---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1903 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 13% / 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 821 17545 4 13724 30801 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:bd:9b:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.88/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85490sec preferred_lft 85490sec inet6 fe80::f816:3eff:febd:9b40/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:a0:fb:33:fd:e5 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::9ca0:fbff:fe33:fde5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-1903) 09/16/26 _x86_64_ (8 CPU) 09:48:15 LINUX RESTART (8 CPU) 09:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:09 246.57 4.11 230.98 11.48 510.11 45696.50 56553.51 Average: 246.57 4.11 230.98 11.48 510.11 45696.50 56553.51 09:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:09 14277500 28143124 4082004 12.42 248432 13481552 12246800 36.11 3007564 14611512 1220 Average: 14277500 28143124 4082004 12.42 248432 13481552 12246800 36.11 3007564 14611512 1220 09:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:09 lo 2.01 2.01 0.21 0.21 0.00 0.00 0.00 0.00 10:00:09 ens3 223.30 151.23 3661.73 31.60 0.00 0.00 0.00 0.00 10:00:09 docker0 8.28 12.92 0.61 176.86 0.00 0.00 0.00 0.00 10:00:09 br-3d7a7de92def 6.28 11.70 0.36 154.88 0.00 0.00 0.00 0.00 10:00:09 vethb842436 7.57 7.73 0.82 50.02 0.00 0.00 0.00 0.00 10:00:09 vethb24691c 32.40 23.23 7.68 4.31 0.00 0.00 0.00 0.00 10:00:09 vethb88c1db 5.81 6.04 0.48 13.70 0.00 0.00 0.00 0.00 10:00:09 vethc5a2a3d 16.57 17.54 12.62 3.83 0.00 0.00 0.00 0.00 10:00:09 veth09ad879 6.07 11.74 0.43 154.84 0.00 0.00 0.00 0.01 10:00:09 vethad29506 6.71 8.95 7.16 1.82 0.00 0.00 0.00 0.00 10:00:09 veth8eae27b 6.76 9.02 7.39 1.83 0.00 0.00 0.00 0.00 10:00:09 veth2a524fd 7.35 9.64 8.36 1.92 0.00 0.00 0.00 0.00 10:00:09 veth7440394 6.57 8.83 6.87 1.81 0.00 0.00 0.00 0.00 10:00:09 veth5660e5c 21.94 22.51 26.53 11.84 0.00 0.00 0.00 0.00 10:00:09 veth11ce114 6.68 6.39 16.87 2.89 0.00 0.00 0.00 0.00 10:00:09 veth5cc9db2 2.67 2.25 0.54 1.45 0.00 0.00 0.00 0.00 Average: lo 2.01 2.01 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 223.30 151.23 3661.73 31.60 0.00 0.00 0.00 0.00 Average: docker0 8.28 12.92 0.61 176.86 0.00 0.00 0.00 0.00 Average: br-3d7a7de92def 6.28 11.70 0.36 154.88 0.00 0.00 0.00 0.00 Average: vethb842436 7.57 7.73 0.82 50.02 0.00 0.00 0.00 0.00 Average: vethb24691c 32.40 23.23 7.68 4.31 0.00 0.00 0.00 0.00 Average: vethb88c1db 5.81 6.04 0.48 13.70 0.00 0.00 0.00 0.00 Average: vethc5a2a3d 16.57 17.54 12.62 3.83 0.00 0.00 0.00 0.00 Average: veth09ad879 6.07 11.74 0.43 154.84 0.00 0.00 0.00 0.01 Average: vethad29506 6.71 8.95 7.16 1.82 0.00 0.00 0.00 0.00 Average: veth8eae27b 6.76 9.02 7.39 1.83 0.00 0.00 0.00 0.00 Average: veth2a524fd 7.35 9.64 8.36 1.92 0.00 0.00 0.00 0.00 Average: veth7440394 6.57 8.83 6.87 1.81 0.00 0.00 0.00 0.00 Average: veth5660e5c 21.94 22.51 26.53 11.84 0.00 0.00 0.00 0.00 Average: veth11ce114 6.68 6.39 16.87 2.89 0.00 0.00 0.00 0.00 Average: veth5cc9db2 2.67 2.25 0.54 1.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-1903) 09/16/26 _x86_64_ (8 CPU) 09:48:15 LINUX RESTART (8 CPU) 09:50:10 CPU %user %nice %system %iowait %steal %idle 10:00:09 all 16.80 0.00 3.50 0.97 0.02 78.72 10:00:09 0 15.08 0.00 3.70 1.00 0.02 80.21 10:00:09 1 17.27 0.00 3.74 0.76 0.02 78.21 10:00:09 2 17.92 0.00 3.70 1.27 0.02 77.09 10:00:09 3 17.71 0.00 3.39 0.65 0.02 78.23 10:00:09 4 18.52 0.00 3.44 1.07 0.02 76.95 10:00:09 5 15.49 0.00 3.22 0.48 0.02 80.78 10:00:09 6 17.29 0.00 3.40 1.06 0.03 78.23 10:00:09 7 15.11 0.00 3.40 1.44 0.02 80.02 Average: all 16.80 0.00 3.50 0.97 0.02 78.72 Average: 0 15.08 0.00 3.70 1.00 0.02 80.21 Average: 1 17.27 0.00 3.74 0.76 0.02 78.21 Average: 2 17.92 0.00 3.70 1.27 0.02 77.09 Average: 3 17.71 0.00 3.39 0.65 0.02 78.23 Average: 4 18.52 0.00 3.44 1.07 0.02 76.95 Average: 5 15.49 0.00 3.22 0.48 0.02 80.78 Average: 6 17.29 0.00 3.40 1.06 0.03 78.23 Average: 7 15.11 0.00 3.40 1.44 0.02 80.02