---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5474 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 896 25026 4 6170 30728 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:4c:e0:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83712sec preferred_lft 83712sec inet6 fe80::f816:3eff:fe4c:e0de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:1f:9b:88:f3:e5 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5474) 01/28/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:00 30.76 3.40 24.85 2.51 172.80 4216.20 6115.56 18:20:00 37.25 12.00 22.06 3.18 136.65 2269.59 11050.67 18:30:00 36.90 0.01 32.24 4.65 0.08 3132.04 12879.72 18:40:00 31.13 0.14 27.07 3.92 6.39 6784.00 36077.71 Average: 34.01 3.89 26.56 3.57 78.98 4100.46 16530.91 18:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:00 26423608 29489400 2823076 8.59 142652 3191060 3237924 9.55 643048 5396044 42048 18:20:00 25861772 29489144 2818744 8.58 173812 3663908 2924112 8.62 792644 5750224 98936 18:30:00 24748092 29041976 3260860 9.92 212256 4234404 3289304 9.70 961128 6623628 206404 18:40:00 25820488 31644180 651728 1.98 233068 5684992 1194668 3.52 1539392 4868732 4 Average: 25713490 29916175 2388602 7.27 190447 4193591 2661502 7.85 984053 5659657 86848 18:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:00 lo 841.58 841.58 801.47 801.47 0.00 0.00 0.00 0.00 18:10:00 ens3 102.09 79.09 819.14 17.58 0.00 0.00 0.00 0.00 18:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:00 lo 1252.13 1252.13 1191.20 1191.20 0.00 0.00 0.00 0.00 18:20:00 ens3 41.04 32.11 20.44 13.19 0.00 0.00 0.00 0.00 18:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:00 lo 1923.90 1923.90 1831.75 1831.75 0.00 0.00 0.00 0.00 18:30:00 ens3 66.76 43.54 19.98 16.63 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 972.36 972.36 916.62 916.62 0.00 0.00 0.00 0.00 18:40:00 ens3 91.33 82.17 192.84 209.83 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 Average: lo 1247.49 1247.49 1185.26 1185.26 0.00 0.00 0.00 0.00 Average: ens3 75.31 59.23 263.10 64.31 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5474) 01/28/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:00 CPU %user %nice %system %iowait %steal %idle 18:10:00 all 22.17 0.00 1.11 0.07 0.05 76.59 18:10:00 0 22.66 0.00 0.91 0.03 0.04 76.36 18:10:00 1 21.94 0.00 1.00 0.05 0.05 76.96 18:10:00 2 24.43 0.00 1.41 0.11 0.06 73.98 18:10:00 3 23.13 0.00 1.08 0.10 0.05 75.64 18:10:00 4 21.77 0.00 1.40 0.04 0.04 76.74 18:10:00 5 19.97 0.00 1.03 0.02 0.05 78.94 18:10:00 6 20.57 0.00 0.96 0.07 0.05 78.35 18:10:00 7 22.93 0.00 1.10 0.15 0.05 75.78 18:20:00 all 34.39 0.04 1.58 0.10 0.07 63.83 18:20:00 0 32.75 0.00 1.38 0.04 0.07 65.77 18:20:00 1 33.36 0.32 1.71 0.34 0.06 64.20 18:20:00 2 36.58 0.00 1.68 0.04 0.07 61.63 18:20:00 3 38.87 0.00 1.51 0.05 0.07 59.50 18:20:00 4 35.09 0.00 1.57 0.02 0.07 63.25 18:20:00 5 32.20 0.01 1.53 0.11 0.07 66.08 18:20:00 6 36.63 0.00 1.58 0.05 0.07 61.68 18:20:00 7 29.67 0.00 1.67 0.12 0.06 68.49 18:30:00 all 40.14 0.00 2.02 0.07 0.08 57.69 18:30:00 0 39.01 0.00 1.93 0.06 0.08 58.92 18:30:00 1 44.00 0.00 2.32 0.03 0.08 53.58 18:30:00 2 38.59 0.00 2.04 0.04 0.08 59.26 18:30:00 3 41.29 0.00 1.86 0.09 0.07 56.69 18:30:00 4 39.32 0.00 1.94 0.07 0.07 58.60 18:30:00 5 38.84 0.00 2.17 0.03 0.08 58.88 18:30:00 6 40.95 0.00 2.05 0.06 0.08 56.85 18:30:00 7 39.09 0.00 1.88 0.18 0.07 58.78 18:40:00 all 27.36 0.00 1.33 0.08 0.06 71.17 18:40:00 0 20.92 0.00 1.17 0.03 0.06 77.82 18:40:00 1 29.12 0.00 1.51 0.04 0.07 69.26 18:40:00 2 35.59 0.00 1.53 0.03 0.07 62.77 18:40:00 3 27.95 0.00 1.31 0.04 0.06 70.65 18:40:00 4 27.86 0.00 1.33 0.13 0.06 70.62 18:40:00 5 28.83 0.00 1.26 0.12 0.06 69.74 18:40:00 6 26.70 0.00 1.21 0.05 0.06 71.97 18:40:00 7 21.92 0.00 1.29 0.20 0.06 76.52 Average: all 31.01 0.01 1.51 0.08 0.06 67.33 Average: 0 28.82 0.00 1.35 0.04 0.06 69.73 Average: 1 32.10 0.08 1.64 0.12 0.06 66.01 Average: 2 33.79 0.00 1.67 0.06 0.07 64.42 Average: 3 32.80 0.00 1.44 0.07 0.06 65.62 Average: 4 31.01 0.00 1.56 0.06 0.06 67.31 Average: 5 29.95 0.00 1.50 0.07 0.06 68.42 Average: 6 31.21 0.00 1.45 0.06 0.06 67.22 Average: 7 28.40 0.00 1.48 0.16 0.06 69.90