---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1451 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 23G 133G 15% / 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 828 16058 4 15205 30795 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:7a:3b:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.65/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85095sec preferred_lft 85095sec inet6 fe80::f816:3eff:fe7a:3bf8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:96:09:d4:15:c0 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::4896:9ff:fed4:15c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1451) 11/06/26 _x86_64_ (8 CPU) 16:32:21 LINUX RESTART (8 CPU) 16:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:03 113.20 0.66 105.25 7.28 26.63 15710.22 17392.70 Average: 113.20 0.66 105.25 7.28 26.63 15710.22 17392.70 16:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:03 270988 15870016 15144936 46.09 512136 15512964 26245884 77.40 4077992 24928912 13328 Average: 270988 15870016 15144936 46.09 512136 15512964 26245884 77.40 4077992 24928912 13328 16:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:03 lo 60.00 60.00 277.07 277.07 0.00 0.00 0.00 0.00 16:50:03 ens3 95.51 60.10 1154.82 9.99 0.00 0.00 0.00 0.00 16:50:03 docker0 9.41 11.69 0.50 101.10 0.00 0.00 0.00 0.00 16:50:03 br-89ab97c66958 46.16 49.83 74.39 205.70 0.00 0.00 0.00 0.00 16:50:03 veth45405d6 144.65 152.80 93.72 77.99 0.00 0.00 0.00 0.01 16:50:03 veth4ce958a 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 16:50:03 vethc844b7d 61.88 65.88 74.81 457.67 0.00 0.00 0.00 0.04 16:50:03 veth3ac4f27 30.14 28.93 255.38 67.28 0.00 0.00 0.00 0.02 16:50:03 vethd36d2f3 18.12 19.47 67.13 58.51 0.00 0.00 0.00 0.01 16:50:03 vethf43b94a 106.22 98.26 120.01 58.99 0.00 0.00 0.00 0.01 16:50:03 veth60dc7fc 50.70 49.56 29.23 36.75 0.00 0.00 0.00 0.00 Average: lo 60.00 60.00 277.07 277.07 0.00 0.00 0.00 0.00 Average: ens3 95.51 60.10 1154.82 9.99 0.00 0.00 0.00 0.00 Average: docker0 9.41 11.69 0.50 101.10 0.00 0.00 0.00 0.00 Average: br-89ab97c66958 46.16 49.83 74.39 205.70 0.00 0.00 0.00 0.00 Average: veth45405d6 144.65 152.80 93.72 77.99 0.00 0.00 0.00 0.01 Average: veth4ce958a 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethc844b7d 61.88 65.88 74.81 457.67 0.00 0.00 0.00 0.04 Average: veth3ac4f27 30.14 28.93 255.38 67.28 0.00 0.00 0.00 0.02 Average: vethd36d2f3 18.12 19.47 67.13 58.51 0.00 0.00 0.00 0.01 Average: vethf43b94a 106.22 98.26 120.01 58.99 0.00 0.00 0.00 0.01 Average: veth60dc7fc 50.70 49.56 29.23 36.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1451) 11/06/26 _x86_64_ (8 CPU) 16:32:21 LINUX RESTART (8 CPU) 16:40:00 CPU %user %nice %system %iowait %steal %idle 16:50:03 all 23.66 0.03 4.66 0.66 0.02 70.97 16:50:03 0 23.04 0.04 5.47 0.71 0.02 70.72 16:50:03 1 23.50 0.01 4.90 0.59 0.02 70.98 16:50:03 2 23.14 0.02 4.78 0.82 0.02 71.23 16:50:03 3 24.09 0.02 4.67 0.54 0.02 70.66 16:50:03 4 22.86 0.06 4.63 0.73 0.02 71.71 16:50:03 5 22.75 0.03 4.18 0.83 0.02 72.19 16:50:03 6 24.92 0.03 4.49 0.71 0.02 69.83 16:50:03 7 25.03 0.02 4.10 0.34 0.02 70.48 Average: all 23.66 0.03 4.66 0.66 0.02 70.97 Average: 0 23.04 0.04 5.47 0.71 0.02 70.72 Average: 1 23.50 0.01 4.90 0.59 0.02 70.98 Average: 2 23.14 0.02 4.78 0.82 0.02 71.23 Average: 3 24.09 0.02 4.67 0.54 0.02 70.66 Average: 4 22.86 0.06 4.63 0.73 0.02 71.71 Average: 5 22.75 0.03 4.18 0.83 0.02 72.19 Average: 6 24.92 0.03 4.49 0.71 0.02 69.83 Average: 7 25.03 0.02 4.10 0.34 0.02 70.48