---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22871 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 9.2G 146G 6% / 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 752 27850 4 3489 30875 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:3c:da:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82459sec preferred_lft 82459sec inet6 fe80::f816:3eff:fe3c:dad0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:0a:ca:f0:0c:cb 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-22871) 06/02/26 _x86_64_ (8 CPU) 21:11:29 LINUX RESTART (8 CPU) 21:20:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:19 2.21 0.01 2.20 0.00 0.45 31.01 0.15 21:40:01 2.12 0.02 2.10 0.00 1.69 29.84 0.04 21:50:09 16.04 0.01 2.14 13.89 0.79 30.20 504960.44 22:00:07 2.15 0.00 2.15 0.00 0.00 30.07 0.00 22:10:01 2.10 0.00 2.10 0.00 0.00 29.59 0.00 Average: 4.97 0.01 2.14 2.83 0.58 30.15 102874.27 21:20:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:19 26856872 29375132 2978012 9.06 87428 2741604 3318552 9.79 395300 5271936 28 21:40:01 26714368 29234032 3119132 9.49 88336 2742100 3462624 10.21 396344 5418332 40 21:50:09 26693500 29224424 3128480 9.52 89508 2752148 3473128 10.24 407296 5429660 56 22:00:07 26687204 29219052 3133812 9.54 90360 2752152 3473192 10.24 408196 5431496 60 22:10:01 26630756 29163500 3189484 9.71 91236 2752164 3523352 10.39 409064 5486256 40 Average: 26716540 29243228 3109784 9.46 89374 2748034 3450170 10.17 403240 5407536 45 21:20:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:19 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 21:30:19 ens3 1.26 0.31 0.45 0.28 0.00 0.00 0.00 0.00 21:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 21:40:01 ens3 0.51 0.19 0.16 0.09 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:09 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 21:50:09 ens3 0.19 0.07 0.04 0.02 0.00 0.00 0.00 0.00 21:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:07 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:00:07 ens3 0.29 0.13 0.10 0.06 0.00 0.00 0.00 0.00 22:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 0.23 0.16 0.05 0.72 0.00 0.00 0.00 0.00 22:10:01 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 0.50 0.17 0.16 0.23 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-22871) 06/02/26 _x86_64_ (8 CPU) 21:11:29 LINUX RESTART (8 CPU) 21:20:19 CPU %user %nice %system %iowait %steal %idle 21:30:19 all 13.91 0.00 0.81 0.00 0.04 85.24 21:30:19 0 1.14 0.00 0.02 0.00 0.02 98.82 21:30:19 1 16.72 0.00 1.68 0.00 0.06 81.53 21:30:19 2 10.31 0.00 0.78 0.02 0.04 88.84 21:30:19 3 32.26 0.00 1.34 0.00 0.06 66.35 21:30:19 4 37.30 0.00 1.48 0.01 0.05 61.16 21:30:19 5 3.30 0.00 0.32 0.01 0.04 96.34 21:30:19 6 1.34 0.00 0.05 0.00 0.03 98.57 21:30:19 7 8.96 0.00 0.79 0.00 0.05 90.19 21:40:01 all 13.87 0.00 0.78 0.01 0.05 85.29 21:40:01 0 1.09 0.00 0.05 0.00 0.02 98.84 21:40:01 1 1.64 0.00 0.05 0.00 0.02 98.29 21:40:01 2 1.60 0.00 0.07 0.00 0.02 98.32 21:40:01 3 1.10 0.00 0.06 0.00 0.03 98.81 21:40:01 4 1.98 0.00 0.06 0.10 0.03 97.83 21:40:01 5 3.10 0.00 0.47 0.00 0.03 96.40 21:40:01 6 74.14 0.00 2.90 0.01 0.08 22.87 21:40:01 7 26.90 0.00 2.70 0.00 0.14 70.27 21:50:09 all 13.49 0.00 0.71 0.02 0.05 85.73 21:50:09 0 1.39 0.00 0.07 0.00 0.03 98.50 21:50:09 1 37.03 0.00 1.19 0.00 0.05 61.73 21:50:09 2 34.21 0.00 1.14 0.00 0.05 64.61 21:50:09 3 10.86 0.00 0.41 0.00 0.04 88.69 21:50:09 4 5.85 0.00 0.19 0.02 0.03 93.90 21:50:09 5 0.71 0.00 0.07 0.04 0.02 99.16 21:50:09 6 4.79 0.00 0.19 0.10 0.03 94.89 21:50:09 7 13.06 0.00 2.58 0.00 0.13 84.23 22:00:07 all 13.65 0.00 0.71 0.00 0.05 85.59 22:00:07 0 0.80 0.00 0.05 0.00 0.04 99.12 22:00:07 1 1.06 0.00 0.04 0.00 0.02 98.88 22:00:07 2 1.10 0.00 0.06 0.00 0.02 98.82 22:00:07 3 0.83 0.00 0.06 0.00 0.02 99.09 22:00:07 4 82.49 0.00 2.77 0.00 0.09 14.65 22:00:07 5 8.00 0.00 0.24 0.00 0.02 91.73 22:00:07 6 1.66 0.00 0.08 0.02 0.03 98.21 22:00:07 7 13.31 0.00 2.49 0.00 0.13 84.07 22:10:01 all 14.01 0.00 0.79 0.00 0.04 85.16 22:10:01 0 2.45 0.00 0.09 0.00 0.03 97.43 22:10:01 1 2.68 0.00 0.18 0.01 0.04 97.09 22:10:01 2 10.96 0.00 0.50 0.01 0.03 88.50 22:10:01 3 9.83 0.00 0.44 0.00 0.03 89.70 22:10:01 4 23.21 0.00 0.79 0.00 0.04 75.97 22:10:01 5 6.97 0.00 1.35 0.00 0.07 91.61 22:10:01 6 6.86 0.00 0.23 0.01 0.02 92.88 22:10:01 7 49.85 0.00 2.77 0.00 0.10 47.28 Average: all 13.78 0.00 0.76 0.01 0.04 85.40 Average: 0 1.37 0.00 0.06 0.00 0.03 98.54 Average: 1 11.97 0.00 0.63 0.00 0.04 87.36 Average: 2 11.76 0.00 0.51 0.01 0.03 87.69 Average: 3 11.02 0.00 0.46 0.00 0.03 88.48 Average: 4 30.22 0.00 1.06 0.03 0.05 68.64 Average: 5 4.40 0.00 0.48 0.01 0.04 95.07 Average: 6 17.41 0.00 0.68 0.03 0.04 81.84 Average: 7 22.41 0.00 2.25 0.00 0.11 75.23