---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-60933 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 18G 138G 12% / 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 733 19072 4 12286 30889 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:ea:3c:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84401sec preferred_lft 84401sec inet6 fe80::f816:3eff:feea:3c03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:da:cc:43:a1:fe 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::34da:ccff:fe43:a1fe/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-60933) 10/01/26 _x86_64_ (8 CPU) 00:00:26 LINUX RESTART (8 CPU) 00:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.22 0.53 19.14 0.55 19.18 15751.72 867.38 00:30:15 27.73 1.90 24.76 1.06 311.38 9848.74 2430.27 Average: 24.06 1.23 22.02 0.81 168.60 12733.23 1666.57 00:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18804008 27643120 4646088 14.14 189772 8700820 4769332 14.06 2088992 11304940 2972 00:30:15 19727268 31621872 650284 1.98 229296 11581004 1338296 3.95 3067000 9234936 8 Average: 19265638 29632496 2648186 8.06 209534 10140912 3053814 9.01 2577996 10269938 1490 00:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 226.55 226.55 221.46 221.46 0.00 0.00 0.00 0.00 00:20:01 ens3 64.28 56.92 333.77 14.14 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 7.83 7.83 0.95 0.95 0.00 0.00 0.00 0.00 00:30:15 ens3 142.64 160.55 226.93 2577.90 0.00 0.00 0.00 0.00 00:30:15 docker0 95.25 81.92 1355.85 10.49 0.00 0.00 0.00 0.00 Average: lo 114.71 114.71 108.70 108.70 0.00 0.00 0.00 0.00 Average: ens3 104.35 109.91 279.14 1325.12 0.00 0.00 0.00 0.00 Average: docker0 48.71 41.89 693.31 5.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-60933) 10/01/26 _x86_64_ (8 CPU) 00:00:26 LINUX RESTART (8 CPU) 00:10:15 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.87 0.00 1.69 0.12 0.01 68.31 00:20:01 0 26.27 0.00 1.69 0.14 0.01 71.89 00:20:01 1 32.40 0.00 1.82 0.26 0.02 65.50 00:20:01 2 28.24 0.00 1.63 0.06 0.01 70.06 00:20:01 3 32.97 0.00 1.74 0.08 0.01 65.20 00:20:01 4 29.33 0.00 1.51 0.02 0.01 69.13 00:20:01 5 31.78 0.00 1.61 0.15 0.01 66.45 00:20:01 6 30.15 0.00 1.77 0.16 0.01 67.91 00:20:01 7 27.78 0.00 1.71 0.11 0.01 70.38 00:30:15 all 8.72 0.00 1.16 0.13 0.00 89.99 00:30:15 0 10.41 0.00 1.30 0.13 0.00 88.16 00:30:15 1 5.93 0.00 0.73 0.16 0.00 93.18 00:30:15 2 4.55 0.00 0.65 0.05 0.00 94.74 00:30:15 3 9.57 0.00 0.96 0.11 0.00 89.35 00:30:15 4 8.70 0.00 0.71 0.12 0.00 90.46 00:30:15 5 6.62 0.00 1.26 0.33 0.00 91.79 00:30:15 6 12.71 0.00 2.16 0.10 0.01 85.02 00:30:15 7 11.29 0.00 1.47 0.05 0.00 87.19 Average: all 19.04 0.00 1.41 0.13 0.01 79.41 Average: 0 18.15 0.00 1.49 0.13 0.01 80.22 Average: 1 18.88 0.00 1.26 0.21 0.01 79.64 Average: 2 16.12 0.00 1.13 0.06 0.01 82.69 Average: 3 20.99 0.00 1.34 0.09 0.01 77.57 Average: 4 18.76 0.00 1.10 0.07 0.01 80.05 Average: 5 18.91 0.00 1.43 0.24 0.01 79.42 Average: 6 21.22 0.00 1.97 0.13 0.01 76.67 Average: 7 19.34 0.00 1.59 0.08 0.01 78.98