---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54494 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 12G 144G 8% / 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 896 24999 4 6196 30728 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:23:e3:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84424sec preferred_lft 84424sec inet6 fe80::f816:3eff:fe23:e3a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:67:99:16:0d:f2 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-54494) 03/31/26 _x86_64_ (8 CPU) 08:52:28 LINUX RESTART (8 CPU) 09:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:19 28.09 0.15 24.29 3.66 5.67 2308.58 21354.47 09:20:00 35.05 0.01 30.94 4.10 0.28 3370.06 25138.58 Average: 31.47 0.08 27.51 3.87 3.06 2822.85 23187.81 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:19 25567456 29205600 3102776 9.44 173216 3680308 3573992 10.54 743644 6086488 49692 09:20:00 24348492 28755324 3547988 10.80 211772 4351212 3470212 10.23 910084 7075688 182696 Average: 24957974 28980462 3325382 10.12 192494 4015760 3522102 10.39 826864 6581088 116194 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:19 lo 1552.17 1552.17 1477.77 1477.77 0.00 0.00 0.00 0.00 09:10:19 ens3 21.46 18.02 11.14 6.44 0.00 0.00 0.00 0.00 09:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:00 lo 1821.57 1821.57 1734.82 1734.82 0.00 0.00 0.00 0.00 09:20:00 ens3 26.14 21.18 9.65 7.29 0.00 0.00 0.00 0.00 09:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1682.69 1682.69 1602.30 1602.30 0.00 0.00 0.00 0.00 Average: ens3 23.73 19.55 10.42 6.85 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-54494) 03/31/26 _x86_64_ (8 CPU) 08:52:28 LINUX RESTART (8 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:10:19 all 35.57 0.00 1.49 0.05 0.07 62.83 09:10:19 0 32.75 0.00 1.48 0.06 0.07 65.65 09:10:19 1 37.94 0.00 1.92 0.05 0.07 60.03 09:10:19 2 33.53 0.00 1.49 0.04 0.07 64.87 09:10:19 3 34.17 0.00 1.48 0.07 0.07 64.22 09:10:19 4 39.02 0.00 1.41 0.01 0.07 59.48 09:10:19 5 37.29 0.00 1.25 0.02 0.07 61.37 09:10:19 6 32.67 0.00 1.55 0.14 0.06 65.57 09:10:19 7 37.18 0.00 1.30 0.03 0.07 61.43 09:20:00 all 38.61 0.00 1.76 0.06 0.07 59.49 09:20:00 0 34.71 0.00 2.14 0.06 0.07 63.02 09:20:00 1 34.10 0.00 1.76 0.10 0.07 63.97 09:20:00 2 39.45 0.00 1.81 0.04 0.07 58.63 09:20:00 3 40.97 0.00 1.66 0.11 0.07 57.19 09:20:00 4 38.64 0.00 1.84 0.04 0.08 59.41 09:20:00 5 41.02 0.00 1.79 0.05 0.07 57.07 09:20:00 6 40.05 0.00 1.60 0.04 0.07 58.25 09:20:00 7 39.99 0.00 1.50 0.05 0.07 58.39 Average: all 37.04 0.00 1.62 0.06 0.07 61.21 Average: 0 33.70 0.00 1.80 0.06 0.07 64.38 Average: 1 36.07 0.00 1.84 0.08 0.07 61.94 Average: 2 36.41 0.00 1.65 0.04 0.07 61.84 Average: 3 37.46 0.00 1.57 0.09 0.07 60.81 Average: 4 38.84 0.00 1.62 0.02 0.07 59.45 Average: 5 39.10 0.00 1.51 0.03 0.07 59.29 Average: 6 36.25 0.00 1.57 0.09 0.07 62.02 Average: 7 38.54 0.00 1.40 0.04 0.07 59.96