---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2977 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 17G 61G 22% / 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 678 11685 3 3624 14968 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:21:36:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80529sec preferred_lft 80529sec inet6 fe80::f816:3eff:fe21:3698/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:72:a4:e8:26:89 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-2977) 10/28/25 _x86_64_ (4 CPU) 20:44:46 LINUX RESTART (4 CPU) 20:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:32 102.08 23.18 63.20 15.70 990.29 14586.01 227224.80 21:10:32 30.63 10.30 19.25 1.08 203.33 748.50 1539.83 21:20:01 12.62 0.07 11.99 0.57 3.12 329.41 297.17 21:30:05 13.86 0.02 13.17 0.67 1.31 353.84 472.98 21:40:04 5.65 0.03 5.44 0.18 1.24 128.34 74.32 21:50:22 17.63 11.72 5.70 0.21 142.01 152.11 126.44 22:00:33 5.44 0.00 5.24 0.20 0.30 136.80 55.12 22:10:33 11.00 0.45 10.08 0.47 9.55 603.84 407.58 22:20:28 6.27 0.11 5.90 0.26 2.88 166.81 87.75 Average: 23.04 5.19 15.66 2.18 153.38 1947.87 26174.40 20:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:32 202956 2757764 13177696 80.48 258160 2348900 14678708 84.26 1874012 13770376 268 21:10:32 5883036 8604912 7334204 44.79 264056 2510060 8219132 47.18 1982320 8008184 268 21:20:01 8391444 11143628 4796020 29.29 266060 2538372 5596384 32.12 2004912 5493744 5688 21:30:05 8642124 11432756 4508412 27.54 268568 2574344 5242856 30.09 2010428 5239740 388 21:40:04 8720652 11524512 4416508 26.97 269376 2586764 5164024 29.64 2012484 5139408 448 21:50:22 6882176 9752548 6187732 37.79 275264 2641476 6856992 39.36 2055480 6931964 224 22:00:33 6979780 9865652 6074512 37.10 275752 2656448 6717556 38.56 2058428 6840212 148 22:10:33 9370476 12389076 3552756 21.70 279460 2780100 5035704 28.90 2075016 4438420 204 22:20:28 7514340 10555724 5385056 32.89 280484 2801792 6056296 34.76 2087520 6271156 476 Average: 6954109 9780730 6159211 37.62 270798 2604251 7063072 40.54 2017844 6903689 901 20:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:32 lo 18.06 18.06 15.68 15.68 0.00 0.00 0.00 0.00 21:00:32 ens3 64.09 43.94 821.14 5.35 0.00 0.00 0.00 0.00 21:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:32 lo 35.55 35.55 16.03 16.03 0.00 0.00 0.00 0.00 21:10:32 ens3 1.57 1.54 0.37 0.34 0.00 0.00 0.00 0.00 21:10:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 23.69 23.69 8.50 8.50 0.00 0.00 0.00 0.00 21:20:01 ens3 0.85 0.91 0.17 0.15 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:05 lo 20.86 20.86 11.04 11.04 0.00 0.00 0.00 0.00 21:30:05 ens3 0.82 0.71 0.19 0.15 0.00 0.00 0.00 0.00 21:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:04 lo 23.07 23.07 8.85 8.85 0.00 0.00 0.00 0.00 21:40:04 ens3 0.70 0.52 0.18 0.14 0.00 0.00 0.00 0.00 21:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:22 lo 25.03 25.03 11.12 11.12 0.00 0.00 0.00 0.00 21:50:22 ens3 0.56 0.52 