---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-3321 5.15.0-138-generic #148-Ubuntu SMP Fri Mar 14 19:05:48 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: 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 Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1020K 1.6G 1% /run /dev/vda1 78G 14G 64G 19% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 582 6605 3 8802 15064 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:cd:56:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.53/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84885sec preferred_lft 84885sec inet6 fe80::f816:3eff:fecd:56f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-3321) 01/27/26 _x86_64_ (4 CPU) 05:18:11 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:03 48.46 4.14 42.47 1.84 789.40 18285.69 5737.10 05:40:10 207.61 1.17 197.79 8.65 28.23 10079.62 116370.51 Average: 128.40 2.65 120.49 5.26 407.05 14163.62 61310.35 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:03 6063692 13364516 2571544 15.71 285044 6827688 2353056 13.51 1462456 8088500 634700 05:40:10 6824328 15452288 479480 2.93 322900 8085236 735636 4.22 2270608 6493416 426640 Average: 6444010 14408402 1525512 9.32 303972 7456462 1544346 8.86 1866532 7290958 530670 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:03 lo 0.83 0.83 0.24 0.24 0.00 0.00 0.00 0.00 05:30:03 ens3 221.01 156.56 1978.78 31.01 0.00 0.00 0.00 0.00 05:40:10 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 05:40:10 ens3 34.83 30.79 83.41 9.23 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 127.49 93.38 1026.70 20.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-3321) 01/27/26 _x86_64_ (4 CPU) 05:18:11 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:03 all 41.52 0.00 3.70 10.29 0.13 44.36 05:30:03 0 39.15 0.00 3.20 6.69 0.13 50.84 05:30:03 1 40.60 0.00 3.71 13.37 0.13 42.19 05:30:03 2 43.84 0.00 4.32 17.02 0.14 34.69 05:30:03 3 42.52 0.00 3.57 4.11 0.13 49.68 05:40:10 all 27.40 0.00 2.32 11.13 0.10 59.05 05:40:10 0 27.31 0.00 2.45 5.48 0.10 64.67 05:40:10 1 27.23 0.00 2.59 14.56 0.11 55.51 05:40:10 2 30.15 0.00 1.91 8.36 0.10 59.48 05:40:10 3 24.92 0.00 2.31 16.15 0.11 56.52 Average: all 34.41 0.00 3.00 10.71 0.12 51.75 Average: 0 33.18 0.00 2.82 6.08 0.11 57.80 Average: 1 33.87 0.00 3.15 13.97 0.12 48.89 Average: 2 36.95 0.00 3.11 12.66 0.12 47.17 Average: 3 33.66 0.00 2.93 10.17 0.12 53.12