---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32545 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 888 24792 4 6411 30736 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:b2:05:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83632sec preferred_lft 83632sec inet6 fe80::f816:3eff:feb2:504/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:40:a9:b9:c8:a8 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32545) 07/03/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:03 29.77 0.16 26.25 3.36 6.52 2933.65 6996.76 03:00:01 31.43 0.00 27.10 4.33 0.03 2553.45 11276.68 03:10:03 32.41 0.01 28.40 4.00 0.11 2835.05 16754.04 Average: 31.21 0.06 27.25 3.90 2.22 2774.45 11683.68 02:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:03 25105976 29006380 3301012 10.04 168896 3943532 3296468 9.72 804512 6481396 176096 03:00:01 25289012 29507144 2797080 8.51 200900 4191740 2773124 8.18 898928 6162952 75144 03:10:03 23996404 28659860 3640620 11.08 225828 4576740 3715492 10.96 1013796 7312640 25228 Average: 24797131 29057795 3246237 9.88 198541 4237337 3261695 9.62 905745 6652329 92156 02:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:03 lo 1339.18 1339.18 1274.50 1274.50 0.00 0.00 0.00 0.00 02:50:03 ens3 61.26 42.72 24.81 16.88 0.00 0.00 0.00 0.00 02:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1901.41 1901.41 1811.85 1811.85 0.00 0.00 0.00 0.00 03:00:01 ens3 45.74 32.18 15.67 13.25 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:03 lo 1588.37 1588.37 1512.86 1512.86 0.00 0.00 0.00 0.00 03:10:03 ens3 58.10 39.00 20.67 15.86 0.00 0.00 0.00 0.00 03:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1609.21 1609.21 1532.64 1532.64 0.00 0.00 0.00 0.00 Average: ens3 55.05 37.97 20.39 15.33 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-32545) 07/03/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:03 CPU %user %nice %system %iowait %steal %idle 02:50:03 all 39.93 0.00 1.66 0.12 0.09 58.21 02:50:03 0 41.26 0.00 1.71 0.11 0.09 56.83 02:50:03 1 43.49 0.00 1.82 0.06 0.09 54.54 02:50:03 2 38.56 0.00 2.00 0.29 0.09 59.07 02:50:03 3 40.91 0.00 1.68 0.06 0.09 57.27 02:50:03 4 38.38 0.00 1.60 0.06 0.09 59.87 02:50:03 5 42.27 0.00 1.53 0.11 0.10 56.00 02:50:03 6 34.61 0.00 1.52 0.07 0.09 63.72 02:50:03 7 39.94 0.00 1.41 0.18 0.09 58.39 03:00:01 all 34.34 0.00 1.69 1.46 0.08 62.43 03:00:01 0 34.32 0.00 1.88 0.82 0.08 62.89 03:00:01 1 31.43 0.00 1.66 2.13 0.08 64.70 03:00:01 2 35.63 0.00 1.93 3.86 0.09 58.48 03:00:01 3 36.53 0.00 1.81 0.68 0.08 60.89 03:00:01 4 32.97 0.00 1.44 1.49 0.08 64.02 03:00:01 5 35.60 0.00 1.66 0.77 0.09 61.89 03:00:01 6 34.83 0.00 1.89 1.32 0.09 61.88 03:00:01 7 33.40 0.00 1.28 0.58 0.08 64.66 03:10:03 all 35.63 0.00 1.76 1.53 0.10 60.98 03:10:03 0 34.15 0.00 2.08 1.24 0.10 62.44 03:10:03 1 39.85 0.00 2.16 3.82 0.10 54.07 03:10:03 2 35.47 0.00 1.90 1.02 0.10 61.51 03:10:03 3 34.75 0.00 1.58 1.15 0.10 62.42 03:10:03 4 37.12 0.00 1.80 1.44 0.10 59.54 03:10:03 5 34.87 0.00 1.54 1.06 0.10 62.44 03:10:03 6 33.75 0.00 1.74 1.14 0.10 63.27 03:10:03 7 35.12 0.00 1.25 1.41 0.09 62.13 Average: all 36.64 0.00 1.70 1.04 0.09 60.54 Average: 0 36.58 0.00 1.89 0.72 0.09 60.71 Average: 1 38.27 0.00 1.88 2.01 0.09 57.75 Average: 2 36.55 0.00 1.94 1.72 0.09 59.69 Average: 3 37.40 0.00 1.69 0.63 0.09 60.19 Average: 4 36.16 0.00 1.61 1.00 0.09 61.14 Average: 5 37.58 0.00 1.57 0.64 0.09 60.11 Average: 6 34.39 0.00 1.72 0.84 0.09 62.96 Average: 7 36.15 0.00 1.32 0.72 0.09 61.72