---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65808 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 876 25017 4 6199 30748 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:d2:9f:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83721sec preferred_lft 83721sec inet6 fe80::f816:3eff:fed2:9fe7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:2c:88:12:3d:ba 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65808) 04/01/26 _x86_64_ (8 CPU) 15:57:47 LINUX RESTART (8 CPU) 16:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:09 40.51 2.57 21.41 16.53 141.57 4340.19 519631.29 16:20:09 33.99 0.11 29.40 4.48 5.23 2407.93 8884.52 16:30:09 33.28 0.01 29.07 4.20 0.13 3067.57 15078.93 16:40:09 21.59 0.30 18.68 2.60 11.71 5583.31 11378.41 Average: 32.34 0.75 24.64 6.95 39.66 3849.75 138743.29 16:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:09 25712360 29140816 3170756 9.65 159128 3503924 3318320 9.79 692032 6028636 19996 16:20:09 25180120 29141852 3165008 9.63 196492 3954576 3212684 9.47 817736 6385660 151628 16:30:09 24574440 29021780 3281004 9.98 221860 4374560 3249668 9.58 940312 6814980 91580 16:40:09 25788368 31642792 655004 1.99 237116 5716188 1223352 3.61 1480660 4958296 4 Average: 25313822 29736810 2567943 7.81 203649 4387312 2751006 8.11 982685 6046893 65802 16:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:09 lo 827.42 827.42 787.70 787.70 0.00 0.00 0.00 0.00 16:10:09 ens3 117.36 94.39 854.62 23.57 0.00 0.00 0.00 0.00 16:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:09 lo 1942.36 1942.36 1849.93 1849.93 0.00 0.00 0.00 0.00 16:20:09 ens3 48.62 34.12 17.27 12.98 0.00 0.00 0.00 0.00 16:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:09 lo 1627.94 1627.94 1550.04 1550.04 0.00 0.00 0.00 0.00 16:30:09 ens3 61.02 41.73 20.66 16.00 0.00 0.00 0.00 0.00 16:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:09 lo 495.96 495.96 458.68 458.68 0.00 0.00 0.00 0.00 16:40:09 ens3 101.20 99.61 189.54 433.95 0.00 0.00 0.00 0.00 16:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1223.42 1223.42 1161.59 1161.59 0.00 0.00 0.00 0.00 Average: ens3 82.05 67.47 270.53 121.63 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-65808) 04/01/26 _x86_64_ (8 CPU) 15:57:47 LINUX RESTART (8 CPU) 16:00:09 CPU %user %nice %system %iowait %steal %idle 16:10:09 all 36.19 0.00 1.43 0.06 0.07 62.25 16:10:09 0 31.37 0.00 1.28 0.03 0.07 67.26 16:10:09 1 37.04 0.00 1.49 0.11 0.07 61.29 16:10:09 2 34.52 0.00 1.49 0.04 0.07 63.88 16:10:09 3 36.92 0.00 1.35 0.03 0.07 61.62 16:10:09 4 36.27 0.00 1.21 0.04 0.07 62.41 16:10:09 5 37.63 0.00 1.52 0.03 0.07 60.76 16:10:09 6 39.98 0.00 1.51 0.19 0.07 58.25 16:10:09 7 35.81 0.00 1.57 0.03 0.07 62.52 16:20:09 all 38.11 0.00 1.70 0.05 0.07 60.07 16:20:09 0 33.03 0.00 1.41 0.04 0.07 65.44 16:20:09 1 43.11 0.00 2.09 0.04 0.08 54.69 16:20:09 2 39.54 0.00 2.11 0.03 0.07 58.24 16:20:09 3 42.44 0.00 1.54 0.03 0.07 55.92 16:20:09 4 39.16 0.00 1.74 0.02 0.07 59.00 16:20:09 5 34.74 0.00 1.51 0.04 0.07 63.64 16:20:09 6 37.25 0.00 1.67 0.13 0.07 60.87 16:20:09 7 35.59 0.00 1.55 0.03 0.07 62.76 16:30:09 all 37.88 0.00 1.82 0.07 0.08 60.16 16:30:09 0 31.99 0.00 1.72 0.05 0.08 66.15 16:30:09 1 39.54 0.00 1.95 0.07 0.09 58.35 16:30:09 2 42.71 0.00 2.06 0.04 0.09 55.10 16:30:09 3 41.74 0.00 2.00 0.03 0.08 56.14 16:30:09 4 39.38 0.00 1.77 0.04 0.08 58.72 16:30:09 5 37.70 0.00 1.70 0.06 0.08 60.46 16:30:09 6 35.68 0.00 1.54 0.03 0.08 62.67 16:30:09 7 34.30 0.00 1.78 0.22 0.08 63.62 16:40:09 all 17.97 0.00 0.85 0.13 0.06 80.99 16:40:09 0 19.87 0.00 0.92 0.10 0.06 79.05 16:40:09 1 21.16 0.00 0.88 0.07 0.07 77.82 16:40:09 2 18.39 0.00 0.81 0.08 0.06 80.66 16:40:09 3 21.01 0.00 1.16 0.26 0.06 77.52 16:40:09 4 14.96 0.00 0.69 0.11 0.05 84.19 16:40:09 5 19.79 0.00 0.74 0.07 0.06 79.34 16:40:09 6 14.49 0.00 0.88 0.02 0.05 84.56 16:40:09 7 14.11 0.00 0.76 0.31 0.05 84.77 Average: all 32.53 0.00 1.45 0.08 0.07 65.87 Average: 0 29.07 0.00 1.33 0.05 0.07 69.48 Average: 1 35.21 0.00 1.60 0.07 0.08 63.04 Average: 2 33.78 0.00 1.62 0.05 0.07 64.48 Average: 3 35.52 0.00 1.51 0.09 0.07 62.81 Average: 4 32.44 0.00 1.35 0.05 0.07 66.09 Average: 5 32.46 0.00 1.37 0.05 0.07 66.05 Average: 6 31.84 0.00 1.40 0.09 0.07 66.59 Average: 7 29.95 0.00 1.41 0.15 0.07 68.42