---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3057 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 13G 143G 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 722 25838 4 5530 30901 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:01:62:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.186/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84971sec preferred_lft 84971sec inet6 fe80::f816:3eff:fe01:623e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:37:d9:15:78:99 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-3057) 03/19/26 _x86_64_ (8 CPU) 10:07:21 LINUX RESTART (8 CPU) 10:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:18 17.63 0.41 3.47 13.75 393.56 394.44 497714.08 10:30:01 112.21 2.95 106.52 2.74 200.66 11928.19 1866.71 Average: 63.73 1.65 53.70 8.38 299.54 6015.74 256049.00 10:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:18 29919372 31772980 611128 1.86 63692 2127280 1521592 4.49 328096 2318012 4 10:30:01 26343504 31445316 866292 2.64 185432 5056068 2326868 6.86 1201728 4774344 541616 Average: 28131438 31609148 738710 2.25 124562 3591674 1924230 5.67 764912 3546178 270810 10:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:18 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:20:18 ens3 6.30 4.29 126.22 0.51 0.00 0.00 0.00 0.00 10:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 10:30:01 ens3 84.81 55.55 572.05 10.43 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 44.56 29.27 343.51 5.34 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-3057) 03/19/26 _x86_64_ (8 CPU) 10:07:21 LINUX RESTART (8 CPU) 10:10:04 CPU %user %nice %system %iowait %steal %idle 10:20:18 all 0.15 0.00 0.05 0.58 0.01 99.21 10:20:18 0 0.11 0.00 0.06 0.43 0.01 99.38 10:20:18 1 0.14 0.00 0.04 0.08 0.01 99.73 10:20:18 2 0.11 0.00 0.07 0.48 0.00 99.33 10:20:18 3 0.24 0.00 0.06 1.48 0.00 98.22 10:20:18 4 0.15 0.00 0.05 0.25 0.01 99.55 10:20:18 5 0.18 0.00 0.05 0.01 0.01 99.76 10:20:18 6 0.10 0.00 0.04 0.09 0.01 99.77 10:20:18 7 0.15 0.00 0.06 1.81 0.01 97.96 10:30:01 all 12.61 0.00 1.50 0.64 0.03 85.22 10:30:01 0 13.05 0.00 1.53 0.40 0.03 84.99 10:30:01 1 12.10 0.00 1.50 0.78 0.04 85.58 10:30:01 2 15.32 0.00 1.68 0.70 0.03 82.27 10:30:01 3 11.80 0.00 1.39 0.90 0.03 85.89 10:30:01 4 11.61 0.00 1.44 0.29 0.04 86.63 10:30:01 5 12.33 0.00 1.39 0.88 0.03 85.37 10:30:01 6 12.51 0.00 1.55 0.68 0.03 85.23 10:30:01 7 12.13 0.00 1.52 0.48 0.03 85.84 Average: all 6.21 0.00 0.76 0.61 0.02 92.40 Average: 0 6.41 0.00 0.78 0.42 0.02 92.38 Average: 1 5.96 0.00 0.75 0.42 0.03 92.84 Average: 2 7.51 0.00 0.86 0.59 0.02 91.03 Average: 3 5.86 0.00 0.70 1.20 0.02 92.22 Average: 4 5.72 0.00 0.72 0.27 0.03 93.26 Average: 5 6.10 0.00 0.70 0.43 0.02 92.74 Average: 6 6.13 0.00 0.77 0.38 0.02 92.70 Average: 7 5.98 0.00 0.77 1.16 0.02 92.06