---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1688 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: 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 24G 132G 16% / 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 873 13481 4 17737 30751 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:74:6e:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.196/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84300sec preferred_lft 84300sec inet6 fe80::f816:3eff:fe74:6e63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:b3:75:a0:04:d0 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 inet6 fe80::38b3:75ff:fea0:4d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1688) 03/13/26 _x86_64_ (8 CPU) 12:18:41 LINUX RESTART (8 CPU) 12:20:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:24 3.18 0.08 2.89 0.20 4.17 240.85 241.93 12:40:05 51.75 2.89 33.88 14.98 220.16 1244.73 525645.84 12:50:00 369.86 0.95 357.00 11.91 57.37 61456.56 791128.73 Average: 141.87 1.29 131.62 8.96 92.65 21070.09 436993.59 12:20:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:24 30102168 31785852 598976 1.82 62392 1959244 1533904 4.52 191440 2283216 8 12:40:05 29314196 31579016 770016 2.34 103096 2468720 1800872 5.31 323408 2898876 280628 12:50:00 15117696 30768664 1475920 4.49 410852 14840320 1966208 5.80 8078820 8470072 754776 Average: 24844687 31377844 948304 2.89 192113 6422761 1766995 5.21 2864556 4550721 345137 12:20:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:24 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:30:24 ens3 3.94 2.14 82.60 0.47 0.00 0.00 0.00 0.00 12:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:05 lo 0.38 0.38 0.05 0.05 0.00 0.00 0.00 0.00 12:40:05 ens3 32.27 23.19 221.85 8.42 0.00 0.00 0.00 0.00 12:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 0.46 0.46 0.10 0.10 0.00 0.00 0.00 0.00 12:50:00 ens3 184.21 119.69 2818.45 2385.80 0.00 0.00 0.00 0.00 12:50:00 docker0 3.58 4.66 0.20 127.56 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 73.58 48.39 1044.38 801.90 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.56 0.07 42.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1688) 03/13/26 _x86_64_ (8 CPU) 12:18:41 LINUX RESTART (8 CPU) 12:20:23 CPU %user %nice %system %iowait %steal %idle 12:30:24 all 0.12 0.00 0.03 0.02 0.01 99.81 12:30:24 0 0.07 0.00 0.03 0.02 0.01 99.87 12:30:24 1 0.44 0.00 0.03 0.00 0.02 99.51 12:30:24 2 0.08 0.00 0.05 0.02 0.01 99.84 12:30:24 3 0.10 0.00 0.03 0.05 0.00 99.82 12:30:24 4 0.07 0.00 0.04 0.00 0.02 99.88 12:30:24 5 0.04 0.00 0.03 0.07 0.02 99.85 12:30:24 6 0.09 0.00 0.05 0.00 0.00 99.85 12:30:24 7 0.04 0.00 0.02 0.01 0.01 99.91 12:40:05 all 1.58 0.00 0.16 0.16 0.01 98.09 12:40:05 0 0.18 0.00 0.13 0.43 0.01 99.25 12:40:05 1 1.35 0.00 0.20 0.35 0.02 98.07 12:40:05 2 3.56 0.00 0.37 0.09 0.02 95.96 12:40:05 3 2.55 0.00 0.15 0.04 0.01 97.24 12:40:05 4 2.41 0.00 0.22 0.09 0.01 97.27 12:40:05 5 0.67 0.00 0.09 0.02 0.01 99.20 12:40:05 6 0.74 0.00 0.08 0.21 0.01 98.96 12:40:05 7 1.14 0.00 0.07 0.01 0.01 98.76 12:50:00 all 10.69 0.00 5.31 1.12 0.07 82.80 12:50:00 0 10.43 0.00 5.26 1.21 0.07 83.03 12:50:00 1 12.48 0.00 5.34 0.71 0.07 81.40 12:50:00 2 10.70 0.00 5.34 1.05 0.08 82.83 12:50:00 3 10.43 0.00 5.41 1.46 0.08 82.62 12:50:00 4 10.60 0.00 5.30 1.44 0.07 82.59 12:50:00 5 11.30 0.00 5.40 0.70 0.07 82.53 12:50:00 6 9.52 0.00 5.47 1.23 0.07 83.71 12:50:00 7 10.07 0.00 4.98 1.18 0.07 83.70 Average: all 4.11 0.00 1.83 0.43 0.03 93.59 Average: 0 3.55 0.00 1.80 0.55 0.03 94.06 Average: 1 4.75 0.00 1.85 0.35 0.04 93.01 Average: 2 4.75 0.00 1.92 0.39 0.04 92.91 Average: 3 4.34 0.00 1.86 0.51 0.03 93.26 Average: 4 4.34 0.00 1.84 0.51 0.03 93.28 Average: 5 3.99 0.00 1.83 0.26 0.03 93.88 Average: 6 3.44 0.00 1.86 0.48 0.03 94.20 Average: 7 3.74 0.00 1.69 0.40 0.03 94.14