0.12 0.10 0.00 0.00 0.00 0.00 21:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:33 lo 17.59 17.59 10.43 10.43 0.00 0.00 0.00 0.00 22:00:33 ens3 0.68 0.54 0.17 0.13 0.00 0.00 0.00 0.00 22:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:33 lo 11.28 11.28 6.58 6.58 0.00 0.00 0.00 0.00 22:10:33 ens3 0.76 0.74 0.21 0.17 0.00 0.00 0.00 0.00 22:10:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:28 lo 29.81 29.81 12.41 12.41 0.00 0.00 0.00 0.00 22:20:28 ens3 0.81 0.64 0.18 0.15 0.00 0.00 0.00 0.00 22:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.74 22.74 11.21 11.21 0.00 0.00 0.00 0.00 Average: ens3 8.03 5.67 93.54 0.75 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-2977) 10/28/25 _x86_64_ (4 CPU) 20:44:46 LINUX RESTART (4 CPU) 20:50:17 CPU %user %nice %system %iowait %steal %idle 21:00:32 all 52.58 0.00 2.50 2.01 0.13 42.77 21:00:32 0 53.91 0.00 2.50 1.57 0.13 41.89 21:00:32 1 52.75 0.00 2.51 1.64 0.14 42.96 21:00:32 2 52.16 0.00 2.39 2.16 0.14 43.15 21:00:32 3 51.51 0.00 2.61 2.67 0.13 43.09 21:10:32 all 38.82 0.00 1.64 0.18 0.20 59.16 21:10:32 0 38.65 0.00 1.73 0.13 0.13 59.35 21:10:32 1 38.49 0.00 1.58 0.20 0.18 59.56 21:10:32 2 38.58 0.00 1.65 0.28 0.26 59.23 21:10:32 3 39.54 0.00 1.61 0.10 0.23 58.51 21:20:01 all 19.38 0.00 0.91 0.04 0.09 79.58 21:20:01 0 19.84 0.00 0.95 0.02 0.09 79.10 21:20:01 1 18.95 0.00 0.96 0.07 0.09 79.92 21:20:01 2 18.98 0.00 0.93 0.02 0.10 79.97 21:20:01 3 19.74 0.00 0.81 0.03 0.09 79.33 21:30:05 all 24.68 0.00 0.88 0.04 0.08 74.32 21:30:05 0 24.97 0.00 0.84 0.03 0.08 74.07 21:30:05 1 24.81 0.00 0.94 0.03 0.09 74.13 21:30:05 2 24.73 0.00 0.91 0.05 0.08 74.23 21:30:05 3 24.23 0.00 0.82 0.03 0.08 74.84 21:40:04 all 8.65 0.00 0.48 0.02 0.06 90.79 21:40:04 0 8.45 0.00 0.47 0.02 0.06 90.99 21:40:04 1 8.69 0.00 0.53 0.01 0.06 90.71 21:40:04 2 8.49 0.00 0.52 0.01 0.07 90.91 21:40:04 3 8.97 0.00 0.38 0.03 0.06 90.55 21:50:22 all 10.02 0.07 0.47 0.07 0.06 89.30 21:50:22 0 9.82 0.00 0.48 0.02 0.06 89.62 21:50:22 1 10.03 0.00 0.43 0.01 0.06 89.46 21:50:22 2 10.61 0.27 0.49 0.24 0.06 88.33 21:50:22 3 9.64 0.00 0.49 0.03 0.06 89.79 22:00:33 all 9.86 0.00 0.58 0.02 0.06 89.48 22:00:33 0 9.67 0.00 0.50 0.00 0.06 89.77 22:00:33 1 10.05 0.00 0.55 0.03 0.07 89.31 22:00:33 2 10.17 0.00 0.69 0.03 0.07 89.04 22:00:33 3 9.54 0.00 0.56 0.01 0.07 89.82 22:10:33 all 18.01 0.00 0.86 0.04 0.07 81.02 22:10:33 0 17.92 0.00 0.75 0.02 0.06 81.25 22:10:33 1 18.43 0.00 1.04 0.04 0.07 80.43 22:10:33 2 17.99 0.00 0.92 0.03 0.08 80.98 22:10:33 3 17.70 0.00 0.72 0.08 0.07 81.42 22:20:28 all 13.11 0.00 0.54 0.02 0.07 86.26 22:20:28 0 13.30 0.00 0.49 0.03 0.07 86.11 22:20:28 1 13.44 0.00 0.56 0.01 0.07 85.93 22:20:28 2 12.98 0.00 0.53 0.02 0.07 86.40 22:20:28 3 12.72 0.00 0.59 0.03 0.07 86.58 Average: all 21.72 0.01 0.99 0.28 0.09 76.92 Average: 0 21.87 0.00 0.97 0.21 0.08 76.86 Average: 1 21.78 0.00 1.01 0.23 0.09 76.88 Average: 2 21.67 0.03 1.01 0.32 0.10 76.87 Average: 3 21.53 0.00 0.96 0.34 0.10 77.07