---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25305 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 910 24867 4 6314 30714 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:05:7f:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84408sec preferred_lft 84408sec inet6 fe80::f816:3eff:fe05:7f49/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:65:b0:b1:66:4c 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-25305) 01/10/26 _x86_64_ (8 CPU) 13:45:32 LINUX RESTART (8 CPU) 13:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:06 33.01 0.69 28.52 3.80 609.07 4041.64 27671.64 14:10:22 34.91 0.01 30.54 4.36 0.09 3046.73 28676.34 Average: 33.97 0.35 29.54 4.08 301.77 3539.58 28178.64 13:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:06 25741700 29434060 2874504 8.75 163556 3758460 3553904 10.48 902444 5778588 43712 14:10:22 24936520 29281388 3022920 9.20 203200 4315260 3616136 10.66 1045936 6374904 119184 Average: 25339110 29357724 2948712 8.97 183378 4036860 3585020 10.57 974190 6076746 81448 13:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:06 lo 1250.90 1250.90 1189.70 1189.70 0.00 0.00 0.00 0.00 14:00:06 ens3 40.76 31.65 197.75 8.32 0.00 0.00 0.00 0.00 14:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:22 lo 1820.50 1820.50 1733.15 1733.15 0.00 0.00 0.00 0.00 14:10:22 ens3 20.35 17.51 7.22 6.47 0.00 0.00 0.00 0.00 14:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1538.33 1538.33 1463.94 1463.94 0.00 0.00 0.00 0.00 Average: ens3 30.46 24.51 101.61 7.38 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-25305) 01/10/26 _x86_64_ (8 CPU) 13:45:32 LINUX RESTART (8 CPU) 13:50:01 CPU %user %nice %system %iowait %steal %idle 14:00:06 all 39.98 0.00 1.77 0.10 0.09 58.06 14:00:06 0 35.43 0.00 1.81 0.18 0.09 62.49 14:00:06 1 41.31 0.00 2.10 0.09 0.09 56.40 14:00:06 2 39.93 0.00 1.76 0.05 0.09 58.17 14:00:06 3 43.41 0.00 1.90 0.13 0.09 54.48 14:00:06 4 41.29 0.00 1.59 0.06 0.09 56.97 14:00:06 5 40.74 0.00 1.89 0.07 0.09 57.21 14:00:06 6 39.32 0.00 1.56 0.11 0.09 58.91 14:00:06 7 38.41 0.00 1.56 0.09 0.09 59.85 14:10:22 all 36.15 0.00 1.78 0.21 0.09 61.77 14:10:22 0 35.88 0.00 1.63 0.11 0.09 62.28 14:10:22 1 40.85 0.00 2.23 0.67 0.10 56.15 14:10:22 2 35.23 0.00 1.85 0.59 0.09 62.24 14:10:22 3 35.81 0.00 1.81 0.05 0.09 62.24 14:10:22 4 35.42 0.00 1.74 0.07 0.08 62.68 14:10:22 5 36.16 0.00 1.79 0.06 0.09 61.91 14:10:22 6 32.01 0.00 1.57 0.06 0.08 66.29 14:10:22 7 37.81 0.00 1.65 0.06 0.09 60.39 Average: all 38.05 0.00 1.78 0.15 0.09 59.93 Average: 0 35.66 0.00 1.72 0.15 0.09 62.39 Average: 1 41.08 0.00 2.17 0.38 0.09 56.28 Average: 2 37.56 0.00 1.80 0.32 0.09 60.22 Average: 3 39.57 0.00 1.85 0.09 0.09 58.40 Average: 4 38.33 0.00 1.67 0.07 0.08 59.85 Average: 5 38.43 0.00 1.84 0.07 0.09 59.58 Average: 6 35.63 0.00 1.56 0.08 0.08 62.63 Average: 7 38.11 0.00 1.61 0.07 0.09 60.12