---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1127 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 15G 141G 10% / 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 814 22788 4 8489 30808 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:16:0d:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.203/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84229sec preferred_lft 84229sec inet6 fe80::f816:3eff:fe16:ddb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:70:7e:c6:1d:26 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::8470:7eff:fec6:1d26/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1127) 11/05/26 _x86_64_ (8 CPU) 14:47:21 LINUX RESTART (8 CPU) 14:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:09 1.76 0.21 1.54 0.01 5.61 19.05 0.63 15:10:01 1.52 0.20 1.31 0.02 1.58 15.90 246.67 15:20:06 83.08 4.95 75.85 2.28 357.94 8684.53 7163.60 Average: 29.06 1.80 26.48 0.78 122.90 2935.33 2493.16 14:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:09 30090500 31754024 632628 1.93 59584 1943212 1541984 4.55 187740 2299360 28 15:10:01 30081280 31745944 640528 1.95 60488 1943348 1542432 4.55 188652 2312648 4 15:20:06 25154628 30054272 2238308 6.81 230512 4722596 2621672 7.73 587572 6452024 849484 Average: 28442136 31184747 1170488 3.56 116861 2869719 1902029 5.61 321321 3688011 283172 14:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:09 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 15:00:09 ens3 1.19 0.93 0.79 0.78 0.00 0.00 0.00 0.00 15:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:01 ens3 0.35 0.22 0.13 0.26 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:06 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 15:20:06 ens3 152.81 101.18 1705.36 17.75 0.00 0.00 0.00 0.00 15:20:06 docker0 8.80 11.64 0.48 103.75 0.00 0.00 0.00 0.00 15:20:06 veth759fc3b 8.80 11.65 0.60 103.75 0.00 0.00 0.00 0.01 Average: lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 51.96 34.45 574.44 6.33 0.00 0.00 0.00 0.00 Average: docker0 2.96 3.92 0.16 34.93 0.00 0.00 0.00 0.00 Average: veth759fc3b 2.96 3.92 0.20 34.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1127) 11/05/26 _x86_64_ (8 CPU) 14:47:21 LINUX RESTART (8 CPU) 14:50:09 CPU %user %nice %system %iowait %steal %idle 15:00:09 all 0.06 0.00 0.02 0.01 0.00 99.91 15:00:09 0 0.06 0.00 0.01 0.07 0.00 99.86 15:00:09 1 0.10 0.00 0.01 0.00 0.00 99.88 15:00:09 2 0.06 0.00 0.05 0.00 0.01 99.89 15:00:09 3 0.05 0.00 0.02 0.01 0.00 99.92 15:00:09 4 0.03 0.00 0.02 0.03 0.00 99.92 15:00:09 5 0.09 0.00 0.01 0.00 0.00 99.90 15:00:09 6 0.05 0.00 0.04 0.01 0.00 99.90 15:00:09 7 0.01 0.00 0.02 0.01 0.00 99.97 15:10:01 all 0.04 0.00 0.02 0.02 0.00 99.93 15:10:01 0 0.02 0.00 0.01 0.07 0.00 99.91 15:10:01 1 0.08 0.00 0.02 0.00 0.00 99.90 15:10:01 2 0.01 0.00 0.01 0.00 0.00 99.98 15:10:01 3 0.03 0.00 0.03 0.00 0.00 99.95 15:10:01 4 0.01 0.00 0.01 0.00 0.00 99.98 15:10:01 5 0.13 0.00 0.02 0.05 0.00 99.79 15:10:01 6 0.04 0.00 0.02 0.01 0.00 99.93 15:10:01 7 0.01 0.00 0.01 0.00 0.00 99.97 15:20:06 all 3.89 0.00 0.75 0.43 0.01 94.92 15:20:06 0 3.02 0.00 0.66 0.21 0.00 96.11 15:20:06 1 3.20 0.00 0.78 0.35 0.01 95.65 15:20:06 2 5.08 0.00 0.73 0.37 0.01 93.82 15:20:06 3 4.77 0.00 0.90 0.53 0.01 93.79 15:20:06 4 2.07 0.00 0.82 0.27 0.00 96.83 15:20:06 5 3.76 0.00 0.64 0.86 0.01 94.74 15:20:06 6 5.37 0.00 0.64 0.23 0.01 93.76 15:20:06 7 3.82 0.00 0.87 0.62 0.01 94.69 Average: all 1.34 0.00 0.27 0.16 0.00 98.24 Average: 0 1.04 0.00 0.23 0.12 0.00 98.62 Average: 1 1.14 0.00 0.27 0.12 0.00 98.46 Average: 2 1.73 0.00 0.26 0.12 0.01 97.88 Average: 3 1.63 0.00 0.32 0.18 0.00 97.87 Average: 4 0.71 0.00 0.28 0.10 0.00 98.90 Average: 5 1.34 0.00 0.23 0.31 0.00 98.13 Average: 6 1.84 0.00 0.23 0.08 0.00 97.84 Average: 7 1.29 0.00 0.30 0.21 0.00 98.19