---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39785 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: 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 17G 139G 11% / 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 752 19831 4 11508 30872 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:ca:8b:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84528sec preferred_lft 84528sec inet6 fe80::f816:3eff:feca:8b07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:9a:75:43:30:82 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 inet6 fe80::249a:75ff:fe43:3082/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39785) 08/22/26 _x86_64_ (8 CPU) 00:23:13 LINUX RESTART (8 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 11.87 0.06 11.38 0.43 3.38 4315.74 2137.85 00:50:00 65.01 2.23 46.67 16.11 322.08 19153.56 501401.56 Average: 38.46 1.14 29.04 8.28 162.86 11740.66 251972.02 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22270844 29038368 3260956 9.92 169040 6727948 3435856 10.13 1693740 8341876 1414336 00:50:00 20521256 31663904 612252 1.86 227632 10853600 1478776 4.36 2869672 8670336 432 Average: 21396050 30351136 1936604 5.89 198336 8790774 2457316 7.25 2281706 8506106 707384 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 56.08 47.44 128.28 13.71 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 234.34 234.34 229.27 229.27 0.00 0.00 0.00 0.00 00:50:00 ens3 123.74 105.30 341.63 1205.74 0.00 0.00 0.00 0.00 00:50:00 docker0 74.79 77.84 1195.79 10.45 0.00 0.00 0.00 0.00 00:50:00 veth8d28f1a 74.78 77.85 1196.81 10.45 0.00 0.00 0.00 0.10 Average: lo 118.13 118.13 114.80 114.80 0.00 0.00 0.00 0.00 Average: ens3 89.94 76.39 235.04 610.21 0.00 0.00 0.00 0.00 Average: docker0 37.42 38.95 598.38 5.23 0.00 0.00 0.00 0.00 Average: veth8d28f1a 37.42 38.95 598.89 5.23 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39785) 08/22/26 _x86_64_ (8 CPU) 00:23:13 LINUX RESTART (8 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.21 0.00 1.34 0.03 0.07 65.34 00:40:01 0 30.18 0.00 1.36 0.05 0.07 68.34 00:40:01 1 30.96 0.00 1.32 0.01 0.07 67.64 00:40:01 2 35.09 0.00 1.16 0.06 0.07 63.60 00:40:01 3 36.17 0.00 1.62 0.07 0.08 62.07 00:40:01 4 37.01 0.00 1.34 0.01 0.08 61.57 00:40:01 5 32.23 0.00 1.53 0.01 0.08 66.15 00:40:01 6 32.94 0.00 1.31 0.02 0.07 65.67 00:40:01 7 31.16 0.00 1.08 0.01 0.07 67.68 00:50:00 all 12.84 0.00 1.27 0.17 0.05 85.67 00:50:00 0 10.85 0.00 1.12 0.26 0.04 87.73 00:50:00 1 11.18 0.00 1.03 0.20 0.05 87.53 00:50:00 2 13.51 0.00 0.92 0.24 0.05 85.28 00:50:00 3 13.64 0.00 1.76 0.09 0.06 84.45 00:50:00 4 13.24 0.00 1.45 0.10 0.05 85.16 00:50:00 5 12.53 0.00 1.23 0.30 0.05 85.89 00:50:00 6 13.30 0.00 1.43 0.14 0.05 85.08 00:50:00 7 14.50 0.00 1.20 0.05 0.04 84.20 Average: all 23.02 0.00 1.30 0.10 0.06 75.52 Average: 0 20.50 0.00 1.24 0.15 0.06 78.05 Average: 1 21.07 0.00 1.18 0.11 0.06 77.59 Average: 2 24.29 0.00 1.04 0.15 0.06 74.45 Average: 3 24.87 0.00 1.69 0.08 0.07 73.29 Average: 4 25.11 0.00 1.40 0.05 0.06 73.38 Average: 5 22.37 0.00 1.38 0.15 0.06 76.03 Average: 6 23.10 0.00 1.37 0.08 0.06 75.39 Average: 7 22.82 0.00 1.14 0.03 0.06 75.95