---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13122 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 12G 144G 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 891 24760 4 6440 30733 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:74:e5:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83500sec preferred_lft 83500sec inet6 fe80::f816:3eff:fe74:e50a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:92:65:54:aa:72 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-13122) 12/12/25 _x86_64_ (8 CPU) 17:58:25 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:07 36.82 3.80 18.15 14.87 767.89 3536.26 510710.67 18:20:02 29.33 0.20 25.50 3.63 9.45 3182.45 19268.35 18:30:01 31.62 0.01 27.24 4.37 0.04 2731.17 52557.39 18:40:07 33.52 0.01 29.36 4.16 0.08 2955.22 26878.96 Average: 32.84 1.01 25.06 6.78 195.71 3101.91 153216.01 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:07 26697388 29938728 2378424 7.24 133360 3389892 2702324 7.97 726100 5029712 219792 18:20:02 25951628 29688788 2618156 7.97 172124 3792352 2713292 8.00 905464 5554624 14648 18:30:01 25440768 29574852 2729200 8.30 202120 4122856 2861476 8.44 1010512 5929312 27604 18:40:07 24844592 29484844 2815400 8.57 226568 4561896 2849740 8.40 1137324 6345060 22172 Average: 25733594 29671803 2635295 8.02 183543 3966749 2781708 8.20 944850 5714677 71054 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:07 lo 288.78 288.78 274.95 274.95 0.00 0.00 0.00 0.00 18:10:07 ens3 95.99 70.51 1015.88 12.98 0.00 0.00 0.00 0.00 18:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 lo 1310.40 1310.40 1246.46 1246.46 0.00 0.00 0.00 0.00 18:20:02 ens3 61.43 44.87 55.82 16.98 0.00 0.00 0.00 0.00 18:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 2339.30 2339.30 2229.24 2229.24 0.00 0.00 0.00 0.00 18:30:01 ens3 42.19 30.96 14.03 12.04 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:07 lo 1517.55 1517.55 1444.33 1444.33 0.00 0.00 0.00 0.00 18:40:07 ens3 57.35 40.82 21.45 16.82 0.00 0.00 0.00 0.00 18:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1361.65 1361.65 1296.50 1296.50 0.00 0.00 0.00 0.00 Average: ens3 64.31 46.84 278.49 14.70 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-13122) 12/12/25 _x86_64_ (8 CPU) 17:58:25 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:07 all 7.34 0.00 0.45 0.11 0.03 92.07 18:10:07 0 7.24 0.00 0.35 0.20 0.02 92.20 18:10:07 1 8.27 0.00 0.62 0.18 0.03 90.90 18:10:07 2 10.01 0.00 0.52 0.09 0.03 89.34 18:10:07 3 6.16 0.00 0.36 0.04 0.03 93.41 18:10:07 4 7.40 0.00 0.42 0.04 0.02 92.12 18:10:07 5 6.76 0.00 0.47 0.16 0.02 92.59 18:10:07 6 6.08 0.00 0.45 0.10 0.03 93.33 18:10:07 7 6.77 0.00 0.42 0.09 0.02 92.69 18:20:02 all 38.98 0.00 1.62 0.06 0.08 59.27 18:20:02 0 38.27 0.00 1.64 0.05 0.08 59.95 18:20:02 1 42.69 0.00 1.62 0.07 0.08 55.54 18:20:02 2 43.20 0.00 1.79 0.08 0.08 54.84 18:20:02 3 39.86 0.00 1.58 0.03 0.08 58.45 18:20:02 4 38.65 0.00 1.78 0.05 0.07 59.44 18:20:02 5 39.44 0.00 1.55 0.04 0.08 58.89 18:20:02 6 35.99 0.00 1.58 0.03 0.07 62.33 18:20:02 7 33.76 0.00 1.38 0.08 0.07 64.70 18:30:01 all 31.38 0.00 1.66 3.37 0.08 63.52 18:30:01 0 23.31 0.00 1.29 1.65 0.07 73.68 18:30:01 1 33.19 0.00 2.01 5.94 0.07 58.79 18:30:01 2 34.33 0.00 1.83 3.98 0.08 59.78 18:30:01 3 31.65 0.00 1.54 1.54 0.07 65.19 18:30:01 4 31.71 0.00 1.49 3.20 0.07 63.52 18:30:01 5 30.67 0.00 1.53 7.55 0.08 60.17 18:30:01 6 33.48 0.00 1.90 1.29 0.07 63.25 18:30:01 7 32.72 0.00 1.70 1.78 0.07 63.72 18:40:07 all 35.94 0.00 1.74 0.51 0.09 61.72 18:40:07 0 36.27 0.00 1.65 0.24 0.09 61.76 18:40:07 1 35.78 0.00 1.99 0.21 0.09 61.93 18:40:07 2 38.27 0.00 1.64 0.14 0.09 59.86 18:40:07 3 36.91 0.00 1.67 0.40 0.08 60.93 18:40:07 4 36.24 0.00 1.55 1.08 0.09 61.04 18:40:07 5 35.29 0.00 1.74 0.95 0.09 61.93 18:40:07 6 32.62 0.00 1.80 0.67 0.09 64.82 18:40:07 7 36.13 0.00 1.90 0.39 0.08 61.50 Average: all 28.34 0.00 1.37 1.01 0.07 69.22 Average: 0 26.21 0.00 1.23 0.53 0.06 71.96 Average: 1 29.90 0.00 1.56 1.59 0.07 66.88 Average: 2 31.37 0.00 1.44 1.07 0.07 66.04 Average: 3 28.56 0.00 1.29 0.50 0.07 69.58 Average: 4 28.42 0.00 1.31 1.09 0.06 69.11 Average: 5 27.96 0.00 1.32 2.17 0.07 68.49 Average: 6 26.97 0.00 1.43 0.52 0.07 71.01 Average: 7 27.29 0.00 1.35 0.58 0.06 70.72