---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-5415 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 18% / 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 585 6689 4 8714 15061 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:4a:f0:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.166/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85040sec preferred_lft 85040sec inet6 fe80::f816:3eff:fe4a:f00a/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-5415) 03/27/26 _x86_64_ (4 CPU) 05:19:20 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 44.72 3.40 39.23 2.08 200.02 15526.63 4269.66 05:40:01 227.07 1.33 217.00 8.75 26.60 15731.28 113458.60 Average: 135.96 2.37 128.17 5.42 113.25 15629.02 58899.62 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 8146544 13664692 2290020 13.99 193564 5343884 2313988 13.28 1099008 6632048 130188 05:40:01 6837832 15405532 526192 3.21 332232 8016216 801044 4.60 2076220 6683416 8 Average: 7492188 14535112 1408106 8.60 262898 6680050 1557516 8.94 1587614 6657732 65098 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 0.94 0.94 0.43 0.43 0.00 0.00 0.00 0.00 05:30:01 ens3 211.21 158.35 1755.55 32.29 0.00 0.00 0.00 0.00 05:40:01 lo 7.32 7.32 1.74 1.74 0.00 0.00 0.00 0.00 05:40:01 ens3 94.91 86.55 349.25 83.58 0.00 0.00 0.00 0.00 Average: lo 4.13 4.13 1.08 1.08 0.00 0.00 0.00 0.00 Average: ens3 153.02 122.43 1051.94 57.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-5415) 03/27/26 _x86_64_ (4 CPU) 05:19:20 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 32.03 0.00 2.54 2.19 0.08 63.17 05:30:01 0 31.81 0.00 2.29 1.77 0.07 64.05 05:30:01 1 30.57 0.00 2.43 1.48 0.08 65.44 05:30:01 2 32.13 0.00 2.71 3.23 0.08 61.84 05:30:01 3 33.61 0.00 2.70 2.26 0.08 61.36 05:40:01 all 39.90 0.00 3.34 0.96 0.08 55.72 05:40:01 0 38.09 0.00 3.21 1.14 0.08 57.48 05:40:01 1 42.33 0.00 3.46 0.74 0.08 53.39 05:40:01 2 36.43 0.00 2.98 1.00 0.08 59.52 05:40:01 3 42.74 0.00 3.71 0.96 0.08 52.50 Average: all 35.96 0.00 2.94 1.57 0.08 59.45 Average: 0 34.95 0.00 2.75 1.46 0.08 60.77 Average: 1 36.44 0.00 2.95 1.11 0.08 59.42 Average: 2 34.27 0.00 2.84 2.12 0.08 60.68 Average: 3 38.17 0.00 3.21 1.61 0.08 56.93