---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3018 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 21G 135G 14% / 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 833 17473 4 13785 30790 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:4c:4a:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.163/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85475sec preferred_lft 85475sec inet6 fe80::f816:3eff:fe4c:4a5b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:30:f1:c1:9f:2f 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::5830:f1ff:fec1:9f2f/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-3018) 09/18/26 _x86_64_ (8 CPU) 10:18:50 LINUX RESTART (8 CPU) 10:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:26 257.54 5.64 240.60 11.30 644.82 47086.59 62234.04 Average: 257.54 5.64 240.60 11.30 644.82 47086.59 62234.04 10:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:26 13794812 27758856 4464672 13.59 256436 13569960 12495536 36.85 2992244 15103316 488 Average: 13794812 27758856 4464672 13.59 256436 13569960 12495536 36.85 2992244 15103316 488 10:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:26 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 10:30:26 ens3 272.26 171.04 3888.59 32.63 0.00 0.00 0.00 0.00 10:30:26 docker0 8.68 12.44 0.63 176.67 0.00 0.00 0.00 0.00 10:30:26 br-857c2db332af 7.17 15.24 0.41 178.31 0.00 0.00 0.00 0.00 10:30:26 vetha346334 36.33 25.23 6.88 4.32 0.00 0.00 0.00 0.00 10:30:26 veth51475cd 5.92 6.15 0.50 13.15 0.00 0.00 0.00 0.00 10:30:26 veth36a58d1 15.05 16.13 10.62 3.38 0.00 0.00 0.00 0.00 10:30:26 veth7bfcb91 8.06 8.31 0.87 52.83 0.00 0.00 0.00 0.00 10:30:26 veth71f8f1c 6.48 8.53 7.37 1.55 0.00 0.00 0.00 0.00 10:30:26 vethd2de124 6.04 8.18 6.69 1.49 0.00 0.00 0.00 0.00 10:30:26 veth45ff169 5.48 7.45 6.09 1.20 0.00 0.00 0.00 0.00 10:30:26 vetheb2fba6 6.00 8.06 6.34 1.48 0.00 0.00 0.00 0.00 10:30:26 veth8d591c2 6.93 15.27 0.49 178.25 0.00 0.00 0.00 0.01 10:30:26 vetha9f5d85 5.33 7.31 5.97 1.04 0.00 0.00 0.00 0.00 10:30:26 vethae6a25f 14.18 14.79 21.49 5.88 0.00 0.00 0.00 0.00 10:30:26 veth23f8377 13.36 13.79 20.83 6.69 0.00 0.00 0.00 0.00 10:30:26 veth011c134 2.20 1.86 0.46 1.21 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 272.26 171.04 3888.59 32.63 0.00 0.00 0.00 0.00 Average: docker0 8.68 12.44 0.63 176.67 0.00 0.00 0.00 0.00 Average: br-857c2db332af 7.17 15.24 0.41 178.31 0.00 0.00 0.00 0.00 Average: vetha346334 36.33 25.23 6.88 4.32 0.00 0.00 0.00 0.00 Average: veth51475cd 5.92 6.15 0.50 13.15 0.00 0.00 0.00 0.00 Average: veth36a58d1 15.05 16.13 10.62 3.38 0.00 0.00 0.00 0.00 Average: veth7bfcb91 8.06 8.31 0.87 52.83 0.00 0.00 0.00 0.00 Average: veth71f8f1c 6.48 8.53 7.37 1.55 0.00 0.00 0.00 0.00 Average: vethd2de124 6.04 8.18 6.69 1.49 0.00 0.00 0.00 0.00 Average: veth45ff169 5.48 7.45 6.09 1.20 0.00 0.00 0.00 0.00 Average: vetheb2fba6 6.00 8.06 6.34 1.48 0.00 0.00 0.00 0.00 Average: veth8d591c2 6.93 15.27 0.49 178.25 0.00 0.00 0.00 0.01 Average: vetha9f5d85 5.33 7.31 5.97 1.04 0.00 0.00 0.00 0.00 Average: vethae6a25f 14.18 14.79 21.49 5.88 0.00 0.00 0.00 0.00 Average: veth23f8377 13.36 13.79 20.83 6.69 0.00 0.00 0.00 0.00 Average: veth011c134 2.20 1.86 0.46 1.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3018) 09/18/26 _x86_64_ (8 CPU) 10:18:50 LINUX RESTART (8 CPU) 10:20:28 CPU %user %nice %system %iowait %steal %idle 10:30:26 all 17.68 0.00 3.53 1.18 0.07 77.54 10:30:26 0 17.19 0.00 3.79 0.73 0.07 78.22 10:30:26 1 17.65 0.00 3.57 1.56 0.07 77.15 10:30:26 2 16.33 0.00 3.55 1.57 0.07 78.48 10:30:26 3 18.46 0.00 3.69 1.05 0.07 76.73 10:30:26 4 17.83 0.00 3.30 1.32 0.07 77.48 10:30:26 5 18.41 0.00 3.67 0.97 0.07 76.87 10:30:26 6 18.45 0.00 3.12 0.91 0.06 77.45 10:30:26 7 17.10 0.00 3.57 1.30 0.07 77.95 Average: all 17.68 0.00 3.53 1.18 0.07 77.54 Average: 0 17.19 0.00 3.79 0.73 0.07 78.22 Average: 1 17.65 0.00 3.57 1.56 0.07 77.15 Average: 2 16.33 0.00 3.55 1.57 0.07 78.48 Average: 3 18.46 0.00 3.69 1.05 0.07 76.73 Average: 4 17.83 0.00 3.30 1.32 0.07 77.48 Average: 5 18.41 0.00 3.67 0.97 0.07 76.87 Average: 6 18.45 0.00 3.12 0.91 0.06 77.45 Average: 7 17.10 0.00 3.57 1.30 0.07 77.95