---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1503 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 883 24787 4 6421 30741 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:6b:4e:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83602sec preferred_lft 83602sec inet6 fe80::f816:3eff:fe6b:4ed4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:4c:ab:08:7a:5a 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-1503) 01/17/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:16 37.30 3.65 18.29 15.37 559.18 3354.07 509721.17 18:20:20 40.74 11.93 25.27 3.54 136.41 3053.37 16635.09 18:30:01 35.60 0.01 31.00 4.59 0.11 2912.03 33269.63 18:40:04 34.88 0.13 30.01 4.73 6.35 7310.46 22632.05 Average: 37.15 3.97 26.06 7.12 178.86 4164.18 148216.74 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:16 26981736 30020792 2301568 7.00 130488 3195108 2965136 8.74 714140 4798588 39092 18:20:20 25514816 29271852 3034856 9.24 171328 3800500 3446352 10.16 922148 5957524 44360 18:30:01 25131152 29372852 2929232 8.91 206900 4204552 2855464 8.42 1047872 6162796 29956 18:40:04 25572588 31653104 642204 1.95 235616 5935824 1219372 3.60 1685844 4971112 28736 Average: 25800073 30079650 2226965 6.78 186083 4283996 2621581 7.73 1092501 5472505 35536 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:16 lo 351.62 351.62 334.67 334.67 0.00 0.00 0.00 0.00 18:10:16 ens3 90.80 68.41 963.43 12.78 0.00 0.00 0.00 0.00 18:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:20 lo 1287.73 1287.73 1224.98 1224.98 0.00 0.00 0.00 0.00 18:20:20 ens3 69.91 48.01 26.79 17.66 0.00 0.00 0.00 0.00 18:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1971.23 1971.23 1876.98 1876.98 0.00 0.00 0.00 0.00 18:30:01 ens3 51.70 35.62 16.69 14.25 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:04 lo 1201.56 1201.56 1141.16 1141.16 0.00 0.00 0.00 0.00 18:40:04 ens3 78.89 61.35 185.42 67.23 0.00 0.00 0.00 0.00 18:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1192.27 1192.27 1134.19 1134.19 0.00 0.00 0.00 0.00 Average: ens3 73.10 53.57 303.59 28.03 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-1503) 01/17/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:16 all 9.45 0.00 0.56 0.13 0.03 89.83 18:10:16 0 8.37 0.00 0.57 0.13 0.02 90.91 18:10:16 1 10.35 0.00 0.63 0.09 0.03 88.90 18:10:16 2 10.66 0.00 0.59 0.18 0.03 88.55 18:10:16 3 11.66 0.00 0.52 0.28 0.02 87.52 18:10:16 4 9.32 0.00 0.46 0.04 0.03 90.15 18:10:16 5 8.00 0.00 0.64 0.23 0.03 91.09 18:10:16 6 9.13 0.00 0.60 0.05 0.03 90.19 18:10:16 7 8.10 0.00 0.49 0.06 0.03 91.32 18:20:20 all 39.98 0.03 1.60 0.13 0.07 58.18 18:20:20 0 42.07 0.27 1.70 0.26 0.07 55.64 18:20:20 1 43.29 0.00 1.63 0.16 0.07 54.85 18:20:20 2 43.02 0.00 1.67 0.09 0.07 55.14 18:20:20 3 40.80 0.00 1.58 0.12 0.07 57.43 18:20:20 4 37.04 0.00 1.46 0.06 0.07 61.37 18:20:20 5 39.02 0.00 1.79 0.08 0.07 59.03 18:20:20 6 40.59 0.00 1.48 0.06 0.07 57.79 18:20:20 7 34.04 0.00 1.52 0.19 0.07 64.18 18:30:01 all 37.75 0.00 1.72 0.10 0.07 60.36 18:30:01 0 34.39 0.00 1.56 0.19 0.06 63.80 18:30:01 1 42.43 0.00 2.13 0.09 0.07 55.28 18:30:01 2 35.82 0.00 1.89 0.13 0.07 62.09 18:30:01 3 37.27 0.00 1.67 0.09 0.07 60.90 18:30:01 4 38.96 0.00 1.34 0.11 0.07 59.52 18:30:01 5 36.10 0.00 1.70 0.08 0.07 62.06 18:30:01 6 41.71 0.00 1.89 0.06 0.07 56.27 18:30:01 7 35.33 0.00 1.55 0.09 0.07 62.96 18:40:04 all 31.99 0.00 1.60 0.21 0.07 66.13 18:40:04 0 28.01 0.00 1.47 0.15 0.07 70.30 18:40:04 1 31.81 0.00 1.66 0.46 0.07 66.00 18:40:04 2 32.17 0.00 1.82 0.13 0.07 65.81 18:40:04 3 36.27 0.00 1.79 0.22 0.07 61.65 18:40:04 4 28.95 0.00 1.43 0.35 0.06 69.20 18:40:04 5 33.39 0.00 1.77 0.23 0.07 64.54 18:40:04 6 32.67 0.00 1.51 0.11 0.07 65.64 18:40:04 7 32.65 0.00 1.33 0.04 0.06 65.92 Average: all 29.62 0.01 1.36 0.14 0.06 68.80 Average: 0 28.06 0.07 1.32 0.18 0.06 70.32 Average: 1 31.78 0.00 1.50 0.20 0.06 66.46 Average: 2 30.27 0.00 1.48 0.13 0.06 68.05 Average: 3 31.35 0.00 1.38 0.18 0.06 67.03 Average: 4 28.38 0.00 1.17 0.14 0.06 70.26 Average: 5 28.96 0.00 1.47 0.16 0.06 69.35 Average: 6 30.82 0.00 1.36 0.07 0.06 67.69 Average: 7 27.37 0.00 1.21 0.09 0.06 71.27