---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1892 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: 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 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 830 17321 4 13940 30793 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:eb:e7:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.147/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85481sec preferred_lft 85481sec inet6 fe80::f816:3eff:feeb:e7cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:68:48:33:50:af 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::6c68:48ff:fe33:50af/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-1892) 09/16/26 _x86_64_ (8 CPU) 09:06:25 LINUX RESTART (8 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 179.76 3.32 167.22 9.22 432.47 33197.12 57089.55 Average: 179.76 3.32 167.22 9.22 432.47 33197.12 57089.55 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 14006000 28093676 4128972 12.56 257820 13688904 12503520 36.87 3034376 14843952 952 Average: 14006000 28093676 4128972 12.56 257820 13688904 12503520 36.87 3034376 14843952 952 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 2.34 2.34 0.25 0.25 0.00 0.00 0.00 0.00 09:20:01 ens3 175.21 99.85 2860.75 16.05 0.00 0.00 0.00 0.00 09:20:01 docker0 8.31 13.24 0.61 176.11 0.00 0.00 0.00 0.00 09:20:01 br-50c46db1d57e 6.10 12.54 0.35 154.10 0.00 0.00 0.00 0.00 09:20:01 veth7c1af1c 9.84 10.07 1.05 65.71 0.00 0.00 0.00 0.01 09:20:01 veth23af758 7.68 7.92 0.63 19.81 0.00 0.00 0.00 0.00 09:20:01 veth94a108e 23.77 24.89 21.23 5.34 0.00 0.00 0.00 0.00 09:20:01 veth3bda491 42.53 30.52 12.12 6.09 0.00 0.00 0.00 0.00 09:20:01 vethdb957c5 5.88 12.58 0.42 154.06 0.00 0.00 0.00 0.01 09:20:01 vethb397884 8.84 11.76 9.67 2.81 0.00 0.00 0.00 0.00 09:20:01 veth3157d21 8.83 11.73 9.49 2.81 0.00 0.00 0.00 0.00 09:20:01 veth3cf5024 10.10 13.08 11.42 3.00 0.00 0.00 0.00 0.00 09:20:01 vethc5c1270 8.53 11.42 9.00 2.78 0.00 0.00 0.00 0.00 09:20:01 veth1bae4d3 9.40 9.14 22.53 3.87 0.00 0.00 0.00 0.00 09:20:01 vethbe64885 30.43 31.19 36.92 20.51 0.00 0.00 0.00 0.00 09:20:01 veth60d4e94 4.17 3.50 0.78 2.18 0.00 0.00 0.00 0.00 Average: lo 2.34 2.34 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 175.21 99.85 2860.75 16.05 0.00 0.00 0.00 0.00 Average: docker0 8.31 13.24 0.61 176.11 0.00 0.00 0.00 0.00 Average: br-50c46db1d57e 6.10 12.54 0.35 154.10 0.00 0.00 0.00 0.00 Average: veth7c1af1c 9.84 10.07 1.05 65.71 0.00 0.00 0.00 0.01 Average: veth23af758 7.68 7.92 0.63 19.81 0.00 0.00 0.00 0.00 Average: veth94a108e 23.77 24.89 21.23 5.34 0.00 0.00 0.00 0.00 Average: veth3bda491 42.53 30.52 12.12 6.09 0.00 0.00 0.00 0.00 Average: vethdb957c5 5.88 12.58 0.42 154.06 0.00 0.00 0.00 0.01 Average: vethb397884 8.84 11.76 9.67 2.81 0.00 0.00 0.00 0.00 Average: veth3157d21 8.83 11.73 9.49 2.81 0.00 0.00 0.00 0.00 Average: veth3cf5024 10.10 13.08 11.42 3.00 0.00 0.00 0.00 0.00 Average: vethc5c1270 8.53 11.42 9.00 2.78 0.00 0.00 0.00 0.00 Average: veth1bae4d3 9.40 9.14 22.53 3.87 0.00 0.00 0.00 0.00 Average: vethbe64885 30.43 31.19 36.92 20.51 0.00 0.00 0.00 0.00 Average: veth60d4e94 4.17 3.50 0.78 2.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-1892) 09/16/26 _x86_64_ (8 CPU) 09:06:25 LINUX RESTART (8 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 15.10 0.00 2.96 1.10 0.03 80.81 09:20:01 0 14.47 0.00 3.52 0.71 0.03 81.26 09:20:01 1 14.52 0.00 3.00 1.04 0.03 81.40 09:20:01 2 15.23 0.00 2.96 1.51 0.03 80.28 09:20:01 3 16.45 0.00 2.97 1.38 0.04 79.17 09:20:01 4 13.87 0.00 2.66 0.74 0.03 82.69 09:20:01 5 15.13 0.00 2.96 1.47 0.03 80.40 09:20:01 6 16.19 0.00 2.89 1.05 0.03 79.83 09:20:01 7 14.94 0.00 2.69 0.86 0.04 81.47 Average: all 15.10 0.00 2.96 1.10 0.03 80.81 Average: 0 14.47 0.00 3.52 0.71 0.03 81.26 Average: 1 14.52 0.00 3.00 1.04 0.03 81.40 Average: 2 15.23 0.00 2.96 1.51 0.03 80.28 Average: 3 16.45 0.00 2.97 1.38 0.04 79.17 Average: 4 13.87 0.00 2.66 0.74 0.03 82.69 Average: 5 15.13 0.00 2.96 1.47 0.03 80.40 Average: 6 16.19 0.00 2.89 1.05 0.03 79.83 Average: 7 14.94 0.00 2.69 0.86 0.04 81.47