---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-423 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: 5599.94 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 25G 131G 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 841 12745 4 18505 30783 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:19:14:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.163/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84078sec preferred_lft 84078sec inet6 fe80::f816:3eff:fe19:14ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:be:bb:54:c0:38 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::b0be:bbff:fe54:c038/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-423) 03/29/26 _x86_64_ (8 CPU) 12:16:15 LINUX RESTART (8 CPU) 12:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 17.85 0.58 3.36 13.91 409.80 405.66 512704.46 12:40:06 37.84 2.68 34.33 0.83 213.10 1351.06 961.97 12:50:05 394.46 0.98 382.44 11.04 59.26 60300.21 380271.16 Average: 149.92 1.42 139.94 8.56 227.03 20659.42 296684.58 12:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 29911172 31764420 618860 1.88 63592 2126412 1511676 4.46 329808 2340116 8 12:40:06 29320576 31804952 542308 1.65 103888 2685636 1123952 3.31 448992 2745464 285900 12:50:05 15859748 30935612 1313412 4.00 354188 14376152 1789564 5.28 8194372 7684752 297340 Average: 25030499 31501661 824860 2.51 173889 6396067 1475064 4.35 2991057 4256777 194416 12:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 14.58 10.07 131.15 1.42 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 12:40:06 lo 0.38 0.38 0.07 0.07 0.00 0.00 0.00 0.00 12:40:06 ens3 38.44 26.95 253.75 9.23 0.00 0.00 0.00 0.00 12:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:05 lo 0.43 0.43 0.09 0.09 0.00 0.00 0.00 0.00 12:50:05 ens3 179.87 112.01 2545.73 2371.63 0.00 0.00 0.00 0.00 12:50:05 docker0 4.40 6.24 0.24 127.19 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 77.61 49.67 976.04 792.98 0.00 0.00 0.00 0.00 Average: docker0 1.47 2.08 0.08 42.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-423) 03/29/26 _x86_64_ (8 CPU) 12:16:15 LINUX RESTART (8 CPU) 12:20:05 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.19 0.00 0.06 0.06 0.01 99.68 12:30:01 0 0.21 0.00 0.05 0.08 0.01 99.65 12:30:01 1 0.26 0.00 0.06 0.07 0.01 99.60 12:30:01 2 0.23 0.00 0.08 0.13 0.01 99.55 12:30:01 3 0.14 0.00 0.07 0.02 0.01 99.75 12:30:01 4 0.16 0.00 0.05 0.01 0.02 99.77 12:30:01 5 0.26 0.00 0.05 0.02 0.03 99.64 12:30:01 6 0.13 0.00 0.06 0.11 0.01 99.69 12:30:01 7 0.13 0.00 0.04 0.02 0.01 99.80 12:40:06 all 1.45 0.00 0.17 0.14 0.02 98.23 12:40:06 0 0.73 0.00 0.13 0.46 0.01 98.68 12:40:06 1 2.19 0.00 0.27 0.04 0.01 97.49 12:40:06 2 1.67 0.00 0.27 0.38 0.02 97.66 12:40:06 3 1.25 0.00 0.11 0.06 0.01 98.57 12:40:06 4 0.92 0.00 0.14 0.02 0.02 98.90 12:40:06 5 1.23 0.00 0.14 0.02 0.03 98.59 12:40:06 6 1.28 0.00 0.08 0.03 0.00 98.60 12:40:06 7 2.31 0.00 0.20 0.08 0.02 97.39 12:50:05 all 10.46 0.00 5.21 1.44 0.06 82.83 12:50:05 0 9.91 0.00 4.88 0.87 0.07 84.28 12:50:05 1 11.20 0.00 5.43 2.17 0.07 81.13 12:50:05 2 11.94 0.00 5.77 1.28 0.07 80.94 12:50:05 3 11.22 0.00 5.45 2.22 0.07 81.04 12:50:05 4 8.96 0.00 4.94 1.40 0.05 84.66 12:50:05 5 10.95 0.00 5.62 1.70 0.07 81.66 12:50:05 6 9.83 0.00 4.96 0.86 0.06 84.30 12:50:05 7 9.68 0.00 4.62 1.05 0.06 84.59 Average: all 4.01 0.00 1.80 0.54 0.03 93.62 Average: 0 3.60 0.00 1.67 0.47 0.03 94.23 Average: 1 4.52 0.00 1.91 0.75 0.03 92.79 Average: 2 4.58 0.00 2.02 0.59 0.03 92.77 Average: 3 4.18 0.00 1.86 0.76 0.03 93.17 Average: 4 3.32 0.00 1.69 0.47 0.03 94.48 Average: 5 4.12 0.00 1.92 0.57 0.04 93.35 Average: 6 3.73 0.00 1.68 0.33 0.03 94.23 Average: 7 4.02 0.00 1.61 0.38 0.03 93.95