---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3484 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 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 850 13484 4 17756 30773 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:b7:68:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.217/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83769sec preferred_lft 83769sec inet6 fe80::f816:3eff:feb7:68a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:85:14:a1:06:b8 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::7085:14ff:fea1:6b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3484) 03/20/26 _x86_64_ (8 CPU) 12:10:10 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 1.50 0.21 1.27 0.02 1.81 16.23 25.04 12:40:01 31.71 2.57 28.33 0.80 213.49 1142.73 714.93 12:50:00 324.15 0.99 314.17 9.00 57.38 59948.50 285345.11 Average: 118.95 1.26 114.42 3.27 90.93 20335.92 95202.18 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 30027036 31749328 635092 1.93 64084 1996360 1524928 4.50 213212 2322220 196 12:40:01 29375224 31642912 707396 2.15 100948 2475856 1344568 3.96 323064 2851376 258768 12:50:00 16021496 30899368 1348912 4.10 389420 14148328 1799128 5.31 8069100 7654464 295424 Average: 25141252 31430536 897133 2.73 184817 6206848 1556208 4.59 2868459 4276020 184796 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 0.49 0.27 0.17 0.36 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 12:40:01 ens3 22.88 17.54 185.62 7.43 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 0.44 0.44 0.09 0.09 0.00 0.00 0.00 0.00 12:50:00 ens3 186.45 123.33 2585.26 2373.16 0.00 0.00 0.00 0.00 12:50:00 docker0 3.56 4.98 0.20 126.78 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 69.84 46.98 922.29 792.32 0.00 0.00 0.00 0.00 Average: docker0 1.19 1.66 0.07 42.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3484) 03/20/26 _x86_64_ (8 CPU) 12:10:10 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.05 0.00 0.01 0.12 0.02 99.79 12:30:01 0 0.02 0.00 0.02 0.14 0.01 99.81 12:30:01 1 0.04 0.00 0.03 0.09 0.05 99.79 12:30:01 2 0.30 0.00 0.02 0.20 0.01 99.47 12:30:01 3 0.04 0.00 0.02 0.46 0.01 99.48 12:30:01 4 0.01 0.00 0.01 0.00 0.00 99.98 12:30:01 5 0.01 0.00 0.00 0.00 0.08 99.91 12:30:01 6 0.01 0.00 0.01 0.07 0.00 99.92 12:30:01 7 0.01 0.00 0.01 0.01 0.00 99.97 12:40:01 all 1.29 0.00 0.15 0.15 0.01 98.40 12:40:01 0 0.58 0.00 0.09 0.04 0.01 99.28 12:40:01 1 2.46 0.00 0.22 0.36 0.02 96.94 12:40:01 2 2.52 0.00 0.27 0.31 0.02 96.87 12:40:01 3 0.60 0.00 0.06 0.01 0.01 99.32 12:40:01 4 0.51 0.00 0.21 0.34 0.01 98.94 12:40:01 5 1.20 0.00 0.13 0.06 0.01 98.61 12:40:01 6 1.58 0.00 0.18 0.08 0.01 98.14 12:40:01 7 0.84 0.00 0.07 0.01 0.01 99.07 12:50:00 all 10.49 0.00 5.35 1.55 0.08 82.54 12:50:00 0 9.05 0.00 5.36 2.30 0.08 83.22 12:50:00 1 10.30 0.00 5.29 1.31 0.07 83.02 12:50:00 2 11.06 0.00 5.32 1.20 0.07 82.34 12:50:00 3 11.31 0.00 5.39 2.32 0.08 80.90 12:50:00 4 12.31 0.00 5.86 1.03 0.08 80.71 12:50:00 5 9.64 0.00 4.83 1.22 0.07 84.23 12:50:00 6 10.06 0.00 5.30 0.94 0.07 83.63 12:50:00 7 10.19 0.00 5.41 2.05 0.08 82.27 Average: all 3.91 0.00 1.82 0.60 0.04 93.62 Average: 0 3.19 0.00 1.81 0.82 0.03 94.15 Average: 1 4.24 0.00 1.83 0.58 0.05 93.30 Average: 2 4.60 0.00 1.86 0.57 0.03 92.94 Average: 3 3.96 0.00 1.81 0.93 0.03 93.28 Average: 4 4.24 0.00 2.01 0.45 0.03 93.27 Average: 5 3.59 0.00 1.64 0.42 0.05 94.30 Average: 6 3.85 0.00 1.81 0.36 0.03 93.95 Average: 7 3.65 0.00 1.81 0.69 0.03 93.83