---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12707 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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: 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: 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 11G 145G 7% / 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 725 26335 4 5031 30899 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:26:46:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84433sec preferred_lft 84433sec inet6 fe80::f816:3eff:fe26:46a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:bb:66:07:e8:54 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12707) 12/11/25 _x86_64_ (8 CPU) 16:17:55 LINUX RESTART (8 CPU) 16:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:00 19.63 0.58 5.30 13.75 609.21 898.15 530186.97 16:40:00 1.13 0.01 1.13 0.00 0.04 13.93 0.43 16:50:00 69.06 3.65 63.51 1.89 228.96 11377.63 9319.41 Average: 29.94 1.41 23.31 5.21 279.40 4096.59 179833.66 16:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:00 29849860 31881792 497488 1.51 65976 2300404 1509812 4.45 404276 2314460 12 16:40:00 29846396 31878828 500480 1.52 66300 2300532 1509876 4.45 404668 2318140 172 16:50:00 27067956 31730508 572848 1.74 227580 4597832 1113340 3.28 836260 4410404 35624 Average: 28921404 31830376 523605 1.59 119952 3066256 1377676 4.06 548401 3014335 11936 16:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:00 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 16:30:00 ens3 11.84 5.86 272.86 0.45 0.00 0.00 0.00 0.00 16:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:00 ens3 1.51 0.32 0.39 0.21 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 0.36 0.36 0.05 0.05 0.00 0.00 0.00 0.00 16:50:00 ens3 240.83 191.08 946.37 51.26 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 84.72 65.75 406.54 17.31 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12707) 12/11/25 _x86_64_ (8 CPU) 16:17:55 LINUX RESTART (8 CPU) 16:20:00 CPU %user %nice %system %iowait %steal %idle 16:30:00 all 0.29 0.00 0.09 0.11 0.01 99.50 16:30:00 0 0.11 0.00 0.08 0.17 0.01 99.64 16:30:00 1 0.68 0.00 0.08 0.04 0.01 99.19 16:30:00 2 0.28 0.00 0.08 0.14 0.01 99.50 16:30:00 3 0.27 0.00 0.11 0.19 0.01 99.41 16:30:00 4 0.32 0.00 0.12 0.05 0.01 99.50 16:30:00 5 0.17 0.00 0.07 0.04 0.01 99.72 16:30:00 6 0.28 0.00 0.13 0.17 0.01 99.40 16:30:00 7 0.20 0.00 0.08 0.07 0.01 99.65 16:40:00 all 0.08 0.00 0.01 0.00 0.01 99.89 16:40:00 0 0.01 0.00 0.01 0.00 0.00 99.98 16:40:00 1 0.53 0.00 0.03 0.00 0.02 99.42 16:40:00 2 0.03 0.00 0.01 0.00 0.00 99.95 16:40:00 3 0.01 0.00 0.01 0.01 0.01 99.97 16:40:00 4 0.02 0.00 0.01 0.00 0.01 99.97 16:40:00 5 0.02 0.00 0.01 0.02 0.01 99.95 16:40:00 6 0.02 0.00 0.02 0.00 0.01 99.94 16:40:00 7 0.02 0.00 0.02 0.00 0.01 99.96 16:50:00 all 25.01 0.00 1.15 0.23 0.05 73.55 16:50:00 0 30.96 0.00 1.68 0.16 0.06 67.14 16:50:00 1 25.59 0.00 1.45 0.08 0.06 72.82 16:50:00 2 24.83 0.00 1.08 0.28 0.07 73.75 16:50:00 3 25.63 0.00 1.45 0.39 0.05 72.48 16:50:00 4 25.70 0.00 1.05 0.37 0.05 72.83 16:50:00 5 23.07 0.00 0.87 0.22 0.04 75.79 16:50:00 6 22.70 0.00 0.66 0.02 0.05 76.58 16:50:00 7 21.60 0.00 1.00 0.29 0.05 77.05 Average: all 8.46 0.00 0.42 0.11 0.02 90.99 Average: 0 10.36 0.00 0.59 0.11 0.02 88.93 Average: 1 8.93 0.00 0.52 0.04 0.03 90.48 Average: 2 8.37 0.00 0.39 0.14 0.03 91.07 Average: 3 8.63 0.00 0.52 0.20 0.03 90.63 Average: 4 8.67 0.00 0.39 0.14 0.02 90.77 Average: 5 7.75 0.00 0.32 0.10 0.02 91.82 Average: 6 7.67 0.00 0.27 0.06 0.02 91.98 Average: 7 7.26 0.00 0.36 0.12 0.02 92.23