 0.21 63.15 177.88 66.25 Average: 17.79 3.54 12.29 1.97 61.35 832.14 21766.71 12:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:05 2398840 5172444 10761764 65.73 257176 2550976 11680564 67.05 2036328 11401352 248 13:00:01 3315908 6148904 9787132 59.78 259824 2609456 11223716 64.42 2114208 10418912 64 13:10:05 10756824 13708348 2232264 13.63 264860 2723036 2937376 16.86 2151740 2967800 84 13:20:05 8610988 11620952 4318776 26.38 267404 2778944 5079752 29.16 2157868 5100204 276 13:30:01 8341080 11365828 4573448 27.93 267976 2793160 5292584 30.38 2159228 5369588 608 13:40:05 6827792 9869576 6069100 37.07 268484 2809700 6766060 38.84 2161308 6876820 508 13:50:05 6893136 9953196 5985352 36.56 268952 2827520 6670732 38.29 2164132 6806020 368 14:00:01 10355116 13534624 2406020 14.69 274480 2941184 3583884 20.57 2177656 3334380 57908 14:10:05 8334852 11559324 4380252 26.75 275240 2985304 5701808 32.73 2197972 5335736 332 14:20:05 11781596 15316900 624592 3.81 276596 3288696 1221616 7.01 2233088 1839348 255324 Average: 7761613 10825010 5113870 31.23 268099 2830798 6015809 34.53 2155353 5945016 31572 12:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:05 lo 25.26 25.26 18.69 18.69 0.00 0.00 0.00 0.00 12:50:05 ens3 2.00 2.20 0.61 0.55 0.00 0.00 0.00 0.00 12:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 43.14 43.14 18.37 18.37 0.00 0.00 0.00 0.00 13:00:01 ens3 1.46 1.16 0.29 0.23 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 13:10:05 lo 16.99 16.99 8.43 8.43 0.00 0.00 0.00 0.00 13:10:05 ens3 1.98 1.00 0.37 0.24 0.00 0.00 0.00 0.00 13:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:05 lo 18.18 18.18 9.40 9.40 0.00 0.00 0.00 0.00 13:20:05 ens3 1.71 0.81 0.30 0.18 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 21.16 21.16 9.06 9.06 0.00 0.00 0.00 0.00 13:30:01 ens3 1.21 1.20 0.26 1.36 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:05 lo 19.87 19.87 8.25 8.25 0.00 0.00 0.00 0.00 13:40:05 ens3 0.55 0.39 0.15 0.10 0.00 0.00 0.00 0.00 13:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:05 lo 19.68 19.68 10.38 10.38 0.00 0.00 0.00 0.00 13:50:05 ens3 0.85 0.62 0.19 0.13 0.00 0.00 0.00 0.00 13:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 14.53 14.53 7.92 7.92 0.00 0.00 0.00 0.00 14:00:01 ens3 1.60 0.89 0.39 0.25 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:05 lo 23.13 23.13 10.85 10.85 0.00 0.00 0.00 0.00 14:10:05 ens3 0.85 0.84 0.17 0.15 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 20.01 20.01 7.89 7.89 0.00 0.00 0.00 0.00 14:20:05 ens3 1.25 0.97 0.63 0.36 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.18 