---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18556 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 800 17386 4 13905 30822 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:d5:f5:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.147/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85223sec preferred_lft 85223sec inet6 fe80::f816:3eff:fed5:f538/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:1f:7c:59:68:4d 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::9c1f:7cff:fe59:684d/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-18556) 09/07/26 _x86_64_ (8 CPU) 14:32:25 LINUX RESTART (8 CPU) 14:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:11 182.34 3.10 171.34 7.91 401.37 27130.67 33158.77 Average: 182.34 3.10 171.34 7.91 401.37 27130.67 33158.77 14:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:11 13900180 27733404 4489476 13.66 249040 13450896 12563048 37.05 2871268 15120380 212 Average: 13900180 27733404 4489476 13.66 249040 13450896 12563048 37.05 2871268 15120380 212 14:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:11 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 14:50:11 ens3 315.40 202.74 2222.41 19.52 0.00 0.00 0.00 0.00 14:50:11 docker0 4.83 7.02 0.43 68.36 0.00 0.00 0.00 0.00 14:50:11 br-6668c447869b 3.06 5.08 0.19 35.60 0.00 0.00 0.00 0.00 14:50:11 veth86c49ce 46.65 33.62 12.43 6.55 0.00 0.00 0.00 0.00 14:50:11 veth5763b24 23.56 24.74 20.83 5.25 0.00 0.00 0.00 0.00 14:50:11 veth5278046 10.98 11.18 1.19 72.42 0.00 0.00 0.00 0.01 14:50:11 vethf1e534b 8.59 8.85 0.71 20.66 0.00 0.00 0.00 0.00 14:50:11 veth94fec9e 2.83 5.12 0.22 35.55 0.00 0.00 0.00 0.00 14:50:11 veth61b08c3 5.24 6.33 7.58 0.93 0.00 0.00 0.00 0.00 14:50:11 veth4dd23c9 10.06 13.05 11.46 2.91 0.00 0.00 0.00 0.00 14:50:11 vethdfd65f3 8.80 11.79 9.61 2.74 0.00 0.00 0.00 0.00 14:50:11 veth420d4a3 8.85 11.73 9.55 2.74 0.00 0.00 0.00 0.00 14:50:11 veth9c5d070 8.47 11.38 9.00 2.70 0.00 0.00 0.00 0.00 14:50:11 veth12b5d38 31.40 32.14 37.70 20.30 0.00 0.00 0.00 0.00 14:50:11 vethb84befc 8.10 7.80 21.92 3.58 0.00 0.00 0.00 0.00 14:50:11 veth746a0e2 3.94 3.32 0.74 2.04 0.00 0.00 0.00 0.00 Average: lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 315.40 202.74 2222.41 19.52 0.00 0.00 0.00 0.00 Average: docker0 4.83 7.02 0.43 68.36 0.00 0.00 0.00 0.00 Average: br-6668c447869b 3.06 5.08 0.19 35.60 0.00 0.00 0.00 0.00 Average: veth86c49ce 46.65 33.62 12.43 6.55 0.00 0.00 0.00 0.00 Average: veth5763b24 23.56 24.74 20.83 5.25 0.00 0.00 0.00 0.00 Average: veth5278046 10.98 11.18 1.19 72.42 0.00 0.00 0.00 0.01 Average: vethf1e534b 8.59 8.85 0.71 20.66 0.00 0.00 0.00 0.00 Average: veth94fec9e 2.83 5.12 0.22 35.55 0.00 0.00 0.00 0.00 Average: veth61b08c3 5.24 6.33 7.58 0.93 0.00 0.00 0.00 0.00 Average: veth4dd23c9 10.06 13.05 11.46 2.91 0.00 0.00 0.00 0.00 Average: vethdfd65f3 8.80 11.79 9.61 2.74 0.00 0.00 0.00 0.00 Average: veth420d4a3 8.85 11.73 9.55 2.74 0.00 0.00 0.00 0.00 Average: veth9c5d070 8.47 11.38 9.00 2.70 0.00 0.00 0.00 0.00 Average: veth12b5d38 31.40 32.14 37.70 20.30 0.00 0.00 0.00 0.00 Average: vethb84befc 8.10 7.80 21.92 3.58 0.00 0.00 0.00 0.00 Average: veth746a0e2 3.94 3.32 0.74 2.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18556) 09/07/26 _x86_64_ (8 CPU) 14:32:25 LINUX RESTART (8 CPU) 14:40:00 CPU %user %nice %system %iowait %steal %idle 14:50:11 all 15.20 0.00 2.97 0.78 0.03 81.03 14:50:11 0 14.20 0.00 3.53 1.32 0.03 80.92 14:50:11 1 14.81 0.00 3.11 0.42 0.03 81.63 14:50:11 2 16.63 0.00 3.03 0.89 0.03 79.43 14:50:11 3 15.89 0.00 3.01 0.79 0.03 80.29 14:50:11 4 14.53 0.00 2.87 0.68 0.03 81.89 14:50:11 5 15.34 0.00 2.81 0.97 0.03 80.85 14:50:11 6 14.60 0.00 2.47 0.43 0.02 82.47 14:50:11 7 15.56 0.00 2.90 0.73 0.03 80.78 Average: all 15.20 0.00 2.97 0.78 0.03 81.03 Average: 0 14.20 0.00 3.53 1.32 0.03 80.92 Average: 1 14.81 0.00 3.11 0.42 0.03 81.63 Average: 2 16.63 0.00 3.03 0.89 0.03 79.43 Average: 3 15.89 0.00 3.01 0.79 0.03 80.29 Average: 4 14.53 0.00 2.87 0.68 0.03 81.89 Average: 5 15.34 0.00 2.81 0.97 0.03 80.85 Average: 6 14.60 0.00 2.47 0.43 0.02 82.47 Average: 7 15.56 0.00 2.90 0.73 0.03 80.78