---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-85 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: 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 17G 139G 11% / 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 765 21694 4 9632 30858 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:68:56:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.199/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84036sec preferred_lft 84036sec inet6 fe80::f816:3eff:fe68:568b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:74:95:94:08:5a 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::c074:95ff:fe94:85a/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-85) 09/09/26 _x86_64_ (8 CPU) 00:55:20 LINUX RESTART (8 CPU) 01:00:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:17 2.05 0.21 1.83 0.01 7.86 22.61 222.21 01:20:21 1.73 0.20 1.51 0.02 1.99 17.61 214.69 01:30:21 43.27 1.21 27.76 14.31 96.79 1001.84 508657.85 Average: 15.68 0.54 10.37 4.78 35.53 347.31 169683.17 01:00:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:17 30091296 31757548 628944 1.91 59416 1946132 1534448 4.52 181620 2312948 156 01:20:21 30078004 31745744 640536 1.95 60660 1946272 1533864 4.52 182848 2322464 164 01:30:21 29605572 31840304 509808 1.55 97892 2445408 1108408 3.27 259300 2640364 346472 Average: 29924957 31781199 593096 1.80 72656 2112604 1392240 4.11 207923 2425259 115597 01:00:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:17 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 01:10:17 ens3 1.65 1.17 0.91 0.89 0.00 0.00 0.00 0.00 01:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:20:21 ens3 0.27 0.21 0.12 0.27 0.00 0.00 0.00 0.00 01:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:21 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 01:30:21 ens3 39.62 26.12 186.48 6.65 0.00 0.00 0.00 0.00 01:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 13.84 9.16 62.49 2.60 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-85) 09/09/26 _x86_64_ (8 CPU) 00:55:20 LINUX RESTART (8 CPU) 01:00:21 CPU %user %nice %system %iowait %steal %idle 01:10:17 all 0.10 0.00 0.02 0.02 0.00 99.86 01:10:17 0 0.02 0.00 0.02 0.00 0.00 99.96 01:10:17 1 0.07 0.00 0.01 0.01 0.01 99.90 01:10:17 2 0.04 0.00 0.01 0.05 0.00 99.89 01:10:17 3 0.09 0.00 0.03 0.09 0.00 99.79 01:10:17 4 0.05 0.00 0.03 0.00 0.00 99.92 01:10:17 5 0.04 0.00 0.02 0.01 0.00 99.93 01:10:17 6 0.09 0.00 0.04 0.00 0.01 99.86 01:10:17 7 0.37 0.00 0.02 0.00 0.01 99.60 01:20:21 all 0.07 0.00 0.02 0.01 0.00 99.91 01:20:21 0 0.00 0.00 0.00 0.00 0.00 99.99 01:20:21 1 0.02 0.00 0.01 0.00 0.00 99.96 01:20:21 2 0.01 0.00 0.01 0.02 0.00 99.95 01:20:21 3 0.01 0.00 0.01 0.00 0.00 99.97 01:20:21 4 0.02 0.00 0.01 0.00 0.00 99.96 01:20:21 5 0.01 0.00 0.02 0.02 0.00 99.95 01:20:21 6 0.05 0.00 0.02 0.00 0.00 99.93 01:20:21 7 0.41 0.00 0.04 0.00 0.01 99.54 01:30:21 all 1.11 0.00 0.14 0.16 0.00 98.59 01:30:21 0 0.88 0.00 0.12 0.19 0.00 98.82 01:30:21 1 2.64 0.00 0.22 0.06 0.01 97.07 01:30:21 2 0.65 0.00 0.14 0.02 0.00 99.19 01:30:21 3 1.03 0.00 0.16 0.04 0.01 98.76 01:30:21 4 0.18 0.00 0.14 0.35 0.00 99.33 01:30:21 5 0.19 0.00 0.08 0.25 0.00 99.48 01:30:21 6 1.42 0.00 0.13 0.02 0.00 98.43 01:30:21 7 1.89 0.00 0.16 0.33 0.01 97.61 Average: all 0.42 0.00 0.06 0.06 0.00 99.45 Average: 0 0.30 0.00 0.04 0.06 0.00 99.59 Average: 1 0.91 0.00 0.08 0.02 0.00 98.98 Average: 2 0.23 0.00 0.05 0.03 0.00 99.68 Average: 3 0.38 0.00 0.07 0.04 0.00 99.51 Average: 4 0.08 0.00 0.06 0.12 0.00 99.74 Average: 5 0.08 0.00 0.04 0.09 0.00 99.79 Average: 6 0.52 0.00 0.06 0.01 0.01 99.41 Average: 7 0.89 0.00 0.07 0.11 0.01 98.91