---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-4468 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: 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 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 614 6384 3 8990 15032 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:b5:6a:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.152/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85009sec preferred_lft 85009sec inet6 fe80::f816:3eff:feb5:6a13/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-4468) 08/06/26 _x86_64_ (4 CPU) 05:17:25 LINUX RESTART (4 CPU) 05:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:08 57.71 15.29 40.21 2.20 313.79 16100.81 61340.05 05:40:01 244.57 1.97 232.62 9.99 69.23 14747.08 232831.80 Average: 151.00 8.64 136.27 6.09 191.70 15424.97 146956.74 05:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:08 7515468 13694480 2255112 13.77 208992 5941416 2291228 13.15 1245008 7037032 150576 05:40:01 6493196 15343668 584608 3.57 332712 8273156 829768 4.76 2170164 6878256 136 Average: 7004332 14519074 1419860 8.67 270852 7107286 1560498 8.96 1707586 6957644 75356 05:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:08 lo 0.77 0.77 0.19 0.19 0.00 0.00 0.00 0.00 05:30:08 ens3 203.06 154.55 2049.30 32.08 0.00 0.00 0.00 0.00 05:40:01 lo 17.66 17.66 1.71 1.71 0.00 0.00 0.00 0.00 05:40:01 ens3 110.37 117.48 306.99 669.76 0.00 0.00 0.00 0.00 Average: lo 9.20 9.20 0.95 0.95 0.00 0.00 0.00 0.00 Average: ens3 156.79 136.04 1179.46 350.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-4468) 08/06/26 _x86_64_ (4 CPU) 05:17:25 LINUX RESTART (4 CPU) 05:20:13 CPU %user %nice %system %iowait %steal %idle 05:30:08 all 38.23 0.08 3.29 0.41 0.08 57.92 05:30:08 0 39.36 0.00 3.39 0.39 0.08 56.79 05:30:08 1 36.70 0.00 3.13 0.48 0.08 59.61 05:30:08 2 40.11 0.00 3.39 0.20 0.08 56.22 05:30:08 3 36.74 0.30 3.26 0.57 0.08 59.06 05:40:01 all 38.12 0.00 3.56 0.27 0.09 57.96 05:40:01 0 38.82 0.00 3.81 0.28 0.09 57.00 05:40:01 1 37.08 0.00 3.84 0.41 0.09 58.58 05:40:01 2 41.53 0.00 3.22 0.21 0.10 54.94 05:40:01 3 35.06 0.00 3.37 0.17 0.09 61.30 Average: all 38.18 0.04 3.43 0.34 0.09 57.94 Average: 0 39.09 0.00 3.60 0.33 0.08 56.89 Average: 1 36.89 0.00 3.48 0.44 0.09 59.10 Average: 2 40.82 0.00 3.31 0.21 0.09 55.58 Average: 3 35.90 0.15 3.32 0.37 0.08 60.18