---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-58978 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 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 729 26268 4 5094 30894 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:24:25:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84138sec preferred_lft 84138sec inet6 fe80::f816:3eff:fe24:2564/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:29:0f:ef:ea:f6 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-58978) 09/26/26 _x86_64_ (8 CPU) 21:34:04 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:36 1.48 0.00 1.47 0.01 0.04 18.46 1.01 22:00:15 1.49 0.00 1.49 0.00 0.00 17.05 0.00 22:10:01 50.13 3.71 44.84 1.58 229.52 10581.37 3338.98 Average: 17.32 1.21 15.60 0.52 74.73 3456.55 1087.29 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:36 29968464 31871092 508444 1.55 65836 2172548 1544176 4.55 225124 2362680 8 22:00:15 29967740 31871108 508392 1.55 66404 2172676 1544240 4.55 225728 2364720 140 22:10:01 21990540 26820440 5481820 16.68 218348 4758172 5581288 16.46 639428 9685088 172120 Average: 27308915 30187547 2166219 6.59 116863 3034465 2889901 8.52 363427 4804163 57423 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:36 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:50:36 ens3 0.35 0.12 0.15 0.02 0.00 0.00 0.00 0.00 21:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:15 ens3 0.37 0.15 0.10 0.06 0.00 0.00 0.00 0.00 22:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 22:10:01 ens3 221.94 173.66 1105.99 38.87 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 72.49 56.62 360.12 12.68 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-58978) 09/26/26 _x86_64_ (8 CPU) 21:34:04 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:36 all 0.05 0.00 0.01 0.01 0.00 99.93 21:50:36 0 0.01 0.00 0.01 0.00 0.00 99.98 21:50:36 1 0.02 0.00 0.01 0.00 0.00 99.97 21:50:36 2 0.01 0.00 0.01 0.00 0.00 99.98 21:50:36 3 0.01 0.00 0.02 0.00 0.00 99.97 21:50:36 4 0.03 0.00 0.01 0.00 0.00 99.96 21:50:36 5 0.00 0.00 0.01 0.00 0.00 99.99 21:50:36 6 0.26 0.00 0.02 0.05 0.00 99.67 21:50:36 7 0.09 0.00 0.01 0.00 0.00 99.90 22:00:15 all 0.06 0.00 0.01 0.01 0.00 99.91 22:00:15 0 0.01 0.00 0.01 0.01 0.00 99.97 22:00:15 1 0.01 0.00 0.02 0.00 0.00 99.97 22:00:15 2 0.17 0.00 0.02 0.00 0.00 99.80 22:00:15 3 0.01 0.00 0.01 0.01 0.00 99.98 22:00:15 4 0.03 0.00 0.02 0.00 0.00 99.95 22:00:15 5 0.01 0.00 0.01 0.00 0.00 99.99 22:00:15 6 0.02 0.00 0.03 0.04 0.00 99.90 22:00:15 7 0.25 0.00 0.01 0.00 0.00 99.74 22:10:01 all 23.60 0.00 1.20 0.19 0.02 74.99 22:10:01 0 23.07 0.00 1.54 0.09 0.02 75.28 22:10:01 1 23.83 0.00 1.23 0.29 0.02 74.64 22:10:01 2 21.14 0.00 0.91 0.05 0.01 77.89 22:10:01 3 22.78 0.00 0.86 0.14 0.01 76.21 22:10:01 4 24.02 0.00 1.28 0.42 0.02 74.26 22:10:01 5 25.76 0.00 1.26 0.07 0.02 72.90 22:10:01 6 26.14 0.00 1.68 0.29 0.02 71.87 22:10:01 7 22.10 0.00 0.86 0.18 0.02 76.85 Average: all 7.72 0.00 0.40 0.07 0.01 91.81 Average: 0 7.52 0.00 0.51 0.03 0.01 91.93 Average: 1 7.76 0.00 0.41 0.10 0.01 91.73 Average: 2 6.94 0.00 0.31 0.02 0.00 92.73 Average: 3 7.42 0.00 0.29 0.05 0.00 92.24 Average: 4 7.83 0.00 0.43 0.14 0.01 91.60 Average: 5 8.38 0.00 0.41 0.02 0.01 91.18 Average: 6 8.61 0.00 0.56 0.13 0.01 90.70 Average: 7 7.30 0.00 0.28 0.06 0.01 92.35