---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1418 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 704 10651 4 4633 14942 Swap: 1023 12 1011 ---> 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:01:e4:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80560sec preferred_lft 80560sec inet6 fe80::f816:3eff:fe01:e417/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:49:72:c2:d4:35 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-1418) 10/23/25 _x86_64_ (4 CPU) 11:13:06 LINUX RESTART (4 CPU) 11:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:00 69.67 23.83 43.06 2.78 274.34 5430.48 2747.49 11:40:01 25.99 0.25 24.46 1.28 6.02 922.88 779.63 11:50:20 16.07 0.87 14.41 0.78 11.70 418.31 303.67 12:00:40 5.24 0.03 5.02 0.19 0.48 126.10 48.95 12:10:01 4.94 0.06 4.69 0.19 2.56 131.68 79.19 12:20:25 18.76 0.06 5.68 13.01 1.62 149.90 201771.26 12:30:25 5.07 0.05 4.85 0.17 0.96 138.01 62.07 12:40:01 9.00 0.09 8.48 0.43 2.55 556.63 484.57 Average: 19.23 3.07 13.74 2.42 36.57 965.11 26857.67 11:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:00 2063740 6834332 9091104 55.52 269420 4392404 11099668 63.71 2322516 11317144 1492 11:40:01 7105960 10901976 5030308 30.72 272208 3487368 5780308 33.18 2356272 6309124 560 11:50:20 7494128 11343004 4590908 28.04 275328 3537124 5263272 30.21 2365632 5920580 56 12:00:40 7452892 11315464 4618208 28.21 276028 3550128 5366784 30.81 2367372 5971332 36 12:10:01 6180988 10059424 5873884 35.88 276616 3565400 6603348 37.90 2369788 7221308 768 12:20:25 5932276 9832620 6100556 37.26 277464 3586456 6770080 38.86 2377696 7473732 132 12:30:25 7679888 11598248 4336052 26.48 277992 3603944 5107720 29.32 2379988 5725172 340 12:40:01 7352352 11388160 4545764 27.76 281868 3714752 5285368 30.34 2394152 6035888 280 Average: 6407778 10409154 5523348 33.73 275866 3679697 6409568 36.79 2366677 6996785 458 11:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:00 lo 23.41 23.41 17.49 17.49 0.00 0.00 0.00 0.00 11:30:00 ens3 1.85 1.87 0.61 0.54 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 41.28 41.28 18.35 18.35 0.00 0.00 0.00 0.00 11:40:01 ens3 1.93 1.72 0.51 0.44 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:20 lo 29.07 29.07 12.92 12.92 0.00 0.00 0.00 0.00 11:50:20 ens3 1.16 0.93 0.27 1.11 0.00 0.00 0.00 0.00 11:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:40 lo 20.57 20.57 8.59 8.59 0.00 0.00 0.00 0.00 12:00:40 ens3 0.88 0.60 0.23 0.16 0.00 0.00 0.00 0.00 12:00:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 20.19 20.19 8.42 8.42 0.00 0.00 0.00 0.00 12:10:01 ens3 0.48 0.34 0.14 0.10 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 12:20:25 lo 18.87 18.87 9.99 9.99 0.00 0.00 0.00 0.00 12:20:25 ens3 0.65 0.55 0.14 0.11 0.00 0.00 0.00 0.00 12:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:25 lo 11.76 11.76 6.87 6.87 0.00 0.00 0.00 0.00 12:30:25 ens3 0.79 0.43 0.23 0.15 0.00 0.00 0.00 0.00 12:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 13.92 13.92 7.45 7.45 0.00 0.00 0.00 0.00 12:40:01 ens3 0.91 0.74 0.28 0.22 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 Average: lo 22.44 22.44 11.27 11.27 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.90 0.30 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-1418) 10/23/25 _x86_64_ (4 CPU) 11:13:06 LINUX RESTART (4 CPU) 11:20:20 CPU %user %nice %system %iowait %steal %idle 11:30:00 all 56.17 0.00 2.22 0.56 0.12 40.92 11:30:00 0 56.82 0.00 2.18 1.22 0.12 39.67 11:30:00 1 54.76 0.00 2.44 0.52 0.13 42.16 11:30:00 2 56.24 0.00 2.11 0.23 0.12 41.31 11:30:00 3 56.87 0.00 2.17 0.28 0.12 40.55 11:40:01 all 45.42 0.00 1.72 0.11 0.11 52.64 11:40:01 0 44.91 0.00 1.70 0.13 0.11 53.15 11:40:01 1 45.72 0.00 1.74 0.17 0.12 52.25 11:40:01 2 44.77 0.00 1.69 0.06 0.11 53.37 11:40:01 3 46.26 0.00 1.74 0.08 0.11 51.81 11:50:20 all 27.75 0.00 1.07 0.09 0.10 70.99 11:50:20 0 27.98 0.00 1.14 0.12 0.10 70.66 11:50:20 1 28.05 0.00 1.00 0.05 0.10 70.80 11:50:20 2 27.76 0.00 0.98 0.09 0.10 71.07 11:50:20 3 27.23 0.00 1.15 0.08 0.10 71.44 12:00:40 all 8.97 0.00 0.46 0.04 0.07 90.46 12:00:40 0 8.63 0.00 0.49 0.08 0.07 90.73 12:00:40 1 8.97 0.00 0.50 0.02 0.08 90.43 12:00:40 2 9.14 0.00 0.47 0.01 0.08 90.31 12:00:40 3 9.17 0.00 0.37 0.04 0.07 90.36 12:10:01 all 10.88 0.00 0.52 0.04 0.07 88.49 12:10:01 0 10.71 0.00 0.45 0.03 0.07 88.74 12:10:01 1 10.58 0.00 0.53 0.02 0.07 88.79 12:10:01 2 11.35 0.00 0.59 0.01 0.07 87.99 12:10:01 3 10.89 0.00 0.52 0.09 0.08 88.43 12:20:25 all 10.54 0.00 0.59 0.04 0.07 88.76 12:20:25 0 10.69 0.00 0.56 0.02 0.07 88.67 12:20:25 1 10.45 0.00 0.59 0.02 0.07 88.87 12:20:25 2 10.54 0.00 0.61 0.04 0.07 88.74 12:20:25 3 10.47 0.00 0.62 0.09 0.07 88.75 12:30:25 all 7.11 0.00 0.45 0.03 0.07 92.34 12:30:25 0 7.18 0.00 0.45 0.02 0.07 92.29 12:30:25 1 7.31 0.00 0.45 0.03 0.07 92.14 12:30:25 2 7.10 0.00 0.49 0.01 0.07 92.33 12:30:25 3 6.85 0.00 0.42 0.05 0.07 92.61 12:40:01 all 13.93 0.00 0.54 0.04 0.07 85.41 12:40:01 0 14.07 0.00 0.44 0.05 0.06 85.38 12:40:01 1 13.51 0.00 0.58 0.03 0.07 85.80 12:40:01 2 13.26 0.00 0.49 0.01 0.07 86.18 12:40:01 3 14.89 0.00 0.65 0.08 0.07 84.30 Average: all 22.50 0.00 0.94 0.12 0.09 76.36 Average: 0 22.52 0.00 0.92 0.20 0.09 76.26 Average: 1 22.33 0.00 0.98 0.11 0.09 76.50 Average: 2 22.42 0.00 0.92 0.06 0.09 76.51 Average: 3 22.72 0.00 0.95 0.10 0.09 76.15