---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-11745 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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 Indirect target selection: 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1020K 1.6G 1% /run /dev/vda1 78G 15G 63G 19% / 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 630 6626 3 8731 15016 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:fb:70:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.7/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84964sec preferred_lft 84964sec inet6 fe80::f816:3eff:fefb:700b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-11745) 08/13/26 _x86_64_ (4 CPU) 05:18:10 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:14 52.33 4.59 45.63 2.11 439.51 16774.54 19497.55 05:40:15 259.68 4.57 245.04 10.08 178.61 15166.26 30549.12 Average: 154.88 4.58 144.25 6.05 310.47 15979.11 24963.49 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:14 7860092 13570260 2381584 14.55 203168 5504612 2496508 14.33 1222124 6767772 156688 05:40:15 6767716 15352032 578308 3.53 333316 8024528 831680 4.77 2207200 6598580 160 Average: 7313904 14461146 1479946 9.04 268242 6764570 1664094 9.55 1714662 6683176 78424 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:14 lo 0.88 0.88 0.30 0.30 0.00 0.00 0.00 0.00 05:30:14 ens3 221.36 158.56 2026.32 34.53 0.00 0.00 0.00 0.00 05:40:15 lo 7.65 7.65 0.74 0.74 0.00 0.00 0.00 0.00 05:40:15 ens3 88.80 78.50 324.93 96.70 0.00 0.00 0.00 0.00 Average: lo 4.23 4.23 0.52 0.52 0.00 0.00 0.00 0.00 Average: ens3 155.80 118.96 1184.84 65.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-11745) 08/13/26 _x86_64_ (4 CPU) 05:18:10 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:14 all 34.66 0.00 2.85 2.22 0.09 60.18 05:30:14 0 33.86 0.00 2.45 1.82 0.09 61.78 05:30:14 1 33.78 0.00 2.50 3.54 0.09 60.09 05:30:14 2 33.47 0.00 3.21 1.22 0.09 62.02 05:30:14 3 37.55 0.00 3.23 2.28 0.09 56.85 05:40:15 all 37.44 0.00 3.61 0.74 0.12 58.08 05:40:15 0 35.29 0.00 3.80 0.58 0.12 60.22 05:40:15 1 36.93 0.00 3.58 0.49 0.13 58.87 05:40:15 2 40.59 0.00 3.71 0.54 0.13 55.03 05:40:15 3 36.97 0.00 3.35 1.35 0.12 58.22 Average: all 36.04 0.00 3.22 1.49 0.11 59.15 Average: 0 34.57 0.00 3.12 1.21 0.10 61.01 Average: 1 35.33 0.00 3.03 2.04 0.11 59.49 Average: 2 36.99 0.00 3.46 0.89 0.11 58.56 Average: 3 37.26 0.00 3.29 1.82 0.11 57.52