---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39113 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5599.94 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 881 24823 4 6386 30742 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:c3:fb:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.0/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83902sec preferred_lft 83902sec inet6 fe80::f816:3eff:fec3:fbf8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:7f:2a:d0:b7:95 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39113) 08/20/26 _x86_64_ (8 CPU) 17:39:04 LINUX RESTART (8 CPU) 17:40:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:01 34.62 3.62 28.46 2.55 186.97 5504.29 6848.49 18:00:00 28.40 0.13 24.57 3.71 6.03 2256.86 4046.20 18:10:03 33.48 0.01 29.50 3.97 0.60 3256.82 21011.18 18:20:01 24.55 0.18 21.31 3.07 13.13 6237.20 5932.05 Average: 30.22 0.95 25.94 3.34 49.94 4295.90 9511.68 17:40:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:01 26310336 29653196 2659328 8.09 146644 3443664 2836604 8.36 638580 5473432 20652 18:00:00 25495436 29248288 3059768 9.31 176004 3784584 2990612 8.82 748772 6147216 17976 18:10:03 24918004 29321988 2980624 9.07 216496 4339572 2888220 8.52 908960 6480672 19068 18:20:01 25482476 31532360 764124 2.33 232532 5909912 1359860 4.01 1515148 5246124 12556 Average: 25551563 29938958 2365961 7.20 192919 4369433 2518824 7.43 952865 5836861 17563 17:40:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:01 lo 923.41 923.41 879.75 879.75 0.00 0.00 0.00 0.00 17:50:01 ens3 128.23 99.46 1000.35 21.06 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:00 lo 1546.62 1546.62 1471.89 1471.89 0.00 0.00 0.00 0.00 18:00:00 ens3 47.02 34.74 17.83 13.20 0.00 0.00 0.00 0.00 18:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:03 lo 1703.72 1703.72 1622.56 1622.56 0.00 0.00 0.00 0.00 18:10:03 ens3 58.31 41.34 19.62 15.37 0.00 0.00 0.00 0.00 18:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 668.13 668.13 618.24 618.24 0.00 0.00 0.00 0.00 18:20:01 ens3 131.32 130.88 231.25 979.46 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1215.19 1215.19 1152.56 1152.56 0.00 0.00 0.00 0.00 Average: ens3 90.68 76.22 308.33 259.35 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39113) 08/20/26 _x86_64_ (8 CPU) 17:39:04 LINUX RESTART (8 CPU) 17:40:31 CPU %user %nice %system %iowait %steal %idle 17:50:01 all 27.71 0.00 1.28 0.07 0.07 70.87 17:50:01 0 25.07 0.00 1.22 0.09 0.06 73.56 17:50:01 1 29.55 0.00 1.09 0.05 0.07 69.24 17:50:01 2 28.55 0.00 1.42 0.09 0.07 69.88 17:50:01 3 26.19 0.00 1.02 0.02 0.07 72.70 17:50:01 4 25.87 0.00 1.32 0.10 0.06 72.65 17:50:01 5 28.54 0.00 1.36 0.13 0.07 69.90 17:50:01 6 26.30 0.00 1.33 0.03 0.06 72.28 17:50:01 7 31.65 0.00 1.45 0.04 0.14 66.72 18:00:00 all 36.74 0.00 1.55 0.06 0.08 61.56 18:00:00 0 35.47 0.00 1.33 0.04 0.08 63.08 18:00:00 1 36.85 0.00 1.87 0.04 0.09 61.17 18:00:00 2 37.26 0.00 1.50 0.06 0.09 61.09 18:00:00 3 39.08 0.00 1.55 0.06 0.09 59.22 18:00:00 4 36.83 0.00 1.58 0.08 0.08 61.43 18:00:00 5 36.07 0.00 1.60 0.04 0.08 62.21 18:00:00 6 37.78 0.00 1.35 0.09 0.08 60.70 18:00:00 7 34.62 0.00 1.65 0.06 0.08 63.60 18:10:03 all 39.37 0.00 1.83 0.05 0.09 58.66 18:10:03 0 33.24 0.00 1.95 0.03 0.08 64.69 18:10:03 1 40.07 0.00 1.75 0.05 0.09 58.04 18:10:03 2 43.95 0.00 1.92 0.03 0.09 54.00 18:10:03 3 39.42 0.00 1.83 0.04 0.09 58.62 18:10:03 4 39.80 0.00 1.81 0.07 0.09 58.24 18:10:03 5 41.73 0.00 2.03 0.12 0.09 56.02 18:10:03 6 39.67 0.00 1.84 0.03 0.09 58.36 18:10:03 7 37.11 0.00 1.49 0.02 0.08 61.29 18:20:01 all 20.56 0.00 1.07 0.07 0.06 78.24 18:20:01 0 21.56 0.00 1.29 0.11 0.06 76.98 18:20:01 1 19.22 0.00 1.09 0.02 0.06 79.61 18:20:01 2 19.15 0.00 1.06 0.04 0.06 79.68 18:20:01 3 20.32 0.00 1.03 0.05 0.06 78.54 18:20:01 4 21.29 0.00 1.03 0.02 0.06 77.60 18:20:01 5 21.67 0.00 0.98 0.18 0.06 77.11 18:20:01 6 19.54 0.00 1.04 0.02 0.06 79.35 18:20:01 7 21.71 0.00 1.03 0.12 0.06 77.07 Average: all 31.16 0.00 1.43 0.06 0.08 67.27 Average: 0 28.90 0.00 1.45 0.07 0.07 69.51 Average: 1 31.46 0.00 1.45 0.04 0.08 66.97 Average: 2 32.30 0.00 1.48 0.05 0.08 66.09 Average: 3 31.34 0.00 1.36 0.04 0.08 67.18 Average: 4 31.02 0.00 1.43 0.07 0.07 67.40 Average: 5 32.06 0.00 1.50 0.12 0.07 66.25 Average: 6 30.90 0.00 1.39 0.04 0.07 67.60 Average: 7 31.28 0.00 1.41 0.06 0.09 67.16