---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-13353 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 64G 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 622 6391 3 8975 15023 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:40:f4:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.128/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85080sec preferred_lft 85080sec inet6 fe80::f816:3eff:fe40:f482/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-13353) 08/18/26 _x86_64_ (4 CPU) 05:18:40 LINUX RESTART (4 CPU) 05:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:15 46.52 3.40 41.42 1.70 386.18 15858.00 4810.86 05:40:05 261.70 0.48 237.19 24.03 23.35 14834.84 316271.85 Average: 152.21 1.97 137.57 12.67 207.97 15355.46 157789.75 05:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:15 7613320 13789200 2162700 13.21 200576 5960008 2235584 12.83 1193856 7015348 141700 05:40:05 6623052 15458956 471848 2.88 324700 8280848 714036 4.10 2115624 6839628 256 Average: 7118186 14624078 1317274 8.05 262638 7120428 1474810 8.47 1654740 6927488 70978 05:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:15 lo 0.76 0.76 0.21 0.21 0.00 0.00 0.00 0.00 05:30:15 ens3 214.46 165.03 1726.45 36.21 0.00 0.00 0.00 0.00 05:40:05 lo 17.90 17.90 1.74 1.74 0.00 0.00 0.00 0.00 05:40:05 ens3 116.22 122.45 309.90 674.93 0.00 0.00 0.00 0.00 Average: lo 9.18 9.18 0.96 0.96 0.00 0.00 0.00 0.00 Average: ens3 166.21 144.12 1030.69 349.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-13353) 08/18/26 _x86_64_ (4 CPU) 05:18:40 LINUX RESTART (4 CPU) 05:20:03 CPU %user %nice %system %iowait %steal %idle 05:30:15 all 36.00 0.00 2.77 0.73 0.08 60.43 05:30:15 0 34.86 0.00 2.19 0.30 0.08 62.58 05:30:15 1 36.51 0.00 3.36 0.83 0.08 59.22 05:30:15 2 36.05 0.00 3.22 0.74 0.07 59.91 05:30:15 3 36.56 0.00 2.32 1.04 0.08 60.00 05:40:05 all 36.27 0.00 3.16 1.04 0.08 59.44 05:40:05 0 37.95 0.00 3.18 0.78 0.08 58.00 05:40:05 1 36.18 0.00 3.79 1.18 0.09 58.77 05:40:05 2 39.35 0.00 3.12 0.94 0.08 56.52 05:40:05 3 31.61 0.00 2.56 1.28 0.08 64.47 Average: all 36.13 0.00 2.96 0.88 0.08 59.94 Average: 0 36.38 0.00 2.68 0.53 0.08 60.34 Average: 1 36.35 0.00 3.57 1.00 0.08 59.00 Average: 2 37.67 0.00 3.17 0.84 0.08 58.24 Average: 3 34.13 0.00 2.44 1.16 0.08 62.19