---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12022 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 910 24778 4 6402 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:1e:ef:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83646sec preferred_lft 83646sec inet6 fe80::f816:3eff:fe1e:ef24/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:72:bc:8c:3c:63 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-12022) 05/08/26 _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 57.04 10.11 44.04 2.89 1590.76 6440.63 5824.48 13:20:13 26.92 0.16 23.34 3.42 5.83 2311.21 4631.16 13:30:13 32.84 0.01 28.71 4.12 0.09 3094.87 13888.37 13:40:01 24.75 0.30 21.35 3.10 11.93 6595.20 7252.91 Average: 35.41 2.65 29.38 3.39 403.00 4589.69 7885.02 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26735044 30062732 2249708 6.85 147216 3435256 2471052 7.29 694964 5022772 43516 13:20:13 25156632 29075668 3231736 9.83 176732 3949976 3248748 9.58 832984 6405528 166912 13:30:13 24563676 28923676 3379384 10.28 214396 4305344 3561612 10.50 953500 6829620 15784 13:40:01 25585056 31648232 649072 1.98 232324 5928128 1228524 3.62 1568216 5093380 180 Average: 25510102 29927577 2377475 7.23 192667 4404676 2627484 7.75 1012416 5837825 56598 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 886.33 886.33 844.33 844.33 0.00 0.00 0.00 0.00 13:10:01 ens3 160.59 116.64 1222.46 26.70 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 13:20:13 lo 1352.76 1352.76 1287.62 1287.62 0.00 0.00 0.00 0.00 13:20:13 ens3 45.59 32.44 19.52 13.07 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:13 lo 1719.90 1719.90 1637.92 1637.92 0.00 0.00 0.00 0.00 13:30:13 ens3 58.68 40.07 19.29 15.93 0.00 0.00 0.00 0.00 13:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 720.54 720.54 677.44 677.44 0.00 0.00 0.00 0.00 13:40:01 ens3 84.64 73.35 208.70 188.65 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1172.99 1172.99 1114.83 1114.83 0.00 0.00 0.00 0.00 Average: ens3 87.23 65.45 367.15 60.15 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-12022) 05/08/26 _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 26.47 0.00 1.37 0.84 0.07 71.25 13:10:01 0 25.73 0.00 1.39 1.70 0.07 71.10 13:10:01 1 27.01 0.00 1.39 0.70 0.07 70.83 13:10:01 2 24.39 0.00 1.36 1.02 0.07 73.16 13:10:01 3 27.21 0.00 1.40 0.80 0.07 70.52 13:10:01 4 25.34 0.00 1.35 1.09 0.07 72.14 13:10:01 5 24.74 0.00 1.17 0.67 0.07 73.35 13:10:01 6 28.33 0.00 1.56 0.17 0.07 69.87 13:10:01 7 28.98 0.00 1.36 0.59 0.07 69.00 13:20:13 all 34.38 0.00 1.51 0.06 0.09 63.96 13:20:13 0 31.70 0.00 1.34 0.11 0.08 66.78 13:20:13 1 32.96 0.00 1.43 0.04 0.08 65.48 13:20:13 2 36.49 0.00 1.64 0.03 0.09 61.75 13:20:13 3 37.16 0.00 1.38 0.04 0.09 61.33 13:20:13 4 37.45 0.00 1.76 0.07 0.09 60.63 13:20:13 5 30.85 0.00 1.49 0.04 0.08 67.54 13:20:13 6 33.78 0.00 1.50 0.11 0.09 64.52 13:20:13 7 34.68 0.00 1.54 0.02 0.09 63.67 13:30:13 all 39.12 0.00 1.88 0.09 0.10 58.81 13:30:13 0 36.96 0.00 1.78 0.08 0.10 61.07 13:30:13 1 39.43 0.00 1.80 0.07 0.10 58.61 13:30:13 2 37.25 0.00 1.91 0.06 0.10 60.67 13:30:13 3 43.09 0.00 2.11 0.07 0.11 54.62 13:30:13 4 37.53 0.00 1.82 0.29 0.10 60.26 13:30:13 5 41.97 0.00 1.87 0.08 0.11 55.97 13:30:13 6 36.47 0.00 1.71 0.07 0.10 61.66 13:30:13 7 40.25 0.00 2.02 0.04 0.10 57.60 13:40:01 all 21.07 0.00 1.09 0.17 0.06 77.62 13:40:01 0 22.36 0.00 1.18 0.06 0.06 76.35 13:40:01 1 20.66 0.00 1.35 0.15 0.06 77.79 13:40:01 2 22.18 0.00 0.94 0.62 0.05 76.20 13:40:01 3 20.73 0.00 1.08 0.02 0.06 78.12 13:40:01 4 22.43 0.00 1.23 0.09 0.06 76.20 13:40:01 5 21.55 0.00 0.91 0.08 0.06 77.40 13:40:01 6 18.75 0.00 0.94 0.28 0.05 79.98 13:40:01 7 19.87 0.00 1.08 0.06 0.05 78.93 Average: all 30.32 0.00 1.46 0.29 0.08 67.85 Average: 0 29.23 0.00 1.42 0.49 0.08 68.78 Average: 1 30.08 0.00 1.49 0.24 0.08 68.12 Average: 2 30.15 0.00 1.47 0.43 0.08 67.88 Average: 3 32.11 0.00 1.49 0.23 0.08 66.08 Average: 4 30.75 0.00 1.54 0.39 0.08 67.24 Average: 5 29.81 0.00 1.36 0.22 0.08 68.53 Average: 6 29.40 0.00 1.43 0.15 0.08 68.93 Average: 7 31.02 0.00 1.50 0.18 0.08 67.22