---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6742 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 12G 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 888 24633 4 6570 30735 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:c1:b9:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83435sec preferred_lft 83435sec inet6 fe80::f816:3eff:fec1:b908/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:c0:09:65:c4:3e 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-6742) 09/10/26 _x86_64_ (8 CPU) 10:05:41 LINUX RESTART (8 CPU) 10:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:18 50.21 4.91 42.48 2.81 482.49 6209.74 8100.20 10:30:18 21.79 0.13 19.03 2.63 5.72 2108.03 5812.89 10:40:18 35.99 0.01 31.43 4.56 0.25 3156.24 12688.12 10:50:18 25.09 0.18 22.06 2.85 10.80 6747.03 9229.31 Average: 33.27 1.31 28.75 3.21 124.81 4555.25 8957.63 10:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:18 26252624 29707144 2603184 7.92 146996 3557956 2805488 8.27 696616 5488728 37556 10:30:18 25462696 29415276 2890692 8.80 175872 3982892 3496100 10.31 804344 6115804 103688 10:40:18 24227624 28845544 3455408 10.51 213304 4555272 3447148 10.17 972876 7120268 179140 10:50:18 25417100 31650960 643952 1.96 232744 6090592 1249580 3.68 1580204 5237012 8 Average: 25340011 29904731 2398309 7.30 192229 4546678 2749579 8.11 1013510 5990453 80098 10:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:18 lo 937.67 937.67 891.72 891.72 0.00 0.00 0.00 0.00 10:20:18 ens3 166.95 123.83 1189.54 23.57 0.00 0.00 0.00 0.00 10:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:18 lo 1145.06 1145.06 1089.89 1089.89 0.00 0.00 0.00 0.00 10:30:18 ens3 35.76 26.02 18.32 12.14 0.00 0.00 0.00 0.00 10:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:18 lo 2065.59 2065.59 1968.10 1968.10 0.00 0.00 0.00 0.00 10:40:18 ens3 45.06 31.74 17.11 14.70 0.00 0.00 0.00 0.00 10:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:18 lo 859.00 859.00 808.80 808.80 0.00 0.00 0.00 0.00 10:50:18 ens3 83.34 75.67 234.35 193.15 0.00 0.00 0.00 0.00 10:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1251.83 1251.83 1189.63 1189.63 0.00 0.00 0.00 0.00 Average: ens3 82.78 64.31 364.83 60.89 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-6742) 09/10/26 _x86_64_ (8 CPU) 10:05:41 LINUX RESTART (8 CPU) 10:10:18 CPU %user %nice %system %iowait %steal %idle 10:20:18 all 25.59 0.00 1.57 0.24 0.03 72.58 10:20:18 0 25.56 0.00 1.59 0.13 0.03 72.69 10:20:18 1 25.56 0.00 1.61 0.70 0.03 72.09 10:20:18 2 23.85 0.00 1.53 0.15 0.03 74.45 10:20:18 3 26.30 0.00 1.41 0.09 0.03 72.18 10:20:18 4 24.56 0.00 1.64 0.17 0.03 73.60 10:20:18 5 26.35 0.00 1.53 0.13 0.03 71.96 10:20:18 6 27.34 0.00 1.75 0.45 0.02 70.44 10:20:18 7 25.17 0.00 1.48 0.08 0.03 73.25 10:30:18 all 34.88 0.00 1.64 0.06 0.03 63.39 10:30:18 0 32.95 0.00 1.53 0.04 0.03 65.45 10:30:18 1 34.93 0.00 1.80 0.06 0.03 63.17 10:30:18 2 34.22 0.00 1.55 0.07 0.03 64.13 10:30:18 3 36.30 0.00 1.82 0.04 0.03 61.80 10:30:18 4 34.07 0.00 1.64 0.13 0.03 64.14 10:30:18 5 35.56 0.00 1.47 0.06 0.03 62.88 10:30:18 6 37.22 0.00 1.83 0.04 0.03 60.88 10:30:18 7 33.83 0.00 1.50 0.02 0.03 64.62 10:40:18 all 41.25 0.00 2.11 0.08 0.04 56.52 10:40:18 0 38.23 0.00 2.35 0.07 0.04 59.31 10:40:18 1 42.92 0.00 2.12 0.09 0.04 54.83 10:40:18 2 44.26 0.00 1.98 0.04 0.04 53.69 10:40:18 3 39.03 0.00 2.38 0.04 0.04 58.52 10:40:18 4 43.29 0.00 2.02 0.14 0.05 54.50 10:40:18 5 42.20 0.00 2.13 0.15 0.04 55.48 10:40:18 6 39.75 0.00 1.92 0.04 0.04 58.25 10:40:18 7 40.35 0.00 1.94 0.06 0.04 57.61 10:50:18 all 24.03 0.00 1.30 0.11 0.02 74.54 10:50:18 0 23.17 0.00 1.25 0.01 0.02 75.55 10:50:18 1 22.13 0.00 1.56 0.32 0.02 75.97 10:50:18 2 26.76 0.00 1.36 0.15 0.02 71.71 10:50:18 3 30.62 0.00 1.13 0.03 0.02 68.20 10:50:18 4 19.03 0.00 1.12 0.07 0.02 79.76 10:50:18 5 24.01 0.00 1.45 0.07 0.02 74.46 10:50:18 6 22.06 0.00 1.31 0.11 0.03 76.49 10:50:18 7 24.49 0.00 1.20 0.14 0.02 74.15 Average: all 31.44 0.00 1.65 0.12 0.03 66.76 Average: 0 29.98 0.00 1.68 0.06 0.03 68.25 Average: 1 31.39 0.00 1.77 0.29 0.03 66.51 Average: 2 32.27 0.00 1.60 0.10 0.03 65.99 Average: 3 33.06 0.00 1.68 0.05 0.03 65.18 Average: 4 30.23 0.00 1.61 0.12 0.03 68.01 Average: 5 32.02 0.00 1.65 0.10 0.03 66.20 Average: 6 31.59 0.00 1.70 0.16 0.03 66.52 Average: 7 30.95 0.00 1.53 0.07 0.03 67.41