---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5305 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 762 24893 4 6436 30861 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:d0:65:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83607sec preferred_lft 83607sec inet6 fe80::f816:3eff:fed0:65fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:42:17:4b:94:3b 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-5305) 01/28/26 _x86_64_ (8 CPU) 08:29:31 LINUX RESTART (8 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 15.89 6.12 9.12 0.65 1669.91 11489.02 11958.83 08:50:14 1.34 0.00 1.33 0.00 0.04 16.31 115.67 09:00:14 1.24 0.00 1.24 0.00 0.00 14.11 0.00 09:10:14 41.74 3.62 37.44 0.67 124.77 9249.60 7457.29 Average: 14.98 2.43 12.22 0.33 446.98 5168.03 4861.39 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 29757212 31853316 525152 1.60 66800 2363584 1502544 4.43 430296 2372296 52 08:50:14 29756804 31853372 525416 1.60 67204 2363600 1502544 4.43 430744 2372432 28 09:00:14 29753340 31850420 528272 1.61 67588 2363740 1502608 4.43 431128 2373568 24 09:10:14 25603480 30331172 1978944 6.02 109260 4895544 2226520 6.57 1389584 5426704 24 Average: 28717709 31472070 889446 2.71 77713 2996617 1683554 4.96 670438 3136250 32 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 37.14 23.85 304.34 3.16 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:14 ens3 0.27 0.10 0.06 0.02 0.00 0.00 0.00 0.00 08:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:14 ens3 0.25 0.11 0.07 0.04 0.00 0.00 0.00 0.00 09:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:14 lo 150.04 150.04 186.19 186.19 0.00 0.00 0.00 0.00 09:10:14 ens3 354.85 224.83 1207.00 479.81 0.00 0.00 0.00 0.00 09:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 37.38 37.38 46.28 46.28 0.00 0.00 0.00 0.00 Average: ens3 97.56 61.87 375.78 120.04 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-5305) 01/28/26 _x86_64_ (8 CPU) 08:29:31 LINUX RESTART (8 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 0.50 0.00 0.18 0.18 0.01 99.13 08:40:01 0 0.38 0.00 0.26 0.27 0.01 99.08 08:40:01 1 0.30 0.00 0.12 0.07 0.01 99.51 08:40:01 2 0.51 0.00 0.29 0.07 0.01 99.12 08:40:01 3 1.13 0.00 0.17 0.06 0.02 98.62 08:40:01 4 0.34 0.00 0.13 0.06 0.01 99.47 08:40:01 5 0.54 0.00 0.12 0.07 0.01 99.26 08:40:01 6 0.43 0.00 0.23 0.35 0.00 98.99 08:40:01 7 0.40 0.00 0.13 0.49 0.00 98.97 08:50:14 all 0.03 0.00 0.01 0.19 0.01 99.77 08:50:14 0 0.01 0.00 0.01 0.43 0.00 99.56 08:50:14 1 0.01 0.00 0.00 0.05 0.01 99.92 08:50:14 2 0.01 0.00 0.01 0.00 0.00 99.98 08:50:14 3 0.14 0.00 0.00 0.16 0.01 99.68 08:50:14 4 0.01 0.00 0.01 0.00 0.00 99.97 08:50:14 5 0.01 0.00 0.01 0.11 0.01 99.85 08:50:14 6 0.00 0.00 0.01 0.01 0.00 99.97 08:50:14 7 0.02 0.00 0.02 0.75 0.01 99.20 09:00:14 all 0.05 0.00 0.01 0.01 0.01 99.91 09:00:14 0 0.01 0.00 0.00 0.00 0.00 99.99 09:00:14 1 0.23 0.00 0.03 0.04 0.01 99.69 09:00:14 2 0.01 0.00 0.00 0.00 0.00 99.99 09:00:14 3 0.09 0.00 0.01 0.00 0.01 99.90 09:00:14 4 0.02 0.00 0.02 0.00 0.01 99.95 09:00:14 5 0.01 0.00 0.01 0.07 0.01 99.91 09:00:14 6 0.04 0.00 0.01 0.00 0.00 99.94 09:00:14 7 0.02 0.00 0.03 0.00 0.01 99.94 09:10:14 all 11.38 0.00 0.77 0.28 0.04 87.52 09:10:14 0 8.16 0.00 0.52 0.03 0.04 91.25 09:10:14 1 13.64 0.00 1.22 0.57 0.05 84.52 09:10:14 2 10.36 0.00 0.74 0.21 0.04 88.65 09:10:14 3 9.37 0.00 0.68 0.11 0.04 89.80 09:10:14 4 15.03 0.00 0.87 0.36 0.05 83.69 09:10:14 5 10.54 0.00 0.75 0.30 0.04 88.36 09:10:14 6 11.52 0.00 0.78 0.56 0.04 87.10 09:10:14 7 12.44 0.00 0.62 0.11 0.04 86.79 Average: all 2.97 0.00 0.24 0.17 0.02 96.61 Average: 0 2.12 0.00 0.20 0.18 0.01 97.49 Average: 1 3.52 0.00 0.34 0.18 0.02 95.94 Average: 2 2.70 0.00 0.26 0.07 0.01 96.96 Average: 3 2.66 0.00 0.21 0.08 0.02 97.02 Average: 4 3.82 0.00 0.26 0.10 0.02 95.80 Average: 5 2.75 0.00 0.22 0.14 0.02 96.87 Average: 6 2.97 0.00 0.26 0.23 0.01 96.53 Average: 7 3.19 0.00 0.20 0.34 0.02 96.25