---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-2401 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 11G 67G 15% / 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 587 9270 4 6130 15059 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:3f:54:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.82/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84768sec preferred_lft 84768sec inet6 fe80::f816:3eff:fe3f:5485/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-2401) 01/23/26 _x86_64_ (4 CPU) 18:55:00 LINUX RESTART (4 CPU) 19:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:02 54.35 2.49 38.27 13.59 708.23 2019.95 273894.03 19:20:02 18.75 1.88 16.23 0.64 117.27 13594.60 6347.91 Average: 36.58 2.19 27.26 7.12 413.14 7799.57 140299.10 19:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:02 13083900 15578976 406188 2.48 99864 2590556 702180 4.03 485316 2520416 265516 19:20:02 9482948 15404500 549312 3.35 187284 5773404 819648 4.70 1294968 5106508 260 Average: 11283424 15491738 477750 2.92 143574 4181980 760914 4.37 890142 3813462 132888 19:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:02 lo 0.31 0.31 0.04 0.04 0.00 0.00 0.00 0.00 19:10:02 ens3 41.94 28.73 442.15 7.37 0.00 0.00 0.00 0.00 19:20:02 lo 10.29 10.29 2.44 2.44 0.00 0.00 0.00 0.00 19:20:02 ens3 273.10 248.99 1339.75 248.92 0.00 0.00 0.00 0.00 Average: lo 5.29 5.29 1.24 1.24 0.00 0.00 0.00 0.00 Average: ens3 157.37 138.71 890.35 127.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-2401) 01/23/26 _x86_64_ (4 CPU) 18:55:00 LINUX RESTART (4 CPU) 19:00:00 CPU %user %nice %system %iowait %steal %idle 19:10:02 all 2.72 0.00 0.49 0.42 0.02 96.35 19:10:02 0 1.56 0.00 0.48 0.51 0.01 97.44 19:10:02 1 3.83 0.00 0.57 0.30 0.02 95.28 19:10:02 2 3.70 0.00 0.39 0.40 0.03 95.48 19:10:02 3 1.78 0.00 0.52 0.47 0.01 97.22 19:20:02 all 43.47 0.00 2.83 0.22 0.09 53.38 19:20:02 0 41.77 0.00 3.02 0.22 0.09 54.90 19:20:02 1 49.50 0.00 2.93 0.20 0.10 47.27 19:20:02 2 45.11 0.00 3.05 0.17 0.09 51.57 19:20:02 3 37.51 0.00 2.33 0.31 0.09 59.76 Average: all 23.03 0.00 1.66 0.32 0.06 74.94 Average: 0 21.61 0.00 1.75 0.36 0.05 76.23 Average: 1 26.59 0.00 1.74 0.25 0.06 71.35 Average: 2 24.32 0.00 1.71 0.28 0.06 73.62 Average: 3 19.58 0.00 1.42 0.39 0.05 78.55