22.18 10.92 10.92 0.00 0.00 0.00 0.00 Average: ens3 1.34 1.01 0.34 0.36 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-2861) 10/28/25 _x86_64_ (4 CPU) 12:32:56 LINUX RESTART (4 CPU) 12:40:05 CPU %user %nice %system %iowait %steal %idle 12:50:05 all 53.62 0.00 2.25 0.24 0.13 43.76 12:50:05 0 53.65 0.00 2.38 0.42 0.12 43.43 12:50:05 1 52.75 0.00 2.29 0.14 0.13 44.70 12:50:05 2 53.61 0.00 2.35 0.21 0.13 43.70 12:50:05 3 54.47 0.00 1.97 0.21 0.12 43.22 13:00:01 all 38.01 0.00 1.61 0.11 0.12 60.15 13:00:01 0 37.77 0.00 1.64 0.09 0.12 60.39 13:00:01 1 38.70 0.00 1.58 0.09 0.12 59.50 13:00:01 2 37.93 0.00 1.55 0.08 0.12 60.32 13:00:01 3 37.64 0.00 1.69 0.17 0.12 60.38 13:10:05 all 25.34 0.00 1.21 0.08 0.10 73.27 13:10:05 0 25.24 0.00 1.12 0.02 0.09 73.53 13:10:05 1 25.97 0.00 1.26 0.16 0.10 72.52 13:10:05 2 25.52 0.00 1.28 0.10 0.10 73.00 13:10:05 3 24.65 0.00 1.19 0.04 0.09 74.03 13:20:05 all 27.81 0.00 0.99 0.08 0.09 71.04 13:20:05 0 28.34 0.00 0.95 0.07 0.08 70.56 13:20:05 1 27.36 0.00 1.08 0.04 0.09 71.44 13:20:05 2 27.73 0.00 0.96 0.09 0.09 71.13 13:20:05 3 27.79 0.00 0.97 0.13 0.09 71.03 13:30:01 all 8.99 0.00 0.52 0.02 0.06 90.41 13:30:01 0 9.13 0.00 0.43 0.02 0.06 90.36 13:30:01 1 9.14 0.00 0.53 0.01 0.07 90.26 13:30:01 2 8.87 0.00 0.59 0.03 0.07 90.45 13:30:01 3 8.84 0.00 0.52 0.01 0.06 90.56 13:40:05 all 9.74 0.00 0.54 0.04 0.07 89.60 13:40:05 0 9.66 0.00 0.47 0.04 0.06 89.77 13:40:05 1 10.33 0.00 0.61 0.01 0.08 88.97 13:40:05 2 9.79 0.00 0.54 0.07 0.08 89.52 13:40:05 3 9.17 0.00 0.55 0.06 0.07 90.15 13:50:05 all 10.34 0.00 0.52 0.12 0.07 88.95 13:50:05 0 10.44 0.00 0.54 0.05 0.06 88.91 13:50:05 1 10.30 0.00 0.53 0.29 0.07 88.80 13:50:05 2 10.32 0.00 0.53 0.07 0.08 89.00 13:50:05 3 10.28 0.00 0.50 0.05 0.08 89.09 14:00:01 all 10.94 0.00 0.56 0.38 0.07 88.05 14:00:01 0 10.33 0.00 0.49 0.63 0.07 88.48 14:00:01 1 10.85 0.00 0.58 0.33 0.08 88.16 14:00:01 2 11.52 0.00 0.52 0.23 0.07 87.65 14:00:01 3 11.07 0.00 0.63 0.31 0.07 87.91 14:10:05 all 16.61 0.00 0.66 0.22 0.09 82.42 14:10:05 0 16.11 0.00 0.70 0.50 0.08 82.61 14:10:05 1 16.84 0.00 0.66 0.12 0.09 82.29 14:10:05 2 17.09 0.00 0.64 0.10 0.08 82.09 14:10:05 3 16.42 0.00 0.65 0.14 0.08 82.69 14:20:05 all 5.01 0.00 0.45 0.57 0.06 93.91 14:20:05 0 5.01 0.00 0.39 0.64 0.06 93.90 14:20:05 1 5.45 0.00 0.52 0.58 0.06 93.38 14:20:05 2 4.86 0.00 0.42 0.38 0.06 94.28 14:20:05 3 4.70 0.00 0.47 0.67 0.07 94.10 Average: all 20.63 0.00 0.93 0.18 0.09 78.17 Average: 0 20.55 0.00 0.91 0.25 0.08 78.21 Average: 1 20.75 0.00 0.96 0.18 0.09 78.02 Average: 2 20.71 0.00 0.94 0.14 0.09 78.13 Average: 3 20.49 0.00 0.91 0.18 0.09 78.33