---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5398 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 14G 142G 9% / 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 762 24986 4 6343 30861 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:20:ff:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.50/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84465sec preferred_lft 84465sec inet6 fe80::f816:3eff:fe20:ff4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:2d:5c:ad:93:07 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 ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5398) 09/26/26 _x86_64_ (8 CPU) 12:10:06 LINUX RESTART (8 CPU) 12:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:00 1.70 0.20 1.48 0.02 1.99 17.88 11.36 12:40:00 49.25 1.27 33.71 14.26 94.91 1150.71 508571.76 Average: 25.47 0.74 17.60 7.14 48.45 584.29 254291.56 12:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:00 30113652 31786676 599976 1.83 60288 1952192 1549456 4.57 182964 2288684 8 12:40:00 29198756 31470124 879928 2.68 97316 2482936 1701380 5.02 272924 3050008 340192 Average: 29656204 31628400 739952 2.25 78802 2217564 1625418 4.79 227944 2669346 170100 12:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:00 ens3 0.44 0.27 0.18 0.32 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 12:40:00 ens3 22.17 14.41 187.78 4.39 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 11.31 7.34 93.98 2.36 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-5398) 09/26/26 _x86_64_ (8 CPU) 12:10:06 LINUX RESTART (8 CPU) 12:20:00 CPU %user %nice %system %iowait %steal %idle 12:30:00 all 0.07 0.00 0.01 0.01 0.00 99.91 12:30:00 0 0.00 0.00 0.01 0.00 0.00 99.98 12:30:00 1 0.04 0.00 0.01 0.00 0.00 99.95 12:30:00 2 0.01 0.00 0.01 0.00 0.00 99.98 12:30:00 3 0.02 0.00 0.01 0.00 0.00 99.97 12:30:00 4 0.03 0.00 0.02 0.00 0.00 99.95 12:30:00 5 0.01 0.00 0.02 0.00 0.00 99.97 12:30:00 6 0.01 0.00 0.02 0.01 0.00 99.97 12:30:00 7 0.42 0.00 0.02 0.05 0.00 99.51 12:40:00 all 1.00 0.00 0.12 0.18 0.00 98.70 12:40:00 0 2.59 0.00 0.23 0.30 0.00 96.89 12:40:00 1 0.77 0.00 0.11 0.03 0.00 99.09 12:40:00 2 0.26 0.00 0.04 0.02 0.00 99.68 12:40:00 3 0.17 0.00 0.03 0.01 0.00 99.79 12:40:00 4 0.33 0.00 0.09 0.18 0.00 99.40 12:40:00 5 2.57 0.00 0.24 0.10 0.00 97.09 12:40:00 6 0.54 0.00 0.14 0.18 0.00 99.13 12:40:00 7 0.77 0.00 0.11 0.61 0.00 98.51 Average: all 0.53 0.00 0.07 0.09 0.00 99.30 Average: 0 1.30 0.00 0.12 0.15 0.00 98.43 Average: 1 0.41 0.00 0.06 0.01 0.00 99.52 Average: 2 0.13 0.00 0.03 0.01 0.00 99.83 Average: 3 0.09 0.00 0.02 0.00 0.00 99.88 Average: 4 0.18 0.00 0.05 0.09 0.00 99.68 Average: 5 1.29 0.00 0.13 0.05 0.00 98.53 Average: 6 0.28 0.00 0.08 0.09 0.00 99.55 Average: 7 0.59 0.00 0.07 0.33 0.00 99.01