---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5664 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 897 24663 4 6531 30726 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:7f:8c:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84314sec preferred_lft 84314sec inet6 fe80::f816:3eff:fe7f:8ca8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:3d:1d:d3:6e:b0 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-5664) 03/18/26 _x86_64_ (8 CPU) 21:09:42 LINUX RESTART (8 CPU) 21:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:01 71.72 11.43 57.02 3.27 1828.54 10948.37 19489.61 21:30:06 31.28 0.12 27.14 4.02 5.24 2371.65 17263.63 21:40:06 33.16 0.01 29.13 4.02 0.35 2988.33 11309.28 Average: 45.36 3.85 37.74 3.77 610.24 5430.20 16024.60 21:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:01 25771880 29479240 2829684 8.61 157600 3786260 2890788 8.52 831852 5828800 61320 21:30:06 25189804 29275332 3028984 9.22 192136 4092436 2918156 8.61 940304 6242244 35692 21:40:06 24593188 29195372 3105668 9.45 217536 4542584 2955272 8.71 1065492 6676108 9860 Average: 25184957 29316648 2988112 9.09 189091 4140427 2921405 8.61 945883 6249051 35624 21:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:01 lo 861.39 861.39 820.13 820.13 0.00 0.00 0.00 0.00 21:20:01 ens3 154.53 113.99 1340.16 21.27 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:06 lo 1810.83 1810.83 1724.46 1724.46 0.00 0.00 0.00 0.00 21:30:06 ens3 23.36 18.50 9.26 6.20 0.00 0.00 0.00 0.00 21:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:06 lo 1670.49 1670.49 1590.86 1590.86 0.00 0.00 0.00 0.00 21:40:06 ens3 23.65 19.61 8.96 6.70 0.00 0.00 0.00 0.00 21:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1448.29 1448.29 1379.17 1379.17 0.00 0.00 0.00 0.00 Average: ens3 67.10 50.64 451.96 11.38 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-5664) 03/18/26 _x86_64_ (8 CPU) 21:09:42 LINUX RESTART (8 CPU) 21:10:00 CPU %user %nice %system %iowait %steal %idle 21:20:01 all 36.34 0.00 1.74 0.73 0.08 61.11 21:20:01 0 34.96 0.00 1.69 2.15 0.08 61.13 21:20:01 1 37.87 0.00 1.80 0.25 0.08 60.00 21:20:01 2 37.71 0.00 1.82 0.79 0.09 59.59 21:20:01 3 40.37 0.00 2.00 0.35 0.09 57.20 21:20:01 4 36.89 0.00 1.77 0.33 0.08 60.93 21:20:01 5 37.42 0.00 1.85 0.48 0.08 60.18 21:20:01 6 31.68 0.00 1.52 1.04 0.07 65.69 21:20:01 7 33.82 0.00 1.45 0.48 0.07 64.18 21:30:06 all 37.41 0.00 1.73 0.09 0.07 60.70 21:30:06 0 35.78 0.00 1.75 0.05 0.07 62.35 21:30:06 1 40.29 0.00 1.85 0.09 0.07 57.70 21:30:06 2 33.62 0.00 1.67 0.10 0.07 64.54 21:30:06 3 37.88 0.00 1.80 0.10 0.07 60.15 21:30:06 4 37.78 0.00 1.79 0.06 0.07 60.30 21:30:06 5 37.98 0.00 1.77 0.26 0.07 59.92 21:30:06 6 37.81 0.00 1.64 0.06 0.07 60.41 21:30:06 7 38.14 0.00 1.56 0.04 0.07 60.20 21:40:06 all 37.77 0.00 1.84 0.10 0.08 60.21 21:40:06 0 37.79 0.00 1.79 0.08 0.08 60.26 21:40:06 1 35.52 0.00 1.86 0.31 0.08 62.23 21:40:06 2 39.86 0.00 1.89 0.05 0.08 58.12 21:40:06 3 39.17 0.00 1.66 0.12 0.09 58.96 21:40:06 4 40.18 0.00 1.82 0.03 0.09 57.89 21:40:06 5 36.69 0.00 1.83 0.07 0.08 61.33 21:40:06 6 37.32 0.00 1.98 0.06 0.09 60.55 21:40:06 7 35.61 0.00 1.86 0.10 0.08 62.35 Average: all 37.17 0.00 1.77 0.31 0.08 60.67 Average: 0 36.17 0.00 1.74 0.76 0.08 61.25 Average: 1 37.90 0.00 1.84 0.22 0.08 59.97 Average: 2 37.05 0.00 1.79 0.32 0.08 60.76 Average: 3 39.14 0.00 1.82 0.19 0.08 58.77 Average: 4 38.28 0.00 1.79 0.14 0.08 59.71 Average: 5 37.36 0.00 1.82 0.27 0.08 60.47 Average: 6 35.61 0.00 1.72 0.39 0.08 62.21 Average: 7 35.86 0.00 1.62 0.20 0.08 62.24