---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65790 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 900 24937 4 6253 30723 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:22:e5:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83591sec preferred_lft 83591sec inet6 fe80::f816:3eff:fe22:e542/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:2c:21:26:c6:eb 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-65790) 04/01/26 _x86_64_ (8 CPU) 14:35:24 LINUX RESTART (8 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:15 24.40 2.48 19.73 2.18 138.58 3700.35 8834.18 15:00:11 29.66 0.14 25.70 3.82 5.52 2207.86 8546.63 15:10:01 48.45 0.01 29.21 19.23 0.26 3294.60 528464.99 15:20:14 21.61 0.29 18.65 2.67 11.41 5889.96 11383.89 Average: 30.87 0.74 23.25 6.88 39.57 3789.29 136451.95 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:15 26329556 29579704 2732680 8.32 149524 3351448 2955256 8.71 644572 5468476 312 15:00:11 25656040 29333628 2974208 9.05 180356 3706584 3541092 10.44 760508 5979588 44260 15:10:01 24339040 28801340 3501468 10.65 218644 4393536 3411028 10.06 935132 7056908 176128 15:20:14 25752264 31663016 634112 1.93 233784 5776640 1214908 3.58 1511048 4984112 132 Average: 25519225 29844422 2460617 7.49 195577 4307052 2780571 8.20 962815 5872271 55208 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:15 lo 810.85 810.85 772.12 772.12 0.00 0.00 0.00 0.00 14:50:15 ens3 106.19 80.94 814.21 18.80 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:11 lo 1602.35 1602.35 1525.60 1525.60 0.00 0.00 0.00 0.00 15:00:11 ens3 43.21 31.71 17.99 13.17 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 1716.78 1716.78 1634.92 1634.92 0.00 0.00 0.00 0.00 15:10:01 ens3 50.71 35.75 20.04 15.68 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:14 lo 563.51 563.51 523.42 523.42 0.00 0.00 0.00 0.00 15:20:14 ens3 103.75 108.13 205.53 884.08 0.00 0.00 0.00 0.00 15:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1164.90 1164.90 1105.89 1105.89 0.00 0.00 0.00 0.00 Average: ens3 76.45 64.65 268.68 236.63 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-65790) 04/01/26 _x86_64_ (8 CPU) 14:35:24 LINUX RESTART (8 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:15 all 29.56 0.00 1.36 0.07 0.07 68.94 14:50:15 0 31.12 0.00 1.39 0.04 0.07 67.38 14:50:15 1 28.77 0.00 1.41 0.06 0.07 69.69 14:50:15 2 29.81 0.00 1.41 0.04 0.08 68.66 14:50:15 3 28.74 0.00 1.24 0.07 0.07 69.88 14:50:15 4 33.14 0.00 1.63 0.06 0.07 65.09 14:50:15 5 28.72 0.00 1.22 0.08 0.07 69.91 14:50:15 6 26.02 0.00 1.25 0.04 0.06 72.63 14:50:15 7 30.19 0.00 1.35 0.13 0.08 68.25 15:00:11 all 37.83 0.00 1.72 0.08 0.08 60.28 15:00:11 0 35.55 0.00 1.36 0.15 0.09 62.86 15:00:11 1 39.30 0.00 1.87 0.05 0.08 58.70 15:00:11 2 41.88 0.00 1.81 0.06 0.09 56.16 15:00:11 3 36.76 0.00 1.58 0.09 0.08 61.49 15:00:11 4 35.09 0.00 1.36 0.06 0.08 63.41 15:00:11 5 39.45 0.00 2.22 0.06 0.08 58.18 15:00:11 6 38.45 0.00 1.72 0.06 0.08 59.69 15:00:11 7 36.20 0.00 1.85 0.10 0.08 61.77 15:10:01 all 38.30 0.00 1.78 0.21 0.09 59.62 15:10:01 0 39.37 0.00 1.71 0.06 0.10 58.76 15:10:01 1 41.09 0.00 1.97 0.68 0.10 56.16 15:10:01 2 38.95 0.00 1.89 0.22 0.10 58.85 15:10:01 3 36.57 0.00 1.77 0.12 0.10 61.44 15:10:01 4 35.18 0.00 2.03 0.23 0.09 62.47 15:10:01 5 40.65 0.00 1.59 0.15 0.09 57.52 15:10:01 6 38.41 0.00 1.58 0.07 0.09 59.86 15:10:01 7 36.18 0.00 1.74 0.12 0.09 61.87 15:20:14 all 18.13 0.00 0.89 0.14 0.06 80.78 15:20:14 0 17.00 0.00 0.94 0.03 0.06 81.98 15:20:14 1 24.05 0.00 1.30 0.09 0.07 74.48 15:20:14 2 19.43 0.00 0.98 0.42 0.06 79.11 15:20:14 3 16.78 0.00 0.80 0.02 0.06 82.34 15:20:14 4 17.60 0.00 0.85 0.04 0.05 81.45 15:20:14 5 16.40 0.00 0.69 0.04 0.06 82.81 15:20:14 6 16.78 0.00 0.80 0.04 0.07 82.31 15:20:14 7 17.02 0.00 0.78 0.41 0.07 81.72 Average: all 30.83 0.00 1.43 0.12 0.08 67.54 Average: 0 30.63 0.00 1.35 0.07 0.08 67.88 Average: 1 33.18 0.00 1.63 0.22 0.08 64.89 Average: 2 32.37 0.00 1.51 0.19 0.08 65.84 Average: 3 29.59 0.00 1.34 0.07 0.08 68.92 Average: 4 30.16 0.00 1.46 0.10 0.07 68.20 Average: 5 31.15 0.00 1.42 0.08 0.08 67.27 Average: 6 29.76 0.00 1.33 0.05 0.08 68.78 Average: 7 29.79 0.00 1.42 0.19 0.08 68.52