---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5592 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 nrip_save 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 20G 136G 13% / 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 830 17591 4 13670 30794 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:85:65:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.40/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83780sec preferred_lft 83780sec inet6 fe80::f816:3eff:fe85:6522/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:09:34:18:3c:05 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::7409:34ff:fe18:3c05/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-5592) 08/10/26 _x86_64_ (8 CPU) 10:49:43 LINUX RESTART (8 CPU) 10:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 17.68 7.84 9.41 0.43 1366.11 12040.95 30163.37 11:10:01 1.90 0.35 1.54 0.01 6.58 18.95 11.33 11:20:11 104.11 3.08 98.55 2.47 259.80 20217.93 80549.16 11:30:02 177.95 1.35 171.88 4.72 16.69 33843.09 111584.16 Average: 75.13 3.16 70.06 1.90 413.55 16479.85 55459.27 10:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 29891920 31767728 614092 1.87 65660 2145848 1543132 4.55 204192 2461936 8 11:10:01 29875684 31754636 626940 1.91 66760 2147372 1547176 4.56 206688 2502784 188 11:20:11 23691048 31222008 1071204 3.26 194552 7435668 1655360 4.88 1370916 7180096 502468 11:30:02 18145920 31109684 1139416 3.47 367656 12284028 1716700 5.06 4829760 8812312 200340 Average: 25401143 31463514 862913 2.63 173657 6003229 1615592 4.76 1652889 5239282 175751 10:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 11:00:01 ens3 37.68 20.06 380.90 3.64 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:01 ens3 1.74 1.12 0.94 1.02 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:11 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 11:20:11 ens3 99.00 72.37 1171.76 146.06 0.00 0.00 0.00 0.00 11:20:11 docker0 2.13 6.87 0.15 137.55 0.00 0.00 0.00 0.00 11:30:02 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 11:30:02 ens3 99.86 70.56 983.67 1607.93 0.00 0.00 0.00 0.00 11:30:02 docker0 27.33 45.13 2.21 904.43 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 59.56 41.03 635.01 434.13 0.00 0.00 0.00 0.00 Average: docker0 7.27 12.85 0.58 257.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-5592) 08/10/26 _x86_64_ (8 CPU) 10:49:43 LINUX RESTART (8 CPU) 10:50:00 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 0.46 0.00 0.15 0.56 0.01 98.82 11:00:01 0 0.34 0.00 0.10 0.06 0.00 99.49 11:00:01 1 0.32 0.00 0.12 0.39 0.02 99.15 11:00:01 2 0.36 0.00 0.14 1.71 0.01 97.77 11:00:01 3 0.50 0.00 0.26 0.19 0.01 99.04 11:00:01 4 0.46 0.00 0.16 0.96 0.01 98.42 11:00:01 5 0.60 0.00 0.14 0.24 0.02 98.99 11:00:01 6 0.54 0.00 0.13 0.28 0.01 99.05 11:00:01 7 0.58 0.00 0.13 0.60 0.01 98.68 11:10:01 all 0.10 0.00 0.02 0.02 0.01 99.86 11:10:01 0 0.06 0.00 0.02 0.00 0.00 99.91 11:10:01 1 0.03 0.00 0.03 0.01 0.02 99.92 11:10:01 2 0.02 0.00 0.02 0.00 0.01 99.95 11:10:01 3 0.41 0.00 0.02 0.08 0.01 99.48 11:10:01 4 0.03 0.00 0.02 0.00 0.00 99.95 11:10:01 5 0.06 0.00 0.02 0.03 0.01 99.89 11:10:01 6 0.03 0.00 0.02 0.01 0.01 99.94 11:10:01 7 0.14 0.00 0.01 0.00 0.01 99.85 11:20:11 all 5.10 0.00 1.07 4.26 0.03 89.53 11:20:11 0 5.57 0.00 1.13 2.99 0.03 90.27 11:20:11 1 5.86 0.00 1.05 2.80 0.03 90.26 11:20:11 2 5.06 0.00 1.12 3.92 0.04 89.85 11:20:11 3 5.08 0.00 1.08 3.31 0.03 90.49 11:20:11 4 5.21 0.00 1.14 3.47 0.03 90.14 11:20:11 5 4.30 0.00 0.81 1.17 0.02 93.69 11:20:11 6 4.90 0.00 1.06 2.05 0.03 91.97 11:20:11 7 4.84 0.00 1.17 14.40 0.03 79.56 11:30:02 all 12.07 0.00 3.43 2.59 0.07 81.83 11:30:02 0 12.47 0.00 3.44 1.74 0.06 82.29 11:30:02 1 9.06 0.00 3.06 1.42 0.06 86.40 11:30:02 2 14.07 0.00 3.83 1.62 0.07 80.41 11:30:02 3 11.68 0.00 3.44 2.54 0.06 82.27 11:30:02 4 10.58 0.00 3.24 7.77 0.07 78.33 11:30:02 5 9.38 0.00 3.12 2.61 0.06 84.82 11:30:02 6 14.51 0.00 3.60 1.28 0.07 80.54 11:30:02 7 14.86 0.00 3.72 1.78 0.07 79.57 Average: all 4.39 0.00 1.15 1.86 0.03 92.56 Average: 0 4.57 0.00 1.16 1.20 0.03 93.04 Average: 1 3.80 0.00 1.05 1.16 0.03 93.95 Average: 2 4.82 0.00 1.26 1.82 0.03 92.06 Average: 3 4.38 0.00 1.19 1.53 0.03 92.87 Average: 4 4.03 0.00 1.13 3.02 0.03 91.79 Average: 5 3.56 0.00 1.01 1.00 0.03 94.40 Average: 6 4.94 0.00 1.19 0.90 0.03 92.94 Average: 7 5.04 0.00 1.24 4.24 0.03 89.44