---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2752 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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: 5600.00 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 18G 138G 12% / 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 930 19851 4 11311 30694 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:74:12:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.106/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84274sec preferred_lft 84274sec inet6 fe80::f816:3eff:fe74:125c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:b9:86:19:98:28 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2752) 06/26/26 _x86_64_ (8 CPU) 10:16:36 LINUX RESTART (8 CPU) 10:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 381.55 1.64 374.74 5.17 45.65 21871.15 6063.55 10:40:13 12.63 0.24 11.56 0.83 3.39 1280.84 263.42 10:50:15 11.40 0.04 10.17 1.20 5.59 2962.67 1008.68 Average: 132.21 0.63 129.22 2.36 17.87 8540.88 2399.38 10:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 21039708 29577560 2674536 8.14 451988 7659636 3281140 9.68 1398788 9268536 28412 10:40:13 16626204 25498840 6742452 20.52 470628 7926380 12581912 37.10 1498672 13494640 7332 10:50:15 18159028 27848540 4394796 13.37 475996 8715636 4361184 12.86 1581100 11881036 3576 Average: 18608313 27641647 4603928 14.01 466204 8100551 6741412 19.88 1492853 11548071 13107 10:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 1.70 1.70 1.00 1.00 0.00 0.00 0.00 0.00 10:30:01 ens3 363.87 210.96 1320.22 78.98 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:13 lo 5.71 5.71 0.95 0.95 0.00 0.00 0.00 0.00 10:40:13 ens3 142.82 88.43 144.75 41.50 0.00 0.00 0.00 0.00 10:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:15 lo 1.05 1.05 0.11 0.11 0.00 0.00 0.00 0.00 10:50:15 ens3 101.72 55.90 100.76 29.03 0.00 0.00 0.00 0.00 10:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.85 2.85 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 200.97 117.40 512.36 49.52 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2752) 06/26/26 _x86_64_ (8 CPU) 10:16:36 LINUX RESTART (8 CPU) 10:20:15 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 48.17 0.00 3.58 10.11 0.21 37.94 10:30:01 0 47.49 0.00 3.58 8.37 0.20 40.36 10:30:01 1 49.29 0.00 3.67 9.55 0.21 37.29 10:30:01 2 48.48 0.00 3.71 9.18 0.21 38.42 10:30:01 3 47.30 0.00 3.98 13.26 0.20 35.25 10:30:01 4 48.99 0.00 3.57 10.37 0.23 36.85 10:30:01 5 47.46 0.00 3.42 8.89 0.21 40.02 10:30:01 6 44.93 0.00 3.40 10.01 0.20 41.46 10:30:01 7 51.38 0.00 3.29 11.28 0.21 33.85 10:40:13 all 84.01 0.00 2.72 0.37 0.21 12.69 10:40:13 0 81.92 0.00 2.73 0.11 0.19 15.06 10:40:13 1 85.02 0.00 2.86 1.02 0.20 10.90 10:40:13 2 86.72 0.00 2.82 0.45 0.19 9.81 10:40:13 3 88.33 0.00 2.61 0.44 0.26 8.37 10:40:13 4 81.24 0.00 2.60 0.06 0.20 15.89 10:40:13 5 83.85 0.00 2.78 0.10 0.19 13.08 10:40:13 6 82.60 0.00 2.75 0.53 0.24 13.88 10:40:13 7 82.44 0.00 2.63 0.22 0.20 14.51 10:50:15 all 96.64 0.00 3.02 0.00 0.19 0.14 10:50:15 0 96.45 0.00 3.19 0.00 0.19 0.17 10:50:15 1 96.61 0.00 3.03 0.00 0.19 0.17 10:50:15 2 96.68 0.00 2.98 0.00 0.19 0.15 10:50:15 3 96.62 0.00 3.06 0.00 0.19 0.13 10:50:15 4 96.69 0.00 2.99 0.00 0.19 0.12 10:50:15 5 96.64 0.00 3.02 0.00 0.20 0.13 10:50:15 6 96.92 0.00 2.77 0.00 0.19 0.12 10:50:15 7 96.51 0.00 3.15 0.00 0.20 0.14 Average: all 76.64 0.00 3.10 3.40 0.20 16.65 Average: 0 75.63 0.00 3.16 2.75 0.19 18.27 Average: 1 77.33 0.00 3.18 3.44 0.20 15.85 Average: 2 77.68 0.00 3.16 3.13 0.20 15.83 Average: 3 77.83 0.00 3.21 4.44 0.22 14.30 Average: 4 76.00 0.00 3.04 3.38 0.21 17.38 Average: 5 76.37 0.00 3.07 2.91 0.20 17.45 Average: 6 75.22 0.00 2.97 3.42 0.21 18.18 Average: 7 77.11 0.00 3.02 3.73 0.20 15.95