---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27915 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 796 5080 4 2357 7145 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:3a:03:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80699sec preferred_lft 80699sec inet6 fe80::f816:3eff:fe3a:324/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27915) 06/17/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:05 1.47 0.01 1.45 0.02 0.05 18.05 655.88 01:10:05 13.78 0.00 1.23 12.54 0.15 15.08 109160.54 01:20:01 1.25 0.00 1.23 0.02 0.01 14.70 0.98 01:30:05 1.40 0.00 1.36 0.03 0.00 17.46 650.64 01:40:06 1.81 0.26 1.52 0.03 31.95 74.36 1.38 01:50:01 1.21 0.00 1.21 0.01 0.00 14.64 0.61 02:00:06 24.93 2.98 19.66 2.29 225.67 3431.45 750.68 02:10:06 1.38 0.00 1.38 0.00 0.00 67.91 0.03 Average: 5.92 0.41 3.65 1.87 32.43 459.70 13892.91 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:05 6273376 7524828 295240 3.63 30744 1426568 530888 5.78 451572 1187748 220 01:10:05 6281216 7533268 286684 3.53 30960 1426932 529376 5.77 450692 1188308 180 01:20:01 6280964 7533560 286384 3.52 31156 1427272 529440 5.77 451116 1188844 132 01:30:05 6273416 7526564 293332 3.61 31376 1427596 556692 6.06 455296 1189388 212 01:40:06 6238464 7518940 300456 3.69 31748 1454188 556692 6.06 466264 1207148 248 01:50:01 6243280 7524284 295132 3.63 31936 1454516 556692 6.06 467652 1207664 240 02:00:06 5173932 7380780 385936 4.75 87092 2280160 674756 7.35 616388 2042904 444 02:10:06 5156224 7378300 388388 4.78 87232 2295272 677616 7.38 618832 2058132 220 Average: 5990109 7490066 316444 3.89 45280 1649063 576519 6.28 497226 1408767 237 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 1.45 0.20 0.33 0.18 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.38 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.46 0.09 0.11 0.05 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 0.49 0.20 0.09 0.64 0.00 0.00 0.00 0.00 01:40:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 1.06 0.50 3.24 0.08 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.28 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:00:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:06 ens3 79.31 56.92 314.94 12.27 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 48.63 43.48 10.53 5.82 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 16.57 12.73 41.45 2.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27915) 06/17/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:05 all 0.34 0.00 0.16 0.01 0.04 99.46 01:00:05 0 0.20 0.00 0.17 0.01 0.04 99.57 01:00:05 1 0.47 0.00 0.15 0.00 0.03 99.34 01:10:05 all 0.22 0.00 0.08 0.03 0.04 99.64 01:10:05 0 0.28 0.00 0.07 0.00 0.03 99.62 01:10:05 1 0.16 0.00 0.10 0.05 0.04 99.65 01:20:01 all 0.25 0.00 0.07 0.01 0.03 99.64 01:20:01 0 0.45 0.00 0.05 0.01 0.03 99.47 01:20:01 1 0.05 0.00 0.08 0.01 0.04 99.82 01:30:05 all 0.29 0.00 0.15 0.01 0.03 99.52 01:30:05 0 0.48 0.00 0.13 0.02 0.02 99.35 01:30:05 1 0.09 0.00 0.17 0.00 0.05 99.69 01:40:06 all 0.33 0.00 0.09 0.02 0.03 99.52 01:40:06 0 0.46 0.00 0.06 0.02 0.02 99.44 01:40:06 1 0.21 0.00 0.12 0.02 0.04 99.61 01:50:01 all 0.23 0.00 0.06 0.01 0.03 99.67 01:50:01 0 0.05 0.00 0.08 0.02 0.05 99.81 01:50:01 1 0.41 0.00 0.04 0.01 0.02 99.52 02:00:06 all 14.44 0.00 1.93 0.56 0.08 82.99 02:00:06 0 13.74 0.00 1.77 0.54 0.09 83.85 02:00:06 1 15.13 0.00 2.09 0.58 0.08 82.12 02:10:06 all 6.00 0.00 0.50 0.03 0.08 93.39 02:10:06 0 5.18 0.00 0.49 0.06 0.07 94.19 02:10:06 1 6.82 0.00 0.51 0.00 0.08 92.59 Average: all 2.76 0.00 0.38 0.09 0.05 96.73 Average: 0 2.60 0.00 0.35 0.09 0.04 96.92 Average: 1 2.92 0.00 0.41 0.08 0.05 96.54