---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1193 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: 5600.00 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 698 10838 3 4452 14948 Swap: 1023 5 1018 ---> 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:51:b0:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79921sec preferred_lft 79921sec inet6 fe80::f816:3eff:fe51:b08a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:44:5f:53:9e:b5 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-1193) 10/22/25 _x86_64_ (4 CPU) 17:47:13 LINUX RESTART (4 CPU) 17:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:02 96.10 3.69 76.44 15.96 491.29 34894.23 240829.56 18:10:02 56.82 22.25 32.62 1.95 265.16 1836.83 2172.56 18:20:02 14.04 0.29 13.02 0.73 7.53 656.23 1141.91 18:30:02 16.64 0.16 15.81 0.67 4.20 438.36 340.10 18:40:02 7.48 0.03 7.13 0.32 1.59 196.53 81.66 18:50:07 5.05 0.02 4.90 0.13 1.44 136.08 64.27 19:00:33 3.00 0.00 2.93 0.07 0.05 51.61 9.14 19:10:38 5.75 0.01 5.57 0.17 0.36 148.16 74.32 19:20:32 11.72 0.02 11.16 0.54 1.10 639.40 158.53 19:30:32 5.59 0.02 5.42 0.16 0.61 164.25 136.26 Average: 22.12 2.64 17.42 2.06 76.94 3896.38 24377.79 17:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:02 1634572 6528440 9399272 57.41 249748 4512772 10723600 61.55 2087516 11942808 3064 18:10:02 3047208 6515728 9419204 57.53 261772 3193232 10851164 62.29 2093856 10648752 908 18:20:02 8251424 11834288 4103800 25.06 266912 3302388 4988232 28.63 2135244 5427468 336 18:30:02 7945708 11580056 4357816 26.62 269652 3351140 5096428 29.25 2142580 5724816 348 18:40:02 7903948 11561696 4376204 26.73 270620 3373568 5123460 29.41 2144916 5769392 404 18:50:07 8202552 11876992 4061416 24.81 270864 3390016 5725180 32.86 2146700 5466840 220 19:00:33 6026036 9702580 6234392 38.08 271416 3391568 6874832 39.46 2147316 7626096 80 19:10:38 6135052 9828800 6108120 37.31 272076 3408116 6759860 38.80 2150256 7524000 172 19:20:32 7660296 11488504 4449844 27.18 276436 3535032 5147520 29.55 2166664 5979792 340 19:30:32 6622064 10473744 5463788 33.37 277020 3557892 6105856 35.05 2177668 7004300 468 Average: 6342886 10139083 5797386 35.41 268652 3501572 6739613 38.69 2139272 7311426 634 17:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:02 lo 6.98 6.98 7.57 7.57 0.00 0.00 0.00 0.00 18:00:02 ens3 72.49 54.69 1172.92 5.96 0.00 0.00 0.00 0.00 18:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:02 lo 47.36 47.36 24.39 24.39 0.00 0.00 0.00 0.00 18:10:02 ens3 1.93 1.94 0.45 0.40 0.00 0.00 0.00 0.00 18:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 lo 28.83 28.83 12.23 12.23 0.00 0.00 0.00 0.00 18:20:02 ens3 1.06 0.96 0.28 0.23 0.00 0.00 0.00 0.00 18:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:02 lo 17.11 17.11 8.72 8.72 0.00 0.00 0.00 0.00 18:30:02 ens3 1.08 0.89 0.24 1.06 0.00 0.00 0.00 0.00 18:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:02 lo 17.42 17.42 8.81 8.81 0.00 0.00 0.00 0.00 18:40:02 ens3 0.82 0.62 0.21 0.16 0.00 0.00 0.00 0.00 18:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:07 lo 22.18 22.18 7.17 7.17 0.00 0.00 0.00 0.00 18:50:07 ens3 0.37 0.28 0.08 0.05 0.00 0.00 0.00 0.00 18:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:33 lo 15.91 