---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22543 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 955 24931 4 6205 30669 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:a8:5f:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83508sec preferred_lft 83508sec inet6 fe80::f816:3eff:fea8:5f8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:e0:a6:bf:a2:b5 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-22543) 02/26/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:18 12.93 2.75 9.87 0.32 148.33 1859.95 656.82 18:20:15 45.39 0.73 26.58 18.08 27.29 4107.52 522064.44 18:30:01 36.46 0.01 31.54 4.91 0.08 2658.61 18033.86 18:40:19 33.37 0.03 29.28 4.05 0.41 3197.83 41736.63 Average: 31.88 0.89 24.21 6.77 44.68 2950.59 144108.64 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:18 28323860 30915668 1416596 4.31 119128 2765336 1861928 5.49 428236 3745048 161756 18:20:15 25825680 29292672 3015552 9.18 169324 3527500 3064560 9.04 721924 5851844 17412 18:30:01 25322460 29216064 3089136 9.40 200656 3885208 3085588 9.10 834456 6216780 31160 18:40:19 24216184 29082084 3217660 9.79 233340 4760948 3145676 9.28 1028892 7040928 376384 Average: 25922046 29626622 2684736 8.17 180612 3734748 2789438 8.23 753377 5713650 146678 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:18 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 18:10:18 ens3 61.36 52.24 655.64 8.52 0.00 0.00 0.00 0.00 18:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:15 lo 1381.08 1381.08 1313.71 1313.71 0.00 0.00 0.00 0.00 18:20:15 ens3 91.91 66.38 353.87 20.59 0.00 0.00 0.00 0.00 18:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1992.84 1992.84 1898.12 1898.12 0.00 0.00 0.00 0.00 18:30:01 ens3 52.94 35.07 19.18 14.42 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 18:40:19 lo 1485.88 1485.88 1413.59 1413.59 0.00 0.00 0.00 0.00 18:40:19 ens3 74.02 52.58 160.78 19.40 0.00 0.00 0.00 0.00 18:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1204.08 1204.08 1145.94 1145.94 0.00 0.00 0.00 0.00 Average: ens3 70.10 51.65 300.31 15.71 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-22543) 02/26/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:18 all 3.05 0.00 0.19 0.05 0.02 96.69 18:10:18 0 3.14 0.00 0.12 0.14 0.01 96.59 18:10:18 1 2.56 0.00 0.22 0.07 0.02 97.13 18:10:18 2 3.33 0.00 0.22 0.02 0.02 96.41 18:10:18 3 3.86 0.00 0.19 0.01 0.02 95.92 18:10:18 4 2.51 0.00 0.16 0.05 0.01 97.26 18:10:18 5 2.79 0.00 0.25 0.06 0.02 96.89 18:10:18 6 2.71 0.00 0.22 0.01 0.01 97.05 18:10:18 7 3.54 0.00 0.18 0.04 0.01 96.23 18:20:15 all 39.95 0.00 1.68 0.08 0.07 58.22 18:20:15 0 35.89 0.00 1.72 0.06 0.08 62.26 18:20:15 1 43.99 0.00 1.86 0.06 0.08 54.02 18:20:15 2 40.77 0.00 1.91 0.05 0.08 57.20 18:20:15 3 43.21 0.00 1.65 0.05 0.08 55.02 18:20:15 4 35.52 0.00 1.55 0.25 0.07 62.61 18:20:15 5 41.89 0.00 1.66 0.04 0.08 56.32 18:20:15 6 37.15 0.00 1.50 0.04 0.07 61.24 18:20:15 7 41.16 0.00 1.60 0.05 0.07 57.12 18:30:01 all 34.54 0.00 1.73 0.07 0.07 63.59 18:30:01 0 33.72 0.00 1.74 0.11 0.07 64.35 18:30:01 1 33.90 0.00 1.70 0.02 0.07 64.30 18:30:01 2 35.73 0.00 1.74 0.12 0.07 62.34 18:30:01 3 33.10 0.00 1.59 0.04 0.07 65.19 18:30:01 4 31.90 0.00 1.77 0.03 0.07 66.23 18:30:01 5 37.56 0.00 1.89 0.10 0.07 60.38 18:30:01 6 33.31 0.00 1.54 0.04 0.07 65.05 18:30:01 7 37.08 0.00 1.85 0.13 0.07 60.87 18:40:19 all 36.07 0.00 1.74 0.08 0.07 62.04 18:40:19 0 36.46 0.00 1.58 0.21 0.08 61.67 18:40:19 1 34.60 0.00 2.10 0.10 0.07 63.12 18:40:19 2 36.48 0.00 2.05 0.04 0.07 61.36 18:40:19 3 37.65 0.00 1.53 0.06 0.07 60.69 18:40:19 4 36.82 0.00 1.63 0.05 0.07 61.42 18:40:19 5 37.47 0.00 1.73 0.08 0.08 60.65 18:40:19 6 33.42 0.00 1.44 0.06 0.07 65.01 18:40:19 7 35.63 0.00 1.88 0.05 0.07 62.37 Average: all 28.22 0.00 1.33 0.07 0.06 70.33 Average: 0 27.14 0.00 1.28 0.13 0.06 71.39 Average: 1 28.56 0.00 1.46 0.06 0.06 69.85 Average: 2 28.88 0.00 1.47 0.06 0.06 69.53 Average: 3 29.28 0.00 1.23 0.04 0.06 69.38 Average: 4 26.54 0.00 1.27 0.10 0.06 72.04 Average: 5 29.72 0.00 1.37 0.07 0.06 68.78 Average: 6 26.47 0.00 1.17 0.04 0.06 72.27 Average: 7 29.14 0.00 1.37 0.06 0.06 69.37