---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-4435 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 564 9510 4 5914 15082 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:71:37:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.145/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84038sec preferred_lft 84038sec inet6 fe80::f816:3eff:fe71:370e/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-4435) 01/10/26 _x86_64_ (4 CPU) 07:03:21 LINUX RESTART (4 CPU) 07:10:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:13 1.76 0.01 1.75 0.01 0.05 20.66 0.49 07:30:25 1.45 0.00 1.45 0.00 0.00 16.89 0.13 07:40:24 15.40 2.07 12.80 0.53 121.95 10439.93 4047.37 Average: 6.20 0.69 5.33 0.18 40.65 3490.95 1348.74 07:10:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:13 13360236 15582220 407100 2.49 93756 2326028 697876 4.01 380256 2330312 16 07:30:25 13357464 15580116 409260 2.50 94296 2326172 698268 4.01 380808 2340968 164 07:40:24 8338984 13402396 2556324 15.61 174764 4946248 2520152 14.47 879524 6690072 9756 Average: 11685561 14854911 1124228 6.87 120939 3199483 1305432 7.49 546863 3787117 3312 07:10:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:20:13 ens3 0.31 0.21 0.11 0.31 0.00 0.00 0.00 0.00 07:30:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:25 ens3 0.50 0.27 0.17 0.39 0.00 0.00 0.00 0.00 07:40:24 lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 07:40:24 ens3 212.47 183.24 1354.28 43.62 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 71.06 61.22 451.32 14.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-4435) 01/10/26 _x86_64_ (4 CPU) 07:03:21 LINUX RESTART (4 CPU) 07:10:24 CPU %user %nice %system %iowait %steal %idle 07:20:13 all 0.24 0.00 0.03 0.01 0.02 99.71 07:20:13 0 0.01 0.00 0.04 0.01 0.01 99.94 07:20:13 1 0.87 0.00 0.02 0.03 0.02 99.07 07:20:13 2 0.04 0.00 0.04 0.00 0.02 99.89 07:20:13 3 0.03 0.00 0.02 0.00 0.01 99.94 07:30:25 all 0.28 0.00 0.01 0.01 0.02 99.69 07:30:25 0 0.02 0.00 0.01 0.00 0.01 99.97 07:30:25 1 0.04 0.00 0.02 0.02 0.03 99.89 07:30:25 2 1.04 0.00 0.02 0.00 0.02 98.93 07:30:25 3 0.01 0.00 0.01 0.00 0.01 99.96 07:40:24 all 40.14 0.00 2.53 0.29 0.07 56.96 07:40:24 0 39.76 0.00 2.10 0.26 0.07 57.82 07:40:24 1 41.47 0.00 2.61 0.26 0.08 55.58 07:40:24 2 39.44 0.00 2.42 0.36 0.08 57.70 07:40:24 3 39.89 0.00 3.01 0.30 0.07 56.72 Average: all 13.47 0.00 0.85 0.10 0.04 85.53 Average: 0 13.19 0.00 0.71 0.09 0.03 85.98 Average: 1 14.03 0.00 0.88 0.10 0.04 84.94 Average: 2 13.41 0.00 0.82 0.12 0.04 85.61 Average: 3 13.25 0.00 1.01 0.10 0.03 85.60