15.91 8.24 8.24 0.00 0.00 0.00 0.00 19:00:33 ens3 0.51 0.47 0.11 0.09 0.00 0.00 0.00 0.00 19:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:38 lo 17.60 17.60 10.42 10.42 0.00 0.00 0.00 0.00 19:10:38 ens3 0.67 0.56 0.16 0.12 0.00 0.00 0.00 0.00 19:10:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:32 lo 12.65 12.65 7.72 7.72 0.00 0.00 0.00 0.00 19:20:32 ens3 0.76 0.69 0.21 0.17 0.00 0.00 0.00 0.00 19:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:32 lo 31.30 31.30 12.31 12.31 0.00 0.00 0.00 0.00 19:30:32 ens3 0.71 0.63 0.16 0.13 0.00 0.00 0.00 0.00 19:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.71 21.71 10.74 10.74 0.00 0.00 0.00 0.00 Average: ens3 8.00 6.14 116.89 0.84 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-1193) 10/22/25 _x86_64_ (4 CPU) 17:47:13 LINUX RESTART (4 CPU) 17:50:02 CPU %user %nice %system %iowait %steal %idle 18:00:02 all 51.47 0.00 2.54 4.56 0.10 41.33 18:00:02 0 53.40 0.00 2.41 4.06 0.11 40.02 18:00:02 1 48.56 0.00 2.57 3.81 0.10 44.96 18:00:02 2 52.88 0.00 2.50 6.16 0.10 38.36 18:00:02 3 51.01 0.00 2.69 4.21 0.11 41.98 18:10:02 all 58.78 0.00 2.16 0.09 0.12 38.85 18:10:02 0 58.49 0.00 2.24 0.08 0.12 39.07 18:10:02 1 58.70 0.00 2.08 0.16 0.12 38.94 18:10:02 2 59.00 0.00 2.21 0.06 0.12 38.61 18:10:02 3 58.93 0.00 2.11 0.08 0.12 38.76 18:20:02 all 23.59 0.00 1.01 0.08 0.08 75.24 18:20:02 0 23.27 0.00 0.82 0.02 0.08 75.80 18:20:02 1 23.55 0.00 0.99 0.08 0.08 75.29 18:20:02 2 24.82 0.00 1.24 0.04 0.08 73.83 18:20:02 3 22.72 0.00 1.01 0.16 0.08 76.03 18:30:02 all 24.68 0.00 0.84 0.06 0.07 74.36 18:30:02 0 24.81 0.00 0.87 0.10 0.07 74.15 18:30:02 1 25.77 0.00 0.80 0.07 0.07 73.30 18:30:02 2 24.53 0.00 0.92 0.02 0.08 74.46 18:30:02 3 23.60 0.00 0.75 0.04 0.07 75.54 18:40:02 all 13.36 0.00 0.54 0.03 0.06 86.02 18:40:02 0 13.27 0.00 0.57 0.05 0.06 86.05 18:40:02 1 13.75 0.00 0.55 0.01 0.06 85.63 18:40:02 2 12.96 0.00 0.59 0.03 0.06 86.35 18:40:02 3 13.44 0.00 0.43 0.02 0.06 86.06 18:50:07 all 7.03 0.00 0.46 0.02 0.05 92.44 18:50:07 0 7.16 0.00 0.39 0.00 0.06 92.39 18:50:07 1 7.15 0.00 0.58 0.01 0.05 92.21 18:50:07 2 7.00 0.00 0.46 0.05 0.06 92.43 18:50:07 3 6.79 0.00 0.40 0.03 0.05 92.73 19:00:33 all 5.16 0.00 0.32 0.03 0.06 94.43 19:00:33 0 5.26 0.00 0.27 0.05 0.05 94.36 19:00:33 1 5.06 0.00 0.35 0.01 0.06 94.51 19:00:33 2 5.29 0.00 0.32 0.03 0.06 94.31 19:00:33 3 5.04 0.00 0.33 0.03 0.06 94.54 19:10:38 all 9.80 0.00 0.42 0.03 0.06 89.69 19:10:38 0 9.87 0.00 0.44 0.01 0.05 89.63 19:10:38 1 9.76 0.00 0.42 0.06 0.06 89.70 19:10:38 2 10.16 0.00 0.45 0.01 0.06 89.32 19:10:38 3 9.42 0.00 0.39 0.03 0.06 90.11 19:20:32 all 18.52 0.00 0.72 0.06 0.07 80.63 19:20:32 0 18.92 0.00 0.65 0.02 0.07 80.35 19:20:32 1 19.34 0.00 0.82 0.10 0.06 79.68 19:20:32 2 17.88 0.00 0.76 0.08 0.07 81.21 19:20:32 3 17.94 0.00 0.66 0.06 0.07 81.27 19:30:32 all 10.70 0.00 0.52 0.02 0.06 88.70 19:30:32 0 11.15 0.00 0.50 0.04 0.06 88.25 19:30:32 1 9.98 0.00 0.55 0.01 0.06 89.40 19:30:32 2 10.87 0.00 0.52 0.03 0.06 88.53 19:30:32 3 10.80 0.00 0.50 0.02 0.06 88.62 Average: all 22.20 0.00 0.95 0.50 0.07 76.28 Average: 0 22.46 0.00 0.91 0.44 0.07 76.11 Average: 1 22.05 0.00 0.97 0.43 0.07 76.48 Average: 2 22.43 0.00 0.99 0.65 0.07 75.86 Average: 3 21.87 0.00 0.92 0.47 0.07 76.67