---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22170 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 7.9G 30G 21% / 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 749 5299 4 2180 7192 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:ef:01:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81952sec preferred_lft 81952sec inet6 fe80::f816:3eff:feef:15f/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-22170) 03/24/26 _x86_64_ (2 CPU) 00:40:00 LINUX RESTART (2 CPU) 00:50:44 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 1.68 0.01 1.65 0.02 0.06 19.41 696.94 01:10:01 1.34 0.00 1.32 0.02 0.00 15.21 1.10 01:20:37 13.28 0.00 1.43 11.84 0.15 16.75 102941.23 01:30:37 1.48 0.00 1.45 0.03 0.00 18.03 654.48 01:40:01 1.25 0.00 1.24 0.02 0.00 14.74 1.16 01:50:27 21.61 2.89 16.55 2.17 218.41 2980.76 613.10 Average: 7.06 0.51 4.06 2.50 38.18 534.42 18601.76 00:50:44 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6242868 7518124 301804 3.71 30924 1449620 521676 5.68 456904 1200224 240 01:10:01 6242868 7518628 301300 3.70 31128 1449908 521824 5.68 457064 1200724 124 01:20:37 6242620 7519024 300824 3.70 31348 1450320 521880 5.68 457344 1201328 124 01:30:37 6245708 7522640 297164 3.65 31568 1450648 522744 5.69 458828 1201844 152 01:40:01 6245708 7523304 296556 3.65 31772 1451068 522744 5.69 458928 1202372 124 01:50:27 5347440 7454140 317404 3.90 85004 2185812 612088 6.67 558344 1944788 180 Average: 6094535 7509310 302509 3.72 40291 1572896 537159 5.85 474569 1325213 157 00:50:44 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.42 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.44 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:37 ens3 0.49 0.10 0.14 0.06 0.00 0.00 0.00 0.00 01:30:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:37 ens3 0.33 0.14 0.07 0.49 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.51 0.06 0.11 0.05 0.00 0.00 0.00 0.00 01:50:27 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:27 ens3 55.94 38.35 284.41 10.25 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.13 6.77 49.75 1.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22170) 03/24/26 _x86_64_ (2 CPU) 00:40:00 LINUX RESTART (2 CPU) 00:50:44 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.25 0.00 0.17 0.01 0.04 99.53 01:00:07 0 0.24 0.00 0.18 0.02 0.04 99.53 01:00:07 1 0.26 0.00 0.16 0.01 0.04 99.52 01:10:01 all 0.24 0.00 0.07 0.02 0.04 99.63 01:10:01 0 0.05 0.00 0.08 0.04 0.05 99.79 01:10:01 1 0.42 0.00 0.06 0.01 0.04 99.47 01:20:37 all 0.26 0.00 0.09 0.04 0.04 99.56 01:20:37 0 0.05 0.00 0.10 0.03 0.05 99.76 01:20:37 1 0.47 0.00 0.08 0.05 0.03 99.37 01:30:37 all 0.29 0.00 0.17 0.02 0.03 99.49 01:30:37 0 0.45 0.00 0.14 0.01 0.02 99.38 01:30:37 1 0.13 0.00 0.19 0.03 0.04 99.60 01:40:01 all 0.22 0.00 0.07 0.01 0.03 99.67 01:40:01 0 0.39 0.00 0.05 0.00 0.02 99.54 01:40:01 1 0.06 0.00 0.09 0.02 0.04 99.79 01:50:27 all 10.13 0.00 1.57 0.77 0.06 87.46 01:50:27 0 7.83 0.00 1.34 0.41 0.05 90.38 01:50:27 1 12.45 0.00 1.81 1.13 0.06 84.54 Average: all 1.98 0.00 0.37 0.15 0.04 97.46 Average: 0 1.56 0.00 0.32 0.09 0.04 97.99 Average: 1 2.40 0.00 0.41 0.22 0.04 96.93