---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-16799 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 12G 66G 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 568 8625 4 6795 15078 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:3e:70:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.248/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85333sec preferred_lft 85333sec inet6 fe80::f816:3eff:fe3e:70ce/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-16799) 02/14/26 _x86_64_ (4 CPU) 10:04:20 LINUX RESTART (4 CPU) 10:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:09 222.10 0.45 213.50 8.15 11.35 16288.14 205783.46 Average: 222.10 0.45 213.50 8.15 11.35 16288.14 205783.46 10:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:09 8797068 15399944 539960 3.30 300720 6171644 801836 4.60 1614608 5272044 1708 Average: 8797068 15399944 539960 3.30 300720 6171644 801836 4.60 1614608 5272044 1708 10:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:09 lo 5.58 5.58 0.56 0.56 0.00 0.00 0.00 0.00 10:20:09 ens3 110.40 94.55 335.30 67.64 0.00 0.00 0.00 0.00 Average: lo 5.58 5.58 0.56 0.56 0.00 0.00 0.00 0.00 Average: ens3 110.40 94.55 335.30 67.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-16799) 02/14/26 _x86_64_ (4 CPU) 10:04:20 LINUX RESTART (4 CPU) 10:10:04 CPU %user %nice %system %iowait %steal %idle 10:20:09 all 40.45 0.00 3.40 0.89 0.09 55.18 10:20:09 0 40.19 0.00 3.84 1.16 0.08 54.72 10:20:09 1 39.58 0.00 3.19 0.66 0.08 56.49 10:20:09 2 40.75 0.00 3.06 0.72 0.08 55.39 10:20:09 3 41.31 0.00 3.49 1.01 0.09 54.11 Average: all 40.45 0.00 3.40 0.89 0.09 55.18 Average: 0 40.19 0.00 3.84 1.16 0.08 54.72 Average: 1 39.58 0.00 3.19 0.66 0.08 56.49 Average: 2 40.75 0.00 3.06 0.72 0.08 55.39 Average: 3 41.31 0.00 3.49 1.01 0.09 54.11