---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-5984 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 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 629 8856 4 6503 15017 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:de:ce:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.50/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84800sec preferred_lft 84800sec inet6 fe80::f816:3eff:fede:ce9a/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-5984) 10/24/25 _x86_64_ (4 CPU) 06:45:01 LINUX RESTART (4 CPU) 06:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:29 33.72 0.50 28.41 4.80 559.72 14898.99 25575.47 07:10:11 25.68 0.03 20.31 5.34 0.28 11208.02 16522.46 Average: 29.85 0.28 24.51 5.06 290.11 13120.24 21212.66 06:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:29 9673352 15339884 638440 3.90 172380 5473436 1158844 6.65 1808532 4367684 4 07:10:11 9199428 15359556 608912 3.72 204768 5883700 1329600 7.63 2135168 4467160 121948 Average: 9436390 15349720 623676 3.81 188574 5678568 1244222 7.14 1971850 4417422 60976 06:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:29 lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 07:00:29 ens3 14.04 7.71 267.81 0.87 0.00 0.00 0.00 0.00 07:10:11 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 07:10:11 ens3 29.26 18.75 198.58 2.41 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 21.38 13.03 234.45 1.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-5984) 10/24/25 _x86_64_ (4 CPU) 06:45:01 LINUX RESTART (4 CPU) 06:50:04 CPU %user %nice %system %iowait %steal %idle 07:00:29 all 24.40 0.00 3.42 5.38 0.08 66.72 07:00:29 0 23.40 0.00 3.50 3.28 0.08 69.74 07:00:29 1 24.65 0.00 3.38 8.39 0.08 63.49 07:00:29 2 23.72 0.00 3.33 5.06 0.08 67.80 07:00:29 3 25.84 0.00 3.46 4.79 0.07 65.84 07:10:11 all 12.34 0.00 1.82 0.77 0.04 85.04 07:10:11 0 12.17 0.00 1.83 0.75 0.04 85.22 07:10:11 1 12.78 0.00 1.91 0.75 0.03 84.52 07:10:11 2 12.24 0.00 1.81 0.87 0.04 85.05 07:10:11 3 12.16 0.00 1.73 0.71 0.04 85.36 Average: all 18.58 0.00 2.65 3.15 0.06 75.56 Average: 0 17.98 0.00 2.70 2.06 0.06 77.21 Average: 1 18.90 0.00 2.67 4.70 0.06 73.67 Average: 2 18.18 0.00 2.60 3.04 0.06 76.12 Average: 3 19.24 0.00 2.63 2.82 0.06 75.25