---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-13539 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 573 6388 3 9027 15073 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:19:2e:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.136/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84994sec preferred_lft 84994sec inet6 fe80::f816:3eff:fe19:2ed6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-13539) 07/29/26 _x86_64_ (4 CPU) 05:18:13 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:00 41.55 2.44 37.55 1.56 150.85 15201.30 33538.42 05:40:04 280.35 0.36 269.33 10.65 14.36 14564.77 45685.36 Average: 161.49 1.39 153.97 6.13 82.29 14881.58 39639.52 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:00 7466720 13695860 2256396 13.78 201020 6010204 2269132 13.02 1160088 7194412 151788 05:40:04 6504544 15392812 538100 3.29 325024 8327880 783176 4.50 2075672 6974736 236 Average: 6985632 14544336 1397248 8.53 263022 7169042 1526154 8.76 1617880 7084574 76012 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:00 lo 0.71 0.71 0.20 0.20 0.00 0.00 0.00 0.00 05:30:00 ens3 192.61 151.46 1655.13 32.62 0.00 0.00 0.00 0.00 05:40:04 lo 11.91 11.91 1.16 1.16 0.00 0.00 0.00 0.00 05:40:04 ens3 86.23 84.09 292.22 214.77 0.00 0.00 0.00 0.00 Average: lo 6.34 6.34 0.68 0.68 0.00 0.00 0.00 0.00 Average: ens3 139.18 117.62 970.58 124.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-13539) 07/29/26 _x86_64_ (4 CPU) 05:18:13 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:00 all 36.37 0.00 2.90 0.46 0.07 60.20 05:30:00 0 36.27 0.00 2.46 0.61 0.07 60.59 05:30:00 1 34.09 0.00 2.61 0.38 0.08 62.85 05:30:00 2 35.97 0.00 3.09 0.55 0.08 60.31 05:30:00 3 39.15 0.00 3.44 0.29 0.07 57.05 05:40:04 all 35.11 0.00 3.31 1.77 0.09 59.71 05:40:04 0 32.09 0.00 3.48 0.38 0.09 63.96 05:40:04 1 36.64 0.00 3.71 1.13 0.09 58.43 05:40:04 2 36.47 0.00 3.15 0.66 0.09 59.63 05:40:04 3 35.26 0.00 2.92 4.91 0.09 56.82 Average: all 35.74 0.00 3.11 1.11 0.08 59.96 Average: 0 34.18 0.00 2.97 0.50 0.08 62.28 Average: 1 35.37 0.00 3.16 0.75 0.08 60.63 Average: 2 36.22 0.00 3.12 0.60 0.08 59.97 Average: 3 37.20 0.00 3.18 2.61 0.08 56.94