---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-46173 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: 5599.99 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 759 19731 4 11600 30863 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:7a:71:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84427sec preferred_lft 84427sec inet6 fe80::f816:3eff:fe7a:717f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:23:47:41:16:30 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::e423:47ff:fe41:1630/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46173) 08/31/26 _x86_64_ (8 CPU) 00:23:17 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 7.65 0.05 7.18 0.42 2.81 2353.86 1726.66 00:50:17 52.94 2.18 34.63 16.13 317.57 20609.74 475150.21 Average: 30.62 1.13 21.11 8.39 162.48 11614.87 241889.39 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24105284 29284064 3018900 9.19 165460 5191264 3175000 9.36 990064 7242320 398016 00:50:17 20406688 31641392 633564 1.93 231200 10939100 1448756 4.27 2829712 8820828 20 Average: 22255986 30462728 1826232 5.56 198330 8065182 2311878 6.82 1909888 8031574 199018 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 40.75 38.07 125.94 12.18 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 00:50:17 lo 228.81 228.81 223.83 223.83 0.00 0.00 0.00 0.00 00:50:17 ens3 84.81 91.25 329.95 1094.28 0.00 0.00 0.00 0.00 00:50:17 docker0 63.11 48.25 1084.49 6.54 0.00 0.00 0.00 0.00 00:50:17 veth56b34fe 63.11 48.26 1085.35 6.55 0.00 0.00 0.00 0.09 Average: lo 116.95 116.95 113.63 113.63 0.00 0.00 0.00 0.00 Average: ens3 63.10 65.05 229.43 561.12 0.00 0.00 0.00 0.00 Average: docker0 32.02 24.48 550.15 3.32 0.00 0.00 0.00 0.00 Average: veth56b34fe 32.01 24.48 550.59 3.32 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46173) 08/31/26 _x86_64_ (8 CPU) 00:23:17 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 35.50 0.00 1.55 0.03 0.01 62.91 00:40:01 0 34.60 0.00 1.68 0.02 0.01 63.70 00:40:01 1 30.85 0.00 1.78 0.10 0.01 67.26 00:40:01 2 32.76 0.00 1.35 0.02 0.01 65.86 00:40:01 3 39.87 0.00 1.82 0.01 0.02 58.28 00:40:01 4 34.26 0.00 1.47 0.02 0.01 64.25 00:40:01 5 36.40 0.00 1.47 0.04 0.01 62.07 00:40:01 6 37.59 0.00 1.30 0.01 0.01 61.08 00:40:01 7 37.70 0.00 1.50 0.03 0.01 60.76 00:50:17 all 13.32 0.00 1.34 0.21 0.01 85.12 00:50:17 0 10.73 0.00 1.38 0.24 0.01 87.64 00:50:17 1 12.62 0.00 1.28 0.34 0.01 85.75 00:50:17 2 11.60 0.00 1.17 0.11 0.01 87.11 00:50:17 3 13.30 0.00 1.60 0.05 0.00 85.04 00:50:17 4 20.60 0.00 1.87 0.24 0.01 77.27 00:50:17 5 10.92 0.00 0.87 0.23 0.01 87.97 00:50:17 6 12.93 0.00 1.37 0.27 0.01 85.42 00:50:17 7 13.85 0.00 1.21 0.22 0.01 84.72 Average: all 24.24 0.00 1.44 0.12 0.01 74.18 Average: 0 22.49 0.00 1.53 0.13 0.01 75.85 Average: 1 21.62 0.00 1.53 0.22 0.01 76.62 Average: 2 22.02 0.00 1.26 0.07 0.01 76.64 Average: 3 26.37 0.00 1.71 0.03 0.01 71.87 Average: 4 27.32 0.00 1.67 0.13 0.01 70.86 Average: 5 23.44 0.00 1.16 0.14 0.01 75.25 Average: 6 25.08 0.00 1.34 0.14 0.01 73.43 Average: 7 25.59 0.00 1.35 0.13 0.01 72.92