---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3416 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 679 11321 3 3988 14967 Swap: 1023 1 1022 ---> 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:0f:90:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79636sec preferred_lft 79636sec inet6 fe80::f816:3eff:fe0f:9056/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:d8:d0:9b:7d:37 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-3416) 10/29/25 _x86_64_ (4 CPU) 18:10:07 LINUX RESTART (4 CPU) 18:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:00 69.94 21.91 44.58 3.44 337.07 7719.46 7567.47 18:40:00 35.44 3.95 17.58 13.91 82.33 466.53 211994.75 18:50:00 6.99 0.42 6.14 0.43 16.84 224.34 759.69 19:00:00 21.37 0.03 20.28 1.06 1.24 840.01 1074.80 19:10:00 8.17 0.00 7.75 0.42 0.36 231.96 300.25 19:20:00 5.61 0.02 5.37 0.21 1.28 139.26 54.53 19:30:00 5.42 0.05 5.18 0.19 3.63 134.99 102.62 19:40:00 5.75 0.00 5.57 0.18 0.31 149.07 57.05 19:50:00 8.37 0.02 7.93 0.41 1.03 527.80 142.50 20:00:00 7.70 0.02 7.37 0.31 0.91 257.79 272.40 Average: 17.47 2.64 12.78 2.06 44.50 1069.13 22232.62 18:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:00 1611184 5630708 10299872 62.91 258072 3700588 11994516 68.85 2137080 12001592 1856 18:40:00 7947492 10929808 5007372 30.58 259340 2742280 5783744 33.20 2161840 5733376 4288 18:50:00 7287904 10291472 5648392 34.50 260940 2761952 7214692 41.41 2169884 6375084 120 19:00:00 11815852 14962220 980332 5.99 267332 2898280 1744364 10.01 2208504 1843856 8952 19:10:00 8200352 11368952 4571384 27.92 268728 2919168 5256904 30.17 2210508 5441460 332 19:20:00 8191092 11375480 4564768 27.88 269416 2934244 5251368 30.14 2211896 5443804 392 19:30:00 6817492 10018028 5921460 36.17 270072 2949732 6668744 38.28 2214772 6811388 460 19:40:00 6652364 9870064 6069408 37.07 270744 2966236 6769560 38.86 2217792 6979776 224 19:50:00 8077424 11408424 4531672 27.68 274692 3075540 5265128 30.22 2225880 5547392 32 20:00:00 7325908 10697400 5242348 32.02 275512 3115172 5971520 34.28 2244516 6272908 552 Average: 7392706 10655256 5283701 32.27 267485 3006319 6192054 35.54 2200267 6245064 1721 18:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:00 lo 20.92 20.92 16.28 16.28 0.00 0.00 0.00 0.00 18:30:00 ens3 1.97 1.76 0.58 0.50 0.00 0.00 0.00 0.00 18:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:00 lo 36.84 36.84 16.33 16.33 0.00 0.00 0.00 0.00 18:40:00 ens3 1.88 1.33 0.45 0.34 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:00 lo 19.94 19.94 8.80 8.80 0.00 0.00 0.00 0.00 18:50:00 ens3 0.73 0.54 0.14 0.10 0.00 0.00 0.00 0.00 18:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 12.38 12.38 6.22 6.22 0.00 0.00 0.00 0.00 19:00:00 ens3 1.08 0.93 0.27 0.22 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:00 lo 19.65 19.65 10.43 10.43 0.00 0.00 0.00 0.00 19:10:00 ens3 0.86 0.74 0.21 0.17 0.00 0.00 0.00 0.00 19:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:00 lo 28.62 28.62 10.22 10.22 0.00 0.00 0.00 0.00 19:20:00 ens3 0.64 0.53 0.12 1.17 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:00 lo 14.50 14.50 7.58 7.58 0.00 0.00 0.00 0.00 19:30:00 ens3 0.57 