---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11658 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 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 920 24862 4 6309 30703 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:e7:a7:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83446sec preferred_lft 83446sec inet6 fe80::f816:3eff:fee7:a7cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:4a:4c:e2:d4:91 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-11658) 12/08/25 _x86_64_ (8 CPU) 17:58:26 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:04 30.59 3.58 12.68 14.32 567.35 2581.53 510837.03 18:20:04 30.26 0.29 26.47 3.50 11.25 3510.79 10072.20 18:30:01 36.26 0.01 31.44 4.81 0.05 2650.07 10940.21 18:40:04 31.80 0.01 27.87 3.93 0.11 2893.35 37232.00 Average: 32.22 0.98 24.60 6.65 145.24 2908.79 142778.19 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:04 27200000 30183676 2140864 6.51 127760 3142472 2742260 8.09 596256 4694768 258828 18:20:04 24976532 28725928 3582152 10.90 170312 3803616 3608148 10.64 847884 6591424 177740 18:30:01 24456932 28641508 3663480 11.15 201588 4168368 3639308 10.73 963488 6954056 203728 18:40:04 24552768 29037160 3264196 9.93 226048 4412372 3146740 9.28 1068428 6695736 18256 Average: 25296558 29147068 3162673 9.62 181427 3881707 3284114 9.68 869014 6233996 164638 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:04 lo 60.54 60.54 57.49 57.49 0.00 0.00 0.00 0.00 18:10:04 ens3 71.52 54.96 862.48 9.14 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:04 lo 1380.96 1380.96 1313.83 1313.83 0.00 0.00 0.00 0.00 18:20:04 ens3 74.58 52.30 127.00 19.37 0.00 0.00 0.00 0.00 18:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1978.80 1978.80 1884.55 1884.55 0.00 0.00 0.00 0.00 18:30:01 ens3 53.25 34.63 18.50 13.61 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:04 lo 1484.37 1484.37 1412.71 1412.71 0.00 0.00 0.00 0.00 18:40:04 ens3 45.17 33.17 18.37 14.47 0.00 0.00 0.00 0.00 18:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1224.08 1224.08 1165.16 1165.16 0.00 0.00 0.00 0.00 Average: ens3 61.13 43.78 257.37 14.14 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-11658) 12/08/25 _x86_64_ (8 CPU) 17:58:26 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:04 all 5.04 0.00 0.31 0.10 0.02 94.53 18:10:04 0 5.24 0.00 0.33 0.06 0.02 94.35 18:10:04 1 3.28 0.00 0.28 0.06 0.04 96.33 18:10:04 2 5.47 0.00 0.33 0.08 0.02 94.11 18:10:04 3 5.08 0.00 0.22 0.08 0.02 94.60 18:10:04 4 5.05 0.00 0.43 0.18 0.01 94.33 18:10:04 5 6.39 0.00 0.32 0.27 0.02 92.99 18:10:04 6 4.51 0.00 0.24 0.03 0.02 95.21 18:10:04 7 5.30 0.00 0.31 0.04 0.02 94.33 18:20:04 all 39.60 0.00 1.81 0.07 0.07 58.45 18:20:04 0 38.01 0.00 1.80 0.04 0.07 60.08 18:20:04 1 40.42 0.00 2.01 0.09 0.07 57.40 18:20:04 2 40.30 0.00 1.78 0.06 0.07 57.78 18:20:04 3 38.46 0.00 1.82 0.05 0.07 59.60 18:20:04 4 41.61 0.00 2.13 0.05 0.07 56.15 18:20:04 5 42.01 0.00 1.69 0.06 0.07 56.17 18:20:04 6 39.87 0.00 1.73 0.11 0.07 58.22 18:20:04 7 36.13 0.00 1.52 0.09 0.07 62.19 18:30:01 all 35.70 0.00 1.95 0.13 0.07 62.16 18:30:01 0 36.31 0.00 1.91 0.12 0.07 61.59 18:30:01 1 36.73 0.00 2.05 0.07 0.07 61.08 18:30:01 2 36.71 0.00 1.98 0.09 0.06 61.16 18:30:01 3 34.99 0.00 2.04 0.21 0.07 62.70 18:30:01 4 35.22 0.00 1.76 0.09 0.07 62.85 18:30:01 5 36.47 0.00 2.01 0.17 0.07 61.28 18:30:01 6 35.41 0.00 1.76 0.11 0.06 62.66 18:30:01 7 33.74 0.00 2.07 0.16 0.07 63.96 18:40:04 all 36.79 0.00 1.93 0.12 0.07 61.10 18:40:04 0 36.84 0.00 1.85 0.07 0.07 61.17 18:40:04 1 39.43 0.00 2.40 0.13 0.07 57.97 18:40:04 2 37.67 0.00 1.92 0.09 0.07 60.26 18:40:04 3 37.65 0.00 2.33 0.10 0.07 59.86 18:40:04 4 34.77 0.00 1.84 0.07 0.07 63.25 18:40:04 5 35.25 0.00 1.70 0.04 0.06 62.94 18:40:04 6 35.65 0.00 1.75 0.06 0.07 62.46 18:40:04 7 37.05 0.00 1.62 0.38 0.07 60.88 Average: all 29.23 0.00 1.50 0.10 0.06 69.11 Average: 0 29.06 0.00 1.47 0.07 0.06 69.34 Average: 1 29.92 0.00 1.69 0.09 0.06 68.25 Average: 2 29.99 0.00 1.50 0.08 0.06 68.38 Average: 3 29.00 0.00 1.60 0.11 0.06 69.24 Average: 4 29.11 0.00 1.54 0.10 0.05 69.20 Average: 5 29.98 0.00 1.43 0.14 0.06 68.40 Average: 6 28.81 0.00 1.37 0.08 0.06 69.69 Average: 7 28.01 0.00 1.38 0.17 0.06 70.39