---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1594 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 18G 138G 12% / 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 765 20296 4 11030 30859 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:d7:56:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.136/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84281sec preferred_lft 84281sec inet6 fe80::f816:3eff:fed7:569f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:ac:6f:17:de:4c 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-1594) 03/13/26 _x86_64_ (8 CPU) 08:07:21 LINUX RESTART (8 CPU) 08:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:09 14.48 0.51 12.97 1.00 20.11 4277.73 2229.02 08:30:16 10.11 0.31 8.94 0.86 5.45 926.44 88.29 08:40:40 297.07 0.47 293.14 3.46 5.53 20681.96 34840.26 Average: 109.31 0.43 107.09 1.79 10.29 8758.28 12631.30 08:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:09 23627724 27617240 4688596 14.27 162828 4035604 6538204 19.28 589132 8171972 24180 08:30:16 22041756 26260840 6042008 18.39 169828 4237356 10250064 30.23 658308 9664296 3140 08:40:40 16214140 26438376 5804908 17.66 463788 9261192 4048128 11.94 1660292 13667084 8 Average: 20627873 26772152 5511837 16.77 265481 5844717 6945465 20.48 969244 10501117 9109 08:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:09 lo 2.21 2.21 1.04 1.04 0.00 0.00 0.00 0.00 08:20:09 ens3 258.70 130.99 404.57 62.13 0.00 0.00 0.00 0.00 08:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:16 lo 5.79 5.79 0.97 0.97 0.00 0.00 0.00 0.00 08:30:16 ens3 30.63 21.27 104.03 7.27 0.00 0.00 0.00 0.00 08:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:40 lo 0.35 0.35 0.06 0.06 0.00 0.00 0.00 0.00 08:40:40 ens3 140.36 83.33 890.90 24.02 0.00 0.00 0.00 0.00 08:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.76 2.76 0.68 0.68 0.00 0.00 0.00 0.00 Average: ens3 142.97 78.47 470.88 31.01 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-1594) 03/13/26 _x86_64_ (8 CPU) 08:07:21 LINUX RESTART (8 CPU) 08:10:06 CPU %user %nice %system %iowait %steal %idle 08:20:09 all 49.30 0.00 1.90 0.06 0.10 48.64 08:20:09 0 49.58 0.00 1.99 0.13 0.10 48.20 08:20:09 1 52.00 0.00 2.09 0.05 0.10 45.76 08:20:09 2 54.50 0.00 2.11 0.02 0.10 43.27 08:20:09 3 49.42 0.00 1.99 0.23 0.10 48.27 08:20:09 4 46.03 0.00 1.90 0.02 0.10 51.96 08:20:09 5 49.19 0.00 1.79 0.02 0.10 48.90 08:20:09 6 46.57 0.00 1.63 0.00 0.09 51.70 08:20:09 7 47.12 0.00 1.72 0.03 0.09 51.03 08:30:16 all 86.19 0.00 2.40 0.01 0.14 11.26 08:30:16 0 87.10 0.00 2.37 0.01 0.14 10.37 08:30:16 1 86.05 0.00 2.44 0.00 0.14 11.37 08:30:16 2 85.85 0.00 2.35 0.01 0.15 11.64 08:30:16 3 87.17 0.00 2.30 0.00 0.15 10.38 08:30:16 4 87.69 0.00 2.39 0.01 0.15 9.76 08:30:16 5 85.77 0.00 2.57 0.00 0.16 11.50 08:30:16 6 85.49 0.00 2.32 0.00 0.15 12.05 08:30:16 7 84.39 0.00 2.42 0.03 0.14 13.02 08:40:40 all 58.05 0.00 2.88 0.64 0.11 38.32 08:40:40 0 57.75 0.00 2.43 0.17 0.12 39.52 08:40:40 1 56.02 0.00 2.80 0.92 0.11 40.15 08:40:40 2 60.67 0.00 3.50 0.94 0.12 34.77 08:40:40 3 56.46 0.00 3.22 0.65 0.11 39.56 08:40:40 4 55.06 0.00 3.00 0.67 0.11 41.16 08:40:40 5 57.89 0.00 2.46 0.81 0.11 38.72 08:40:40 6 64.64 0.00 2.79 0.36 0.12 32.08 08:40:40 7 55.91 0.00 2.82 0.58 0.11 40.58 Average: all 64.50 0.00 2.40 0.24 0.12 32.75 Average: 0 64.78 0.00 2.27 0.11 0.12 32.73 Average: 1 64.64 0.00 2.45 0.33 0.11 32.46 Average: 2 66.98 0.00 2.66 0.33 0.12 29.90 Average: 3 64.32 0.00 2.51 0.30 0.12 32.76 Average: 4 62.90 0.00 2.43 0.24 0.12 34.31 Average: 5 64.27 0.00 2.28 0.28 0.12 33.05 Average: 6 65.61 0.00 2.26 0.12 0.12 31.89 Average: 7 62.46 0.00 2.33 0.22 0.11 34.88