---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4445 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 792 20206 4 11093 30832 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:a4:35:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.247/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84262sec preferred_lft 84262sec inet6 fe80::f816:3eff:fea4:356d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:e6:45:af:a0:60 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-4445) 03/24/26 _x86_64_ (8 CPU) 09:17:01 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:15 13.29 0.46 11.90 0.94 18.42 4136.83 2382.78 09:40:01 10.45 0.33 9.22 0.90 6.32 895.78 89.45 09:50:01 328.76 0.48 308.53 19.75 5.80 19422.79 574636.20 Average: 117.52 0.42 109.90 7.20 10.27 8176.88 192388.26 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:15 22089376 26148192 6156872 18.74 163164 4103192 7125192 21.01 597684 9681404 6444 09:40:01 22168156 26453600 5848652 17.80 170076 4301104 9887224 29.16 661676 9531940 2064 09:50:01 17553620 27851644 4392836 13.37 463500 9333664 3266296 9.63 1670500 12367376 624068 Average: 20603717 26817812 5466120 16.63 265580 5912653 6759571 19.93 976620 10526907 210859 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:15 lo 2.13 2.13 1.02 1.02 0.00 0.00 0.00 0.00 09:30:15 ens3 230.34 127.45 347.50 57.74 0.00 0.00 0.00 0.00 09:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 5.98 5.98 1.00 1.00 0.00 0.00 0.00 0.00 09:40:01 ens3 32.39 22.70 109.88 9.03 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 09:50:01 ens3 139.18 90.97 924.93 23.86 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.79 2.79 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 135.50 81.18 462.61 30.59 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-4445) 03/24/26 _x86_64_ (8 CPU) 09:17:01 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:15 all 50.78 0.00 1.77 0.03 0.10 47.33 09:30:15 0 63.59 0.00 1.86 0.02 0.11 34.42 09:30:15 1 46.39 0.00 1.76 0.04 0.10 51.71 09:30:15 2 52.86 0.00 1.88 0.01 0.10 45.15 09:30:15 3 48.06 0.00 1.84 0.01 0.10 50.00 09:30:15 4 48.70 0.00 1.67 0.13 0.10 49.40 09:30:15 5 46.29 0.00 1.69 0.00 0.09 51.93 09:30:15 6 47.10 0.00 1.79 0.01 0.10 51.00 09:30:15 7 53.22 0.00 1.67 0.00 0.10 45.01 09:40:01 all 87.78 0.00 2.46 0.00 0.13 9.63 09:40:01 0 87.63 0.00 2.47 0.01 0.13 9.75 09:40:01 1 88.35 0.00 2.52 0.00 0.13 9.00 09:40:01 2 89.08 0.00 2.54 0.00 0.13 8.24 09:40:01 3 87.36 0.00 2.51 0.00 0.14 9.99 09:40:01 4 87.66 0.00 2.41 0.00 0.13 9.79 09:40:01 5 87.72 0.00 2.23 0.00 0.13 9.92 09:40:01 6 86.67 0.00 2.66 0.00 0.13 10.53 09:40:01 7 87.73 0.00 2.30 0.00 0.13 9.83 09:50:01 all 58.51 0.00 3.05 0.49 0.11 37.84 09:50:01 0 59.79 0.00 2.92 0.31 0.11 36.87 09:50:01 1 57.90 0.00 2.82 0.63 0.12 38.52 09:50:01 2 57.75 0.00 3.40 1.07 0.12 37.68 09:50:01 3 59.02 0.00 3.42 0.57 0.11 36.89 09:50:01 4 61.16 0.00 3.21 0.25 0.12 35.26 09:50:01 5 57.55 0.00 2.48 0.14 0.10 39.74 09:50:01 6 57.94 0.00 2.78 0.19 0.11 38.97 09:50:01 7 56.96 0.00 3.37 0.80 0.11 38.77 Average: all 65.42 0.00 2.42 0.17 0.12 31.87 Average: 0 70.16 0.00 2.41 0.11 0.12 27.20 Average: 1 63.91 0.00 2.36 0.22 0.12 33.39 Average: 2 66.30 0.00 2.60 0.36 0.12 30.62 Average: 3 64.52 0.00 2.58 0.19 0.12 32.59 Average: 4 65.56 0.00 2.43 0.13 0.12 31.77 Average: 5 63.54 0.00 2.13 0.05 0.11 34.17 Average: 6 63.61 0.00 2.41 0.07 0.11 33.80 Average: 7 65.73 0.00 2.44 0.27 0.11 31.45