---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1243 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 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 860 12586 4 18644 30764 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:b2:7a:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.210/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84094sec preferred_lft 84094sec inet6 fe80::f816:3eff:feb2:7ac0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:95:aa:c0:35:cc 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::5895:aaff:fec0:35cc/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-1243) 03/03/26 _x86_64_ (8 CPU) 12:16:08 LINUX RESTART (8 CPU) 12:20:50 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:22 3.65 0.08 3.38 0.19 4.15 252.66 483.95 12:40:12 36.34 2.85 32.64 0.85 219.24 1653.47 583.04 12:50:03 326.27 0.96 316.19 9.11 58.67 61284.86 335519.48 Average: 123.40 1.31 118.67 3.42 94.94 21296.39 113447.89 12:20:50 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:22 30096492 31774672 610360 1.86 62148 1953968 1510760 4.46 189852 2294084 36 12:40:12 29402104 31693336 654748 1.99 103500 2493504 1758944 5.19 316228 2799628 189968 12:50:03 15266752 30920984 1323696 4.03 407904 14846840 1798796 5.30 8064732 8337044 757340 Average: 24921783 31462997 862935 2.63 191184 6431437 1689500 4.98 2856937 4476919 315781 12:20:50 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:22 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 12:30:22 ens3 3.95 2.05 86.74 0.48 0.00 0.00 0.00 0.00 12:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 lo 0.37 0.37 0.07 0.07 0.00 0.00 0.00 0.00 12:40:12 ens3 38.61 28.58 248.72 8.98 0.00 0.00 0.00 0.00 12:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 0.44 0.44 0.09 0.09 0.00 0.00 0.00 0.00 12:50:03 ens3 187.05 118.47 2806.68 2402.59 0.00 0.00 0.00 0.00 12:50:03 docker0 4.29 5.63 0.24 128.43 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 77.34 50.22 1058.08 813.02 0.00 0.00 0.00 0.00 Average: docker0 1.45 1.90 0.08 43.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1243) 03/03/26 _x86_64_ (8 CPU) 12:16:08 LINUX RESTART (8 CPU) 12:20:50 CPU %user %nice %system %iowait %steal %idle 12:30:22 all 0.12 0.00 0.04 0.02 0.01 99.81 12:30:22 0 0.05 0.00 0.06 0.00 0.01 99.88 12:30:22 1 0.11 0.00 0.06 0.01 0.01 99.80 12:30:22 2 0.06 0.00 0.04 0.00 0.02 99.87 12:30:22 3 0.03 0.00 0.03 0.00 0.00 99.94 12:30:22 4 0.48 0.00 0.03 0.00 0.02 99.47 12:30:22 5 0.06 0.00 0.03 0.00 0.02 99.88 12:30:22 6 0.09 0.00 0.02 0.01 0.01 99.88 12:30:22 7 0.05 0.00 0.03 0.15 0.01 99.75 12:40:12 all 1.86 0.00 0.19 0.14 0.02 97.79 12:40:12 0 2.90 0.00 0.24 0.07 0.01 96.77 12:40:12 1 1.38 0.00 0.09 0.04 0.01 98.47 12:40:12 2 2.28 0.00 0.27 0.03 0.04 97.39 12:40:12 3 2.33 0.00 0.20 0.04 0.01 97.42 12:40:12 4 1.45 0.00 0.24 0.38 0.03 97.90 12:40:12 5 0.80 0.00 0.13 0.02 0.01 99.03 12:40:12 6 3.10 0.00 0.18 0.08 0.01 96.63 12:40:12 7 0.61 0.00 0.19 0.47 0.01 98.71 12:50:03 all 11.11 0.00 5.51 0.95 0.06 82.37 12:50:03 0 13.11 0.00 5.31 1.05 0.06 80.46 12:50:03 1 12.68 0.00 6.17 0.73 0.07 80.35 12:50:03 2 12.19 0.00 6.03 1.12 0.07 80.58 12:50:03 3 11.53 0.00 5.86 1.00 0.07 81.54 12:50:03 4 8.59 0.00 5.43 1.61 0.06 84.30 12:50:03 5 10.73 0.00 5.44 0.51 0.06 83.26 12:50:03 6 9.67 0.00 4.36 0.80 0.06 85.11 12:50:03 7 10.39 0.00 5.46 0.76 0.06 83.33 Average: all 4.39 0.00 1.92 0.37 0.03 93.29 Average: 0 5.39 0.00 1.88 0.38 0.03 92.33 Average: 1 4.74 0.00 2.11 0.26 0.03 92.85 Average: 2 4.87 0.00 2.12 0.39 0.05 92.58 Average: 3 4.65 0.00 2.04 0.35 0.03 92.93 Average: 4 3.53 0.00 1.92 0.67 0.04 93.85 Average: 5 3.88 0.00 1.88 0.18 0.03 94.03 Average: 6 4.32 0.00 1.53 0.30 0.03 93.81 Average: 7 3.70 0.00 1.90 0.46 0.03 93.91