---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3033 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 905 24832 4 6353 30719 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:7f:60:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83636sec preferred_lft 83636sec inet6 fe80::f816:3eff:fe7f:602c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:55:23:d1:d7:4d 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-3033) 01/22/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 49.88 10.21 37.72 1.95 1934.95 5105.25 4483.50 13:20:19 42.04 0.15 24.65 17.24 6.31 2869.59 505696.88 13:30:20 35.62 0.01 31.06 4.55 0.09 3013.22 11958.64 13:40:19 29.12 0.14 25.11 3.87 6.40 6810.33 7674.86 Average: 39.19 2.61 29.60 6.98 483.73 4437.51 135230.95 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 27298592 30342856 1979352 6.02 131524 3198636 2752280 8.12 741340 4447896 13572 13:20:19 25075160 28805784 3502428 10.66 169700 3786516 3718184 10.96 924808 6418580 43336 13:30:20 24793208 29085684 3217952 9.79 208160 4258384 3725408 10.99 1067624 6498332 45940 13:40:19 25624560 31635532 661616 2.01 229872 5887072 1215804 3.59 1666852 4945604 724 Average: 25697880 29967464 2340337 7.12 184814 4282652 2852919 8.41 1100156 5577603 25893 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 364.66 364.66 347.10 347.10 0.00 0.00 0.00 0.00 13:10:01 ens3 137.24 101.49 1161.53 19.51 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:19 lo 1261.13 1261.13 1199.55 1199.55 0.00 0.00 0.00 0.00 13:20:19 ens3 57.96 41.16 26.41 17.49 0.00 0.00 0.00 0.00 13:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:20 lo 1878.44 1878.44 1788.59 1788.59 0.00 0.00 0.00 0.00 13:30:20 ens3 50.26 33.88 16.91 14.14 0.00 0.00 0.00 0.00 13:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:19 lo 1151.55 1151.55 1093.32 1093.32 0.00 0.00 0.00 0.00 13:40:19 ens3 63.81 54.47 193.99 99.41 0.00 0.00 0.00 0.00 13:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1164.52 1164.52 1107.69 1107.69 0.00 0.00 0.00 0.00 Average: ens3 77.19 57.64 347.49 37.47 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-3033) 01/22/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 10.50 0.00 0.68 0.28 0.04 88.49 13:10:01 0 12.37 0.00 0.62 0.09 0.04 86.89 13:10:01 1 11.93 0.00 1.02 0.62 0.05 86.39 13:10:01 2 10.08 0.00 0.70 0.15 0.05 89.02 13:10:01 3 11.83 0.00 0.76 0.18 0.04 87.19 13:10:01 4 10.81 0.00 0.56 0.09 0.04 88.50 13:10:01 5 10.48 0.00 0.68 0.75 0.04 88.05 13:10:01 6 8.35 0.00 0.58 0.24 0.05 90.79 13:10:01 7 8.17 0.00 0.58 0.13 0.04 91.09 13:20:19 all 38.29 0.00 1.65 0.15 0.10 59.81 13:20:19 0 34.04 0.00 1.81 0.11 0.09 63.94 13:20:19 1 43.58 0.00 1.88 0.19 0.11 54.24 13:20:19 2 40.16 0.00 1.69 0.21 0.10 57.84 13:20:19 3 42.05 0.00 1.97 0.06 0.10 55.83 13:20:19 4 36.31 0.00 1.45 0.14 0.09 62.01 13:20:19 5 37.88 0.00 1.47 0.09 0.10 60.46 13:20:19 6 37.99 0.00 1.50 0.06 0.10 60.36 13:20:19 7 34.31 0.00 1.46 0.35 0.10 63.79 13:30:20 all 35.33 0.00 1.75 0.09 0.09 62.74 13:30:20 0 33.92 0.00 2.01 0.12 0.09 63.87 13:30:20 1 32.96 0.00 1.88 0.11 0.09 64.97 13:30:20 2 38.84 0.00 1.66 0.04 0.10 59.36 13:30:20 3 37.15 0.00 1.78 0.05 0.09 60.94 13:30:20 4 34.45 0.00 1.68 0.06 0.09 63.73 13:30:20 5 37.87 0.00 1.62 0.12 0.09 60.30 13:30:20 6 36.39 0.00 1.75 0.04 0.09 61.73 13:30:20 7 31.04 0.00 1.65 0.19 0.09 67.03 13:40:19 all 26.99 0.00 1.46 3.28 0.10 68.17 13:40:19 0 27.27 0.00 1.47 3.31 0.13 67.82 13:40:19 1 29.72 0.00 1.51 1.13 0.10 67.55 13:40:19 2 27.74 0.00 1.75 10.01 0.09 60.40 13:40:19 3 30.60 0.00 1.56 2.17 0.10 65.57 13:40:19 4 25.81 0.00 1.37 4.15 0.10 68.57 13:40:19 5 25.56 0.00 1.35 1.29 0.12 71.69 13:40:19 6 22.51 0.00 1.26 1.96 0.08 74.18 13:40:19 7 26.69 0.00 1.41 2.23 0.12 69.55 Average: all 27.84 0.00 1.39 0.94 0.08 69.75 Average: 0 26.94 0.00 1.48 0.90 0.09 70.60 Average: 1 29.63 0.00 1.57 0.51 0.08 68.20 Average: 2 29.27 0.00 1.45 2.58 0.08 66.62 Average: 3 30.47 0.00 1.52 0.61 0.08 67.32 Average: 4 26.90 0.00 1.26 1.10 0.08 70.66 Average: 5 28.00 0.00 1.28 0.56 0.09 70.07 Average: 6 26.38 0.00 1.27 0.57 0.08 71.70 Average: 7 25.11 0.00 1.27 0.72 0.09 72.81