---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18210 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: 5599.99 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 11G 145G 7% / 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 684 28344 4 3063 30952 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:43:59:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.124/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84925sec preferred_lft 84925sec inet6 fe80::f816:3eff:fe43:5979/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:9c:97:3b:70:c8 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-18210) 09/05/26 _x86_64_ (8 CPU) 22:17:43 LINUX RESTART (8 CPU) 22:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:01 1.62 0.04 1.57 0.01 1.27 19.83 0.67 22:40:15 30.74 2.28 27.73 0.73 130.46 1943.81 1019.86 Average: 16.51 1.18 14.95 0.38 67.36 1004.07 522.05 22:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:01 30128864 31792972 594072 1.81 59240 1944656 1555020 4.59 180616 2267284 4 22:40:15 29504536 31836236 510628 1.55 100068 2537412 1138368 3.36 267320 2742864 217148 Average: 29816700 31814604 552350 1.68 79654 2241034 1346694 3.97 223968 2505074 108576 22:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:30:01 ens3 0.34 0.26 0.16 0.27 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:15 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 22:40:15 ens3 41.39 29.16 233.93 7.28 0.00 0.00 0.00 0.00 22:40:15 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 21.34 15.04 119.75 3.86 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-18210) 09/05/26 _x86_64_ (8 CPU) 22:17:43 LINUX RESTART (8 CPU) 22:20:15 CPU %user %nice %system %iowait %steal %idle 22:30:01 all 0.14 0.00 0.02 0.01 0.00 99.84 22:30:01 0 0.01 0.00 0.00 0.00 0.00 99.99 22:30:01 1 0.25 0.00 0.03 0.00 0.00 99.72 22:30:01 2 0.03 0.00 0.03 0.04 0.00 99.90 22:30:01 3 0.09 0.00 0.02 0.00 0.00 99.90 22:30:01 4 0.02 0.00 0.04 0.01 0.00 99.93 22:30:01 5 0.03 0.00 0.02 0.00 0.00 99.94 22:30:01 6 0.01 0.00 0.00 0.00 0.00 99.99 22:30:01 7 0.64 0.00 0.02 0.00 0.01 99.33 22:40:15 all 1.24 0.00 0.17 0.15 0.00 98.44 22:40:15 0 0.31 0.00 0.12 0.02 0.00 99.55 22:40:15 1 0.87 0.00 0.09 0.01 0.00 99.02 22:40:15 2 2.67 0.00 0.27 0.62 0.00 96.43 22:40:15 3 1.52 0.00 0.16 0.05 0.00 98.26 22:40:15 4 1.71 0.00 0.29 0.06 0.00 97.94 22:40:15 5 0.33 0.00 0.12 0.36 0.00 99.19 22:40:15 6 1.97 0.00 0.18 0.08 0.00 97.75 22:40:15 7 0.53 0.00 0.09 0.02 0.00 99.36 Average: all 0.70 0.00 0.10 0.08 0.00 99.12 Average: 0 0.16 0.00 0.06 0.01 0.00 99.76 Average: 1 0.57 0.00 0.06 0.01 0.00 99.36 Average: 2 1.38 0.00 0.15 0.34 0.00 98.12 Average: 3 0.82 0.00 0.09 0.03 0.00 99.06 Average: 4 0.89 0.00 0.17 0.03 0.00 98.91 Average: 5 0.19 0.00 0.07 0.18 0.00 99.55 Average: 6 1.01 0.00 0.10 0.04 0.00 98.85 Average: 7 0.59 0.00 0.06 0.01 0.00 99.34