---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-26149 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 780 19146 4 12165 30844 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:89:07:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84533sec preferred_lft 84533sec inet6 fe80::f816:3eff:fe89:7e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:6b:ae:84:4c:c9 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::246b:aeff:fe84:4cc9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-26149) 03/04/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 27.09 0.26 11.47 15.36 9.61 5106.23 506364.55 01:00:04 52.73 2.44 49.28 1.01 372.74 24944.51 3667.17 Average: 39.83 1.34 30.26 8.23 190.08 14965.55 256531.82 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 24080088 28251788 4057268 12.35 144200 4250920 4216820 12.43 823992 7502512 464 01:00:04 19867648 31633172 642392 1.95 220904 11475696 1406660 4.15 3180844 9003572 520 Average: 21973868 29942480 2349830 7.15 182552 7863308 2811740 8.29 2002418 8253042 492 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 5.57 5.57 0.54 0.54 0.00 0.00 0.00 0.00 00:50:10 ens3 56.79 43.48 231.63 11.91 0.00 0.00 0.00 0.00 00:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:04 lo 4645.26 4645.26 4438.02 4438.02 0.00 0.00 0.00 0.00 01:00:04 ens3 76.78 58.98 524.65 103.89 0.00 0.00 0.00 0.00 01:00:04 docker0 7.76 7.73 91.89 62.40 0.00 0.00 0.00 0.00 01:00:04 vethffba2da 5.51 5.15 91.83 0.74 0.00 0.00 0.00 0.01 Average: lo 2311.43 2311.43 2205.90 2205.90 0.00 0.00 0.00 0.00 Average: ens3 66.73 51.18 377.25 57.62 0.00 0.00 0.00 0.00 Average: docker0 3.86 3.84 45.67 31.01 0.00 0.00 0.00 0.00 Average: vethffba2da 2.74 2.56 45.64 0.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-26149) 03/04/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 38.08 0.00 1.38 0.06 0.08 60.41 00:50:10 0 35.25 0.00 1.26 0.03 0.08 63.38 00:50:10 1 35.59 0.00 1.45 0.09 0.07 62.80 00:50:10 2 39.25 0.00 1.23 0.15 0.08 59.29 00:50:10 3 41.47 0.00 1.68 0.06 0.08 56.70 00:50:10 4 38.20 0.00 1.35 0.01 0.08 60.36 00:50:10 5 31.37 0.00 1.16 0.04 0.07 67.36 00:50:10 6 38.98 0.00 1.31 0.06 0.08 59.58 00:50:10 7 44.52 0.00 1.58 0.04 0.08 53.78 01:00:04 all 19.64 0.00 2.17 0.29 0.05 77.85 01:00:04 0 15.71 0.00 1.96 0.21 0.05 82.06 01:00:04 1 16.80 0.00 1.36 0.36 0.05 81.44 01:00:04 2 16.64 0.00 2.03 0.68 0.06 80.59 01:00:04 3 19.38 0.00 2.23 0.37 0.05 77.97 01:00:04 4 19.91 0.00 1.71 0.23 0.06 78.10 01:00:04 5 17.81 0.00 1.24 0.18 0.05 80.71 01:00:04 6 23.51 0.00 3.98 0.25 0.05 72.21 01:00:04 7 27.38 0.00 2.87 0.03 0.05 69.68 Average: all 28.93 0.00 1.77 0.17 0.07 69.06 Average: 0 25.56 0.00 1.61 0.12 0.07 72.65 Average: 1 26.26 0.00 1.40 0.22 0.06 72.05 Average: 2 28.04 0.00 1.63 0.42 0.07 69.85 Average: 3 30.50 0.00 1.95 0.22 0.07 67.27 Average: 4 29.12 0.00 1.53 0.12 0.07 69.17 Average: 5 24.64 0.00 1.20 0.11 0.06 73.99 Average: 6 31.32 0.00 2.63 0.15 0.06 65.83 Average: 7 36.03 0.00 2.22 0.03 0.07 61.66