---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-15118 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 14% / 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 558 9589 4 5841 15088 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:d1:7b:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.28/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85290sec preferred_lft 85290sec inet6 fe80::f816:3eff:fed1:7b79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-15118) 11/25/25 _x86_64_ (4 CPU) 07:02:22 LINUX RESTART (4 CPU) 07:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:00 18.69 0.47 17.11 1.12 30.87 10826.27 8099.49 Average: 18.69 0.47 17.11 1.12 30.87 10826.27 8099.49 07:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:00 9807488 15422860 531440 3.25 176476 5487988 810928 4.65 1234888 4840392 4 Average: 9807488 15422860 531440 3.25 176476 5487988 810928 4.65 1234888 4840392 4 07:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:00 lo 20.40 20.40 4.83 4.83 0.00 0.00 0.00 0.00 07:20:00 ens3 198.50 191.99 699.81 932.39 0.00 0.00 0.00 0.00 Average: lo 20.40 20.40 4.83 4.83 0.00 0.00 0.00 0.00 Average: ens3 198.50 191.99 699.81 932.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-15118) 11/25/25 _x86_64_ (4 CPU) 07:02:22 LINUX RESTART (4 CPU) 07:10:00 CPU %user %nice %system %iowait %steal %idle 07:20:00 all 46.74 0.00 2.76 0.33 0.09 50.09 07:20:00 0 46.68 0.00 2.93 0.26 0.09 50.05 07:20:00 1 38.66 0.00 2.57 0.27 0.09 58.41 07:20:00 2 46.51 0.00 2.62 0.47 0.08 50.32 07:20:00 3 55.12 0.00 2.91 0.31 0.09 41.57 Average: all 46.74 0.00 2.76 0.33 0.09 50.09 Average: 0 46.68 0.00 2.93 0.26 0.09 50.05 Average: 1 38.66 0.00 2.57 0.27 0.09 58.41 Average: 2 46.51 0.00 2.62 0.47 0.08 50.32 Average: 3 55.12 0.00 2.91 0.31 0.09 41.57