---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7178 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 13G 143G 8% / 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 893 24533 4 6664 30729 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:bf:d7:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82753sec preferred_lft 82753sec inet6 fe80::f816:3eff:febf:d7df/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:b4:59:02:71:76 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-7178) 09/11/26 _x86_64_ (8 CPU) 09:53:17 LINUX RESTART (8 CPU) 10:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 1.36 0.01 1.34 0.01 0.04 16.74 1.10 10:20:07 46.50 4.62 39.54 2.33 271.18 5439.73 4545.47 10:30:12 25.05 0.14 21.94 2.96 5.77 2601.90 4485.72 10:40:01 36.02 0.00 31.36 4.66 0.20 3204.63 14957.58 10:50:14 22.80 0.18 20.06 2.57 10.43 6463.98 10060.02 Average: 26.48 1.00 22.96 2.51 58.20 3581.89 6824.05 10:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 29967456 31869308 510552 1.55 65980 2171696 1553816 4.58 232812 2355712 12 10:20:07 26011348 29525408 2783640 8.47 150524 3612376 2916276 8.60 655940 5753220 114688 10:30:12 25143728 29119660 3184456 9.69 180768 4001680 3182112 9.38 774540 6450544 7004 10:40:01 24306180 28891740 3407924 10.37 218744 4517948 3845404 11.34 923608 7104776 39384 10:50:14 25321644 31652024 641056 1.95 236456 6179852 1264076 3.73 1548152 5360100 28 Average: 26150071 30211628 2105526 6.41 170494 4096710 2552337 7.53 827010 5404870 32223 10:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:01 ens3 0.36 0.09 0.04 0.02 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:07 lo 847.03 847.03 805.43 805.43 0.00 0.00 0.00 0.00 10:20:07 ens3 164.86 124.11 1117.80 21.90 0.00 0.00 0.00 0.00 10:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:12 lo 1281.14 1281.14 1219.62 1219.62 0.00 0.00 0.00 0.00 10:30:12 ens3 46.19 30.39 19.97 13.39 0.00 0.00 0.00 0.00 10:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 2215.61 2215.61 2111.14 2111.14 0.00 0.00 0.00 0.00 10:40:01 ens3 55.34 36.31 19.26 16.23 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:14 lo 809.35 809.35 760.50 760.50 0.00 0.00 0.00 0.00 10:50:14 ens3 90.83 81.05 230.89 207.22 0.00 0.00 0.00 0.00 10:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1031.27 1031.27 979.88 979.88 0.00 0.00 0.00 0.00 Average: ens3 72.22 54.98 281.18 52.73 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-7178) 09/11/26 _x86_64_ (8 CPU) 09:53:17 LINUX RESTART (8 CPU) 10:00:18 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 0.07 0.00 0.02 0.01 0.00 99.90 10:10:01 0 0.02 0.00 0.03 0.00 0.00 99.95 10:10:01 1 0.02 0.00 0.02 0.00 0.00 99.97 10:10:01 2 0.03 0.00 0.03 0.00 0.01 99.93 10:10:01 3 0.01 0.00 0.01 0.00 0.00 99.98 10:10:01 4 0.01 0.00 0.01 0.00 0.00 99.97 10:10:01 5 0.02 0.00 0.01 0.01 0.01 99.96 10:10:01 6 0.01 0.00 0.01 0.00 0.00 99.97 10:10:01 7 0.47 0.00 0.02 0.03 0.01 99.48 10:20:07 all 22.28 0.00 1.27 0.18 0.03 76.24 10:20:07 0 23.30 0.00 1.31 0.07 0.03 75.30 10:20:07 1 20.57 0.00 1.40 0.39 0.03 77.60 10:20:07 2 22.33 0.00 1.44 0.09 0.03 76.11 10:20:07 3 22.57 0.00 1.18 0.06 0.03 76.16 10:20:07 4 21.95 0.00 1.18 0.05 0.02 76.80 10:20:07 5 27.43 0.00 1.31 0.21 0.02 71.03 10:20:07 6 21.09 0.00 1.23 0.09 0.03 77.57 10:20:07 7 19.04 0.00 1.13 0.48 0.03 79.32 10:30:12 all 32.82 0.00 1.61 0.06 0.02 65.49 10:30:12 0 30.44 0.00 1.55 0.05 0.02 67.94 10:30:12 1 30.31 0.00 1.48 0.05 0.03 68.13 10:30:12 2 34.47 0.00 1.69 0.03 0.02 63.78 10:30:12 3 34.15 0.00 1.50 0.07 0.02 64.26 10:30:12 4 31.56 0.00 1.58 0.06 0.02 66.78 10:30:12 5 35.35 0.00 1.88 0.03 0.03 62.71 10:30:12 6 30.00 0.00 1.67 0.12 0.02 68.19 10:30:12 7 36.30 0.00 1.53 0.03 0.02 62.11 10:40:01 all 40.53 0.00 2.10 0.07 0.02 57.28 10:40:01 0 35.87 0.00 2.02 0.08 0.02 62.01 10:40:01 1 43.38 0.00 2.24 0.06 0.03 54.30 10:40:01 2 41.09 0.00 1.86 0.03 0.03 56.99 10:40:01 3 41.70 0.00 2.11 0.05 0.03 56.11 10:40:01 4 36.66 0.00 2.18 0.15 0.02 60.99 10:40:01 5 42.54 0.00 2.30 0.04 0.03 55.10 10:40:01 6 39.50 0.00 2.18 0.08 0.03 58.22 10:40:01 7 43.49 0.00 1.90 0.05 0.02 54.53 10:50:14 all 21.74 0.00 1.12 0.07 0.01 77.05 10:50:14 0 20.29 0.00 0.98 0.08 0.01 78.63 10:50:14 1 23.54 0.00 1.40 0.15 0.02 74.89 10:50:14 2 19.60 0.00 1.24 0.02 0.01 79.11 10:50:14 3 23.89 0.00 1.15 0.04 0.02 74.90 10:50:14 4 19.64 0.00 1.12 0.03 0.01 79.19 10:50:14 5 23.93 0.00 1.04 0.01 0.01 75.01 10:50:14 6 20.20 0.00 1.15 0.18 0.01 78.45 10:50:14 7 22.84 0.00 0.90 0.05 0.02 76.19 Average: all 23.56 0.00 1.23 0.08 0.02 75.12 Average: 0 22.07 0.00 1.18 0.06 0.02 76.68 Average: 1 23.62 0.00 1.31 0.13 0.02 74.92 Average: 2 23.57 0.00 1.26 0.04 0.02 75.11 Average: 3 24.54 0.00 1.19 0.04 0.02 74.20 Average: 4 22.04 0.00 1.22 0.06 0.02 76.67 Average: 5 25.94 0.00 1.31 0.06 0.02 72.67 Average: 6 22.21 0.00 1.25 0.09 0.02 76.42 Average: 7 24.48 0.00 1.10 0.13 0.02 74.27