---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4214 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: 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 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 941 19626 4 11524 30682 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:bc:8a:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.89/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84740sec preferred_lft 84740sec inet6 fe80::f816:3eff:febc:8a8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:85:70:3c:95:ae 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-4214) 07/01/26 _x86_64_ (8 CPU) 08:43:06 LINUX RESTART (8 CPU) 08:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:37 14.85 0.55 13.23 1.07 12.87 2706.43 1474.10 09:10:01 17.87 0.07 15.12 2.68 7.36 5736.01 9328.61 Average: 16.30 0.32 14.14 1.84 10.24 4152.87 5224.15 08:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:37 17172584 26255424 5989084 18.22 475560 8136348 9412716 27.76 1630728 12845412 4332 09:10:01 20141924 31440256 799028 2.43 487088 10267292 1414028 4.17 1882440 9531616 776792 Average: 18657254 28847840 3394056 10.33 481324 9201820 5413372 15.96 1756584 11188514 390562 08:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:37 lo 6.89 6.89 1.85 1.85 0.00 0.00 0.00 0.00 09:00:37 ens3 206.49 127.22 267.08 56.22 0.00 0.00 0.00 0.00 09:00:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 09:10:01 ens3 169.97 90.29 177.39 44.49 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.14 4.14 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 189.05 109.59 224.25 50.62 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-4214) 07/01/26 _x86_64_ (8 CPU) 08:43:06 LINUX RESTART (8 CPU) 08:50:20 CPU %user %nice %system %iowait %steal %idle 09:00:37 all 85.11 0.00 2.58 0.03 0.11 12.17 09:00:37 0 87.34 0.00 2.59 0.01 0.11 9.95 09:00:37 1 85.94 0.00 2.64 0.07 0.11 11.23 09:00:37 2 83.15 0.00 2.59 0.02 0.11 14.14 09:00:37 3 84.51 0.00 2.56 0.03 0.11 12.80 09:00:37 4 83.04 0.00 2.58 0.03 0.11 14.25 09:00:37 5 87.84 0.00 2.50 0.03 0.11 9.52 09:00:37 6 85.17 0.00 2.44 0.01 0.11 12.27 09:00:37 7 83.93 0.00 2.74 0.02 0.11 13.20 09:10:01 all 91.57 0.00 2.84 0.03 0.12 5.45 09:10:01 0 91.16 0.00 2.64 0.00 0.12 6.08 09:10:01 1 90.98 0.00 2.71 0.19 0.12 6.00 09:10:01 2 91.14 0.00 2.95 0.00 0.11 5.80 09:10:01 3 94.52 0.00 2.89 0.00 0.12 2.47 09:10:01 4 90.98 0.00 2.87 0.04 0.11 6.00 09:10:01 5 91.10 0.00 3.05 0.00 0.12 5.73 09:10:01 6 91.65 0.00 2.73 0.02 0.11 5.48 09:10:01 7 91.02 0.00 2.86 0.01 0.12 6.00 Average: all 88.20 0.00 2.70 0.03 0.11 8.96 Average: 0 89.16 0.00 2.62 0.01 0.11 8.10 Average: 1 88.35 0.00 2.67 0.13 0.12 8.73 Average: 2 86.96 0.00 2.76 0.01 0.11 10.16 Average: 3 89.29 0.00 2.72 0.02 0.11 7.87 Average: 4 86.83 0.00 2.72 0.03 0.11 10.31 Average: 5 89.40 0.00 2.76 0.02 0.12 7.71 Average: 6 88.27 0.00 2.58 0.01 0.11 9.03 Average: 7 87.32 0.00 2.80 0.01 0.11 9.76