---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39196 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 772 5092 4 2370 7169 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ce:ae:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81207sec preferred_lft 81207sec inet6 fe80::f816:3eff:fece:aebb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39196) 07/27/26 _x86_64_ (2 CPU) 00:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:12 14.20 0.02 1.60 12.58 0.96 19.24 109723.57 00:20:12 1.69 0.11 1.54 0.03 3.48 19.64 636.61 00:30:13 1.65 0.00 1.63 0.02 0.00 19.69 652.04 00:40:05 24.96 2.89 19.74 2.32 228.72 3547.63 1603.49 00:50:13 1.42 0.00 1.40 0.02 0.00 58.01 1.32 01:00:13 6.26 0.08 4.73 1.45 5.77 479.39 1807.84 Average: 8.31 0.51 5.07 2.73 39.31 682.83 19038.35 00:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:12 6245760 7526556 293028 3.60 31308 1454688 535636 5.83 455064 1206584 128 00:20:12 6243800 7525160 294300 3.62 31644 1454856 535172 5.83 455268 1206868 132 00:30:13 6246060 7528092 291200 3.58 31844 1455344 535316 5.83 456072 1207392 240 00:40:05 5164276 7388340 377256 4.64 87544 2295776 658080 7.17 618376 2058000 600 00:50:13 5146328 7383320 382312 4.70 87732 2308584 670736 7.31 624224 2070952 916 01:00:13 5182032 7317012 457020 5.62 90552 2211356 672364 7.32 663776 1975012 28256 Average: 5704709 7444747 349186 4.29 60104 1863434 601217 6.55 545463 1620801 5045 00:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:12 ens3 0.30 0.05 0.08 0.03 0.00 0.00 0.00 0.00 00:20:12 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:12 ens3 0.20 0.04 0.03 0.01 0.00 0.00 0.00 0.00 00:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:13 ens3 0.49 0.26 0.11 0.59 0.00 0.00 0.00 0.00 00:40:05 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:05 ens3 66.24 47.54 330.09 12.08 0.00 0.00 0.00 0.00 00:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:13 ens3 37.30 31.15 8.53 3.86 0.00 0.00 0.00 0.00 01:00:13 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 01:00:13 ens3 49.86 45.23 27.77 19.26 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 25.67 20.68 60.39 5.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39196) 07/27/26 _x86_64_ (2 CPU) 00:00:13 CPU %user %nice %system %iowait %steal %idle 00:10:12 all 0.27 0.00 0.12 0.04 0.05 99.52 00:10:12 0 0.26 0.00 0.11 0.02 0.05 99.56 00:10:12 1 0.27 0.00 0.13 0.07 0.05 99.48 00:20:12 all 0.48 0.00 0.20 0.02 0.05 99.26 00:20:12 0 0.71 0.00 0.18 0.03 0.03 99.05 00:20:12 1 0.26 0.00 0.22 0.00 0.06 99.47 00:30:13 all 0.27 0.00 0.16 0.01 0.04 99.51 00:30:13 0 0.42 0.00 0.14 0.01 0.02 99.41 00:30:13 1 0.12 0.00 0.19 0.02 0.06 99.62 00:40:05 all 12.24 0.00 1.78 0.71 0.07 85.20 00:40:05 0 13.41 0.00 1.86 0.88 0.07 83.78 00:40:05 1 11.07 0.00 1.69 0.54 0.08 86.62 00:50:13 all 5.58 0.00 0.44 0.02 0.10 93.85 00:50:13 0 5.86 0.00 0.41 0.01 0.11 93.61 00:50:13 1 5.30 0.00 0.47 0.04 0.09 94.10 01:00:13 all 11.78 0.00 0.98 0.13 0.10 87.01 01:00:13 0 9.55 0.00 0.81 0.10 0.10 89.44 01:00:13 1 14.02 0.00 1.15 0.16 0.10 84.57 Average: all 5.08 0.00 0.61 0.15 0.07 94.09 Average: 0 5.01 0.00 0.58 0.17 0.06 94.17 Average: 1 5.15 0.00 0.64 0.14 0.07 94.01