---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6630 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 25G 131G 16% / 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 12605 4 18641 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:8d:cc:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.171/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85447sec preferred_lft 85447sec inet6 fe80::f816:3eff:fe8d:cce9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:13:cf:30:3d:75 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::6c13:cfff:fe30:3d75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6630) 10/30/26 _x86_64_ (8 CPU) 16:09:10 LINUX RESTART (8 CPU) 16:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:29 618.87 4.79 578.29 35.78 323.89 67495.11 510074.89 Average: 618.87 4.79 578.29 35.78 323.89 67495.11 510074.89 16:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:29 2782368 21841900 10315540 31.39 568320 17660472 16789108 49.51 4478708 21962772 632 Average: 2782368 21841900 10315540 31.39 568320 17660472 16789108 49.51 4478708 21962772 632 16:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:29 lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 16:20:29 ens3 521.41 310.79 5577.42 79.67 0.00 0.00 0.00 0.00 16:20:29 docker0 43.81 70.83 2.50 833.31 0.00 0.00 0.00 0.00 16:20:29 br-7f04edc1ebcf 0.26 0.24 0.01 0.02 0.00 0.00 0.00 0.00 16:20:29 veth6cf17c7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:20:29 vethc8df7ab 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:20:29 veth26ada4e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 16:20:29 veth806985f 0.10 0.16 0.01 0.04 0.00 0.00 0.00 0.00 16:20:29 veth85eb7ca 19.56 18.59 5.75 5.33 0.00 0.00 0.00 0.00 16:20:29 veth92898a6 12.75 13.29 5.01 2.57 0.00 0.00 0.00 0.00 16:20:29 vethbec1dce 0.18 0.26 0.30 1.07 0.00 0.00 0.00 0.00 16:20:29 vethdc9b875 0.38 0.39 0.05 0.54 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 521.41 310.79 5577.42 79.67 0.00 0.00 0.00 0.00 Average: docker0 43.81 70.83 2.50 833.31 0.00 0.00 0.00 0.00 Average: br-7f04edc1ebcf 0.26 0.24 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth6cf17c7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethc8df7ab 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth26ada4e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth806985f 0.10 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth85eb7ca 19.56 18.59 5.75 5.33 0.00 0.00 0.00 0.00 Average: veth92898a6 12.75 13.29 5.01 2.57 0.00 0.00 0.00 0.00 Average: vethbec1dce 0.18 0.26 0.30 1.07 0.00 0.00 0.00 0.00 Average: vethdc9b875 0.38 0.39 0.05 0.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6630) 10/30/26 _x86_64_ (8 CPU) 16:09:10 LINUX RESTART (8 CPU) 16:10:00 CPU %user %nice %system %iowait %steal %idle 16:20:29 all 27.85 0.02 5.44 1.62 0.02 65.04 16:20:29 0 27.72 0.02 5.47 1.56 0.02 65.21 16:20:29 1 26.72 0.02 5.61 1.93 0.03 65.69 16:20:29 2 24.82 0.03 5.51 1.35 0.02 68.27 16:20:29 3 28.19 0.02 5.91 1.79 0.03 64.07 16:20:29 4 27.14 0.02 5.78 2.01 0.03 65.01 16:20:29 5 30.29 0.02 5.11 1.30 0.02 63.27 16:20:29 6 28.23 0.02 5.16 1.64 0.02 64.92 16:20:29 7 29.65 0.03 5.01 1.39 0.03 63.89 Average: all 27.85 0.02 5.44 1.62 0.02 65.04 Average: 0 27.72 0.02 5.47 1.56 0.02 65.21 Average: 1 26.72 0.02 5.61 1.93 0.03 65.69 Average: 2 24.82 0.03 5.51 1.35 0.02 68.27 Average: 3 28.19 0.02 5.91 1.79 0.03 64.07 Average: 4 27.14 0.02 5.78 2.01 0.03 65.01 Average: 5 30.29 0.02 5.11 1.30 0.02 63.27 Average: 6 28.23 0.02 5.16 1.64 0.02 64.92 Average: 7 29.65 0.03 5.01 1.39 0.03 63.89