0.44 0.12 0.09 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:00 lo 16.52 16.52 10.02 10.02 0.00 0.00 0.00 0.00 19:40:00 ens3 0.77 0.56 0.19 0.15 0.00 0.00 0.00 0.00 19:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:00 lo 14.20 14.20 8.02 8.02 0.00 0.00 0.00 0.00 19:50:00 ens3 1.16 0.70 0.34 0.24 0.00 0.00 0.00 0.00 19:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:00 lo 24.45 24.45 10.43 10.43 0.00 0.00 0.00 0.00 20:00:00 ens3 0.98 0.69 0.21 0.16 0.00 0.00 0.00 0.00 20:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.80 20.80 10.43 10.43 0.00 0.00 0.00 0.00 Average: ens3 1.07 0.82 0.26 0.31 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-3416) 10/29/25 _x86_64_ (4 CPU) 18:10:07 LINUX RESTART (4 CPU) 18:20:00 CPU %user %nice %system %iowait %steal %idle 18:30:00 all 49.71 0.00 2.18 0.67 0.14 47.29 18:30:00 0 49.50 0.00 2.22 0.41 0.14 47.73 18:30:00 1 49.25 0.00 2.21 0.83 0.14 47.57 18:30:00 2 49.78 0.00 2.21 0.87 0.14 46.99 18:30:00 3 50.32 0.00 2.09 0.57 0.14 46.88 18:40:00 all 37.18 0.00 1.63 0.15 0.12 60.92 18:40:00 0 37.19 0.00 1.68 0.08 0.12 60.93 18:40:00 1 37.53 0.00 1.70 0.14 0.12 60.51 18:40:00 2 36.87 0.00 1.61 0.30 0.12 61.09 18:40:00 3 37.14 0.00 1.51 0.10 0.12 61.13 18:50:00 all 13.85 0.00 0.70 0.03 0.08 85.33 18:50:00 0 14.31 0.00 0.69 0.01 0.07 84.92 18:50:00 1 13.71 0.00 0.74 0.04 0.09 85.42 18:50:00 2 13.32 0.00 0.75 0.05 0.08 85.80 18:50:00 3 14.06 0.00 0.63 0.04 0.09 85.19 19:00:00 all 29.27 0.00 1.12 0.07 0.09 69.45 19:00:00 0 28.45 0.00 1.21 0.05 0.10 70.20 19:00:00 1 30.15 0.00 1.15 0.08 0.10 68.52 19:00:00 2 29.13 0.00 1.07 0.12 0.09 69.58 19:00:00 3 29.34 0.00 1.05 0.03 0.09 69.49 19:10:00 all 17.20 0.00 0.66 0.03 0.08 82.03 19:10:00 0 16.92 0.00 0.64 0.08 0.07 82.29 19:10:00 1 17.62 0.00 0.76 0.01 0.08 81.52 19:10:00 2 16.96 0.00 0.63 0.01 0.07 82.33 19:10:00 3 17.30 0.00 0.62 0.02 0.08 81.98 19:20:00 all 8.62 0.00 0.53 0.07 0.07 90.72 19:20:00 0 8.10 0.00 0.49 0.02 0.07 91.33 19:20:00 1 8.82 0.00 0.60 0.04 0.08 90.46 19:20:00 2 8.69 0.00 0.51 0.12 0.08 90.60 19:20:00 3 8.85 0.00 0.51 0.09 0.06 90.49 19:30:00 all 9.14 0.00 0.43 0.03 0.07 90.33 19:30:00 0 8.48 0.00 0.45 0.02 0.07 90.99 19:30:00 1 9.11 0.00 0.41 0.03 0.08 90.38 19:30:00 2 9.72 0.00 0.45 0.03 0.07 89.72 19:30:00 3 9.23 0.00 0.43 0.03 0.06 90.24 19:40:00 all 9.40 0.00 0.48 0.02 0.07 90.02 19:40:00 0 9.75 0.00 0.43 0.03 0.07 89.71 19:40:00 1 9.59 0.00 0.50 0.03 0.07 89.81 19:40:00 2 8.77 0.00 0.54 0.01 0.07 90.61 19:40:00 3 9.50 0.00 0.47 0.01 0.07 89.96 19:50:00 all 12.84 0.00 0.57 0.04 0.07 86.47 19:50:00 0 12.65 0.00 0.61 0.02 0.07 86.64 19:50:00 1 12.77 0.00 0.56 0.04 0.08 86.55 19:50:00 2 12.98 0.00 0.55 0.09 0.08 86.30 19:50:00 3 12.97 0.00 0.54 0.02 0.07 86.40 20:00:00 all 14.84 0.00 0.55 0.03 0.08 84.50 20:00:00 0 14.69 0.00 0.50 0.03 0.08 84.70 20:00:00 1 14.82 0.00 0.57 0.02 0.08 84.51 20:00:00 2 14.91 0.00 0.52 0.03 0.08 84.46 20:00:00 3 14.94 0.00 0.61 0.04 0.07 84.34 Average: all 20.20 0.00 0.88 0.11 0.09 78.71 Average: 0 20.00 0.00 0.89 0.07 0.08 78.95 Average: 1 20.33 0.00 0.92 0.13 0.09 78.53 Average: 2 20.11 0.00 0.88 0.16 0.09 78.76 Average: 3 20.35 0.00 0.84 0.09 0.08 78.63