---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4623 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 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 25G 130G 17% / 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 1015 13024 4 18052 30607 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:a5:fc:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.171/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84559sec preferred_lft 84559sec inet6 fe80::f816:3eff:fea5:fc0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:d5:ff:57:19:f6 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::ecd5:ffff:fe57:19f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4623) 09/24/26 _x86_64_ (8 CPU) 09:36:34 LINUX RESTART (8 CPU) 09:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 483.02 1.04 469.11 12.88 61.80 58959.27 71853.31 10:00:05 11.96 0.58 11.12 0.26 11.23 390.79 3329.06 Average: 246.17 0.81 238.83 6.54 36.37 29510.79 37399.04 09:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 329988 20113164 12038552 36.63 583144 18319540 18490716 54.53 4741464 24131704 32 10:00:05 246200 18883152 13268136 40.37 564764 17207604 19680544 58.04 4673580 24272336 808 Average: 288094 19498158 12653344 38.50 573954 17763572 19085630 56.28 4707522 24202020 420 09:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 09:50:01 ens3 399.85 240.61 3701.04 81.24 0.00 0.00 0.00 0.00 09:50:01 docker0 26.22 48.78 1.51 764.51 0.00 0.00 0.00 0.00 09:50:01 br-f9303ae404db 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:50:01 vetha23f9df 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:50:01 veth9d92ab7 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:50:01 veth5162c8d 6.46 6.43 4.56 1.29 0.00 0.00 0.00 0.00 09:50:01 veth6a70ba2 0.16 0.22 0.02 0.01 0.00 0.00 0.00 0.00 09:50:01 vethb44309d 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:50:01 vethdc70a6f 0.87 0.84 0.10 0.92 0.00 0.00 0.00 0.00 09:50:01 veth8b92306 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 vethb04a08e 0.56 0.53 0.08 0.68 0.00 0.00 0.00 0.00 10:00:05 lo 5.03 5.03 21.73 21.73 0.00 0.00 0.00 0.00 10:00:05 ens3 7.34 6.40 2.83 3.07 0.00 0.00 0.00 0.00 10:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:05 br-f9303ae404db 2.76 2.61 21.11 0.67 0.00 0.00 0.00 0.00 10:00:05 vetha23f9df 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 10:00:05 veth9d92ab7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:05 veth5162c8d 193.99 202.85 140.03 108.72 0.00 0.00 0.00 0.01 10:00:05 veth6a70ba2 0.50 0.30 0.07 0.41 0.00 0.00 0.00 0.00 10:00:05 vethb44309d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:05 vethdc70a6f 121.57 112.30 92.49 62.35 0.00 0.00 0.00 0.01 10:00:05 vethb04a08e 88.46 88.18 52.85 81.34 0.00 0.00 0.00 0.01 Average: lo 2.86 2.86 10.95 10.95 0.00 0.00 0.00 0.00 Average: ens3 202.49 122.84 1841.56 41.93 0.00 0.00 0.00 0.00 Average: docker0 13.04 24.25 0.75 380.11 0.00 0.00 0.00 0.00 Average: br-f9303ae404db 1.53 1.44 10.62 0.34 0.00 0.00 0.00 0.00 Average: vetha23f9df 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth9d92ab7 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5162c8d 100.75 105.19 72.67 55.31 0.00 0.00 0.00 0.01 Average: veth6a70ba2 0.33 0.26 0.05 0.21 0.00 0.00 0.00 0.00 Average: vethb44309d 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethdc70a6f 61.56 56.88 46.55 31.81 0.00 0.00 0.00 0.00 Average: vethb04a08e 44.76 44.60 26.61 41.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4623) 09/24/26 _x86_64_ (8 CPU) 09:36:34 LINUX RESTART (8 CPU) 09:40:05 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 32.04 0.03 4.83 1.19 0.02 61.89 09:50:01 0 29.11 0.01 4.76 1.11 0.02 64.99 09:50:01 1 33.65 0.04 5.25 1.51 0.03 59.52 09:50:01 2 35.61 0.02 4.49 1.22 0.03 58.64 09:50:01 3 30.87 0.03 4.99 1.00 0.03 63.09 09:50:01 4 32.79 0.00 4.87 1.07 0.03 61.24 09:50:01 5 32.36 0.03 4.84 1.12 0.02 61.64 09:50:01 6 29.20 0.04 4.88 1.65 0.03 64.20 09:50:01 7 32.75 0.03 4.58 0.83 0.02 61.79 10:00:05 all 7.36 0.00 1.38 0.03 0.02 91.21 10:00:05 0 8.02 0.00 1.95 0.01 0.02 90.00 10:00:05 1 6.29 0.00 1.61 0.01 0.01 92.08 10:00:05 2 7.03 0.00 1.57 0.01 0.02 91.37 10:00:05 3 6.56 0.00 1.26 0.02 0.01 92.14 10:00:05 4 9.05 0.00 1.19 0.02 0.02 89.71 10:00:05 5 7.94 0.00 1.24 0.02 0.02 90.78 10:00:05 6 7.38 0.00 1.04 0.05 0.02 91.51 10:00:05 7 6.61 0.00 1.21 0.08 0.01 92.09 Average: all 19.63 0.01 3.10 0.60 0.02 76.64 Average: 0 18.49 0.01 3.35 0.55 0.02 77.58 Average: 1 19.87 0.02 3.41 0.76 0.02 75.92 Average: 2 21.26 0.01 3.02 0.61 0.02 75.08 Average: 3 18.64 0.02 3.12 0.50 0.02 77.70 Average: 4 20.86 0.00 3.02 0.55 0.02 75.54 Average: 5 20.09 0.01 3.03 0.57 0.02 76.28 Average: 6 18.21 0.02 2.95 0.85 0.02 77.95 Average: 7 19.60 0.01 2.88 0.45 0.02 77.03