---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-705 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 17G 138G 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 743 19486 4 11862 30880 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:b4:7a:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84326sec preferred_lft 84326sec inet6 fe80::f816:3eff:feb4:7afa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:5b:a1:51:25:a9 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::d05b:a1ff:fe51:25a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-705) 09/06/26 _x86_64_ (8 CPU) 00:36:50 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 15.31 2.13 12.58 0.60 131.40 6122.83 1480.16 01:00:16 22.49 0.48 21.53 0.49 17.48 15194.13 801.15 01:10:01 27.65 1.97 24.69 1.00 320.73 8605.40 2967.52 Average: 21.77 1.51 19.56 0.69 154.08 10021.98 1731.94 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 24765720 29148728 3158312 9.61 145164 4452908 3710816 10.94 813640 6828076 19388 01:00:16 18859088 28888124 3396160 10.33 206032 9819712 3230044 9.53 2530380 10768500 973588 01:10:01 18978532 30590212 1682540 5.12 229060 11304272 2355540 6.95 2947180 10133612 28208 Average: 20867780 29542355 2745671 8.36 193419 8525631 3098800 9.14 2097067 9243396 340395 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 5.63 5.63 0.54 0.54 0.00 0.00 0.00 0.00 00:50:03 ens3 92.60 75.38 560.02 15.52 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:16 lo 236.30 236.30 230.95 230.95 0.00 0.00 0.00 0.00 01:00:16 ens3 55.72 46.86 216.56 12.50 0.00 0.00 0.00 0.00 01:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 lo 15.85 15.85 1.67 1.67 0.00 0.00 0.00 0.00 01:10:01 ens3 181.84 184.41 390.34 2536.16 0.00 0.00 0.00 0.00 01:10:01 docker0 71.45 65.24 1266.71 9.75 0.00 0.00 0.00 0.00 Average: lo 87.59 87.59 79.46 79.46 0.00 0.00 0.00 0.00 Average: ens3 109.02 101.08 387.80 833.48 0.00 0.00 0.00 0.00 Average: docker0 23.21 21.20 411.57 3.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-705) 09/06/26 _x86_64_ (8 CPU) 00:36:50 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 33.92 0.00 1.38 0.06 0.02 64.62 00:50:03 0 30.83 0.00 1.35 0.14 0.01 67.67 00:50:03 1 37.89 0.00 1.42 0.05 0.02 60.62 00:50:03 2 37.69 0.00 1.63 0.02 0.02 60.64 00:50:03 3 35.75 0.00 1.56 0.10 0.02 62.58 00:50:03 4 31.99 0.00 1.27 0.06 0.02 66.66 00:50:03 5 30.42 0.00 1.18 0.02 0.02 68.37 00:50:03 6 32.78 0.00 1.21 0.08 0.01 65.91 00:50:03 7 34.04 0.00 1.39 0.04 0.02 64.52 01:00:16 all 20.25 0.00 1.27 0.11 0.01 78.36 01:00:16 0 24.14 0.00 1.51 0.11 0.01 74.24 01:00:16 1 22.61 0.00 1.34 0.15 0.01 75.89 01:00:16 2 18.80 0.00 1.24 0.15 0.01 79.79 01:00:16 3 21.43 0.00 1.49 0.16 0.01 76.91 01:00:16 4 20.31 0.00 1.24 0.06 0.01 78.38 01:00:16 5 18.16 0.00 1.14 0.07 0.01 80.62 01:00:16 6 18.35 0.00 1.16 0.15 0.01 80.32 01:00:16 7 18.16 0.00 1.06 0.02 0.01 80.75 01:10:01 all 9.77 0.00 0.89 0.12 0.01 89.21 01:10:01 0 10.02 0.00 1.41 0.02 0.01 88.54 01:10:01 1 10.43 0.00 0.97 0.25 0.01 88.34 01:10:01 2 11.13 0.00 1.07 0.09 0.01 87.71 01:10:01 3 4.68 0.00 0.48 0.09 0.01 94.75 01:10:01 4 14.99 0.00 0.51 0.17 0.01 84.32 01:10:01 5 7.67 0.00 0.50 0.06 0.01 91.76 01:10:01 6 3.35 0.00 0.40 0.11 0.00 96.14 01:10:01 7 15.90 0.00 1.81 0.19 0.01 82.10 Average: all 21.41 0.00 1.18 0.10 0.01 77.30 Average: 0 21.78 0.00 1.42 0.09 0.01 76.69 Average: 1 23.76 0.00 1.24 0.15 0.01 74.84 Average: 2 22.62 0.00 1.32 0.09 0.01 75.97 Average: 3 20.77 0.00 1.18 0.12 0.01 77.92 Average: 4 22.48 0.00 1.01 0.10 0.01 76.40 Average: 5 18.85 0.00 0.95 0.05 0.01 80.15 Average: 6 18.30 0.00 0.93 0.12 0.01 80.65 Average: 7 22.72 0.00 1.41 0.08 0.01 75.77