---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-5420 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 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 604 6403 3 8981 15042 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:5a:0a:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.246/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85002sec preferred_lft 85002sec inet6 fe80::f816:3eff:fe5a:adf/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-5420) 08/10/26 _x86_64_ (4 CPU) 05:17:24 LINUX RESTART (4 CPU) 05:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:11 46.41 2.46 42.38 1.57 150.36 15094.15 39744.45 05:40:05 296.99 0.34 284.84 11.81 16.57 14710.52 169441.06 Average: 171.15 1.41 163.08 6.66 83.76 14903.18 104307.41 05:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:11 7632064 13813800 2138568 13.06 201016 5963836 2223536 12.76 1154848 7040616 139820 05:40:05 6642448 15485080 445688 2.72 325780 8280436 700864 4.02 2071740 6867572 184 Average: 7137256 14649440 1292128 7.89 263398 7122136 1462200 8.39 1613294 6954094 70002 05:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:11 lo 0.74 0.74 0.20 0.20 0.00 0.00 0.00 0.00 05:30:11 ens3 171.64 139.76 1658.22 30.78 0.00 0.00 0.00 0.00 05:40:05 lo 17.80 17.80 1.68 1.68 0.00 0.00 0.00 0.00 05:40:05 ens3 112.59 119.44 307.83 670.94 0.00 0.00 0.00 0.00 Average: lo 9.23 9.23 0.94 0.94 0.00 0.00 0.00 0.00 Average: ens3 142.24 129.65 986.00 349.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-builder-4c-4g-5420) 08/10/26 _x86_64_ (4 CPU) 05:17:24 LINUX RESTART (4 CPU) 05:20:12 CPU %user %nice %system %iowait %steal %idle 05:30:11 all 38.57 0.00 3.26 0.76 0.09 57.31 05:30:11 0 38.67 0.00 3.59 0.57 0.10 57.07 05:30:11 1 38.81 0.00 3.58 0.61 0.10 56.90 05:30:11 2 38.81 0.00 2.83 0.53 0.08 57.75 05:30:11 3 38.00 0.00 3.03 1.36 0.09 57.53 05:40:05 all 37.81 0.00 3.47 0.33 0.12 58.27 05:40:05 0 38.31 0.00 3.48 0.22 0.12 57.87 05:40:05 1 41.73 0.00 3.65 0.28 0.12 54.21 05:40:05 2 34.17 0.00 3.44 0.44 0.11 61.84 05:40:05 3 37.03 0.00 3.31 0.36 0.12 59.19 Average: all 38.20 0.00 3.36 0.55 0.10 57.79 Average: 0 38.49 0.00 3.54 0.40 0.11 57.46 Average: 1 40.27 0.00 3.62 0.44 0.11 55.57 Average: 2 36.51 0.00 3.13 0.49 0.10 59.78 Average: 3 37.52 0.00 3.17 0.86 0.10 58.35