---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-3000 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: 5600.00 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 582 9401 4 6005 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:36:bc:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.29/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84785sec preferred_lft 84785sec inet6 fe80::f816:3eff:fe36:bc7a/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-3000) 01/03/26 _x86_64_ (4 CPU) 18:54:37 LINUX RESTART (4 CPU) 19:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:16 35.16 2.04 32.31 0.81 124.12 1489.89 482.07 19:20:02 14.60 1.81 12.43 0.36 113.26 11102.44 6757.76 Average: 25.05 1.93 22.53 0.59 118.78 6217.94 3568.85 19:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:16 13188892 15558448 429104 2.62 98216 2467356 699996 4.02 454688 2430392 154448 19:20:02 7933840 13114432 2843008 17.36 177380 5056332 2795584 16.05 902060 7068124 19256 Average: 10561366 14336440 1636056 9.99 137798 3761844 1747790 10.03 678374 4749258 86852 19:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:16 lo 0.23 0.23 0.03 0.03 0.00 0.00 0.00 0.00 19:10:16 ens3 24.82 16.29 173.59 6.59 0.00 0.00 0.00 0.00 19:20:02 lo 0.21 0.21 0.03 0.03 0.00 0.00 0.00 0.00 19:20:02 ens3 221.61 187.97 1262.38 44.65 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 121.61 100.73 709.12 25.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-3000) 01/03/26 _x86_64_ (4 CPU) 18:54:37 LINUX RESTART (4 CPU) 19:00:10 CPU %user %nice %system %iowait %steal %idle 19:10:16 all 2.18 0.00 0.25 0.26 0.02 97.29 19:10:16 0 1.35 0.00 0.16 0.51 0.01 97.96 19:10:16 1 3.15 0.00 0.30 0.11 0.01 96.42 19:10:16 2 0.68 0.00 0.21 0.31 0.03 98.76 19:10:16 3 3.52 0.00 0.30 0.12 0.04 96.02 19:20:02 all 34.63 0.00 2.24 0.22 0.08 62.82 19:20:02 0 35.48 0.00 2.37 0.27 0.08 61.81 19:20:02 1 35.31 0.00 2.07 0.24 0.09 62.30 19:20:02 2 32.58 0.00 2.28 0.26 0.08 64.80 19:20:02 3 35.15 0.00 2.25 0.11 0.09 62.39 Average: all 18.12 0.00 1.23 0.24 0.05 80.36 Average: 0 18.11 0.00 1.25 0.39 0.04 80.21 Average: 1 18.95 0.00 1.17 0.17 0.05 79.66 Average: 2 16.37 0.00 1.23 0.28 0.06 82.06 Average: 3 19.06 0.00 1.26 0.12 0.06 79.51