---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2091 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 22G 134G 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 845 16034 4 15212 30778 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:88:24:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.131/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85544sec preferred_lft 85544sec inet6 fe80::f816:3eff:fe88:24e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:86:fc:ab:a1:f1 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::f486:fcff:feab:a1f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-2091) 11/09/26 _x86_64_ (8 CPU) 14:28:00 LINUX RESTART (8 CPU) 14:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:01 578.40 1.89 561.76 14.75 134.54 55849.45 74314.96 Average: 578.40 1.89 561.76 14.75 134.54 55849.45 74314.96 14:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:01 6386200 21497604 10687940 32.52 503516 13995008 16698964 49.24 3984320 19130756 1508 Average: 6386200 21497604 10687940 32.52 503516 13995008 16698964 49.24 3984320 19130756 1508 14:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:01 lo 1.32 1.32 0.84 0.84 0.00 0.00 0.00 0.00 14:40:01 ens3 453.36 270.10 4045.17 80.88 0.00 0.00 0.00 0.00 14:40:01 docker0 32.20 57.43 1.84 790.83 0.00 0.00 0.00 0.00 14:40:01 br-55ba5977707c 0.68 0.65 0.73 0.09 0.00 0.00 0.00 0.00 14:40:01 veth01daefa 0.10 0.18 0.01 0.03 0.00 0.00 0.00 0.00 14:40:01 veth70aef27 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:40:01 veth35cd01f 0.13 0.18 0.02 0.07 0.00 0.00 0.00 0.00 14:40:01 vethe87df48 75.25 78.46 42.06 43.67 0.00 0.00 0.00 0.00 14:40:01 veth6f5fec8 64.00 60.02 50.81 33.92 0.00 0.00 0.00 0.00 14:40:01 veth1b84a28 10.61 10.50 6.00 6.56 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.84 0.84 0.00 0.00 0.00 0.00 Average: ens3 453.36 270.10 4045.17 80.88 0.00 0.00 0.00 0.00 Average: docker0 32.20 57.43 1.84 790.83 0.00 0.00 0.00 0.00 Average: br-55ba5977707c 0.68 0.65 0.73 0.09 0.00 0.00 0.00 0.00 Average: veth01daefa 0.10 0.18 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth70aef27 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth35cd01f 0.13 0.18 0.02 0.07 0.00 0.00 0.00 0.00 Average: vethe87df48 75.25 78.46 42.06 43.67 0.00 0.00 0.00 0.00 Average: veth6f5fec8 64.00 60.02 50.81 33.92 0.00 0.00 0.00 0.00 Average: veth1b84a28 10.61 10.50 6.00 6.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-2091) 11/09/26 _x86_64_ (8 CPU) 14:28:00 LINUX RESTART (8 CPU) 14:30:12 CPU %user %nice %system %iowait %steal %idle 14:40:01 all 28.56 0.02 5.19 1.27 0.03 64.93 14:40:01 0 29.67 0.01 5.62 1.92 0.03 62.75 14:40:01 1 27.57 0.03 5.20 0.98 0.02 66.20 14:40:01 2 25.33 0.02 5.04 1.24 0.03 68.36 14:40:01 3 28.25 0.03 4.90 0.86 0.03 65.93 14:40:01 4 27.38 0.02 5.41 1.10 0.03 66.05 14:40:01 5 30.75 0.01 4.86 1.04 0.03 63.32 14:40:01 6 32.20 0.03 5.15 1.26 0.03 61.34 14:40:01 7 27.37 0.06 5.31 1.76 0.03 65.46 Average: all 28.56 0.02 5.19 1.27 0.03 64.93 Average: 0 29.67 0.01 5.62 1.92 0.03 62.75 Average: 1 27.57 0.03 5.20 0.98 0.02 66.20 Average: 2 25.33 0.02 5.04 1.24 0.03 68.36 Average: 3 28.25 0.03 4.90 0.86 0.03 65.93 Average: 4 27.38 0.02 5.41 1.10 0.03 66.05 Average: 5 30.75 0.01 4.86 1.04 0.03 63.32 Average: 6 32.20 0.03 5.15 1.26 0.03 61.34 Average: 7 27.37 0.06 5.31 1.76 0.03 65.46