---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66176 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: 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: 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 757 5138 4 2343 7184 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:92:96:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5384sec preferred_lft 5384sec inet6 fe80::f816:3eff:fe92:9613/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66176) 04/04/26 _x86_64_ (2 CPU) 00:00:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.79 0.02 1.76 0.02 0.85 20.95 226.25 00:20:29 1.83 0.10 1.70 0.03 2.92 23.54 717.18 00:30:07 1.83 0.00 1.81 0.02 0.00 20.32 224.94 00:40:29 22.92 2.92 17.86 2.15 218.27 2985.32 470.26 00:50:17 1.67 0.00 1.64 0.03 0.00 24.36 1.31 01:00:30 1.75 0.00 1.71 0.04 0.00 24.18 1.71 01:10:07 1.78 0.00 1.74 0.03 0.00 141.12 413.12 01:20:32 1.69 0.00 1.66 0.04 0.00 35.84 0.74 01:30:17 1.82 0.00 1.77 0.04 0.00 25.53 1217.45 Average: 4.21 0.35 3.59 0.27 25.65 379.57 362.88 00:00:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6118560 7520432 288392 3.55 54268 1543488 532328 5.80 477404 1312540 272 00:20:29 6135920 7499632 309064 3.80 54392 1505120 530100 5.77 476152 1274080 260 00:30:07 6132180 7496464 312256 3.84 54504 1505572 530100 5.77 476296 1274516 272 00:40:29 5115884 7306456 454692 5.59 103636 2242316 704264 7.67 632996 2015272 120 00:50:17 5154988 7347648 413692 5.09 103728 2244308 641592 6.99 611992 2017360 212 01:00:30 5160384 7354692 406556 5.00 103824 2245860 660268 7.19 631232 2019008 288 01:10:07 5090988 7321664 439348 5.40 103984 2282024 729264 7.94 640412 2055320 1440 01:20:32 5111828 7347044 414092 5.09 104096 2286380 652716 7.11 622268 2059800 112 01:30:17 5071172 7308224 452836 5.57 104192 2288092 685008 7.46 654636 2061608 208 Average: 5454656 7389140 387881 4.77 87403 2015907 629516 6.86 580376 1787723 354 00:00:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.23 0.06 0.08 0.04 0.00 0.00 0.00 0.00 00:20:29 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:20:29 ens3 0.20 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:07 ens3 0.52 0.11 0.17 0.10 0.00 0.00 0.00 0.00 00:40:29 lo 1.29 1.29 0.10 0.10 0.00 0.00 0.00 0.00 00:40:29 ens3 54.55 39.86 314.02 11.52 0.00 0.00 0.00 0.00 00:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:17 ens3 23.92 19.58 228.97 1.66 0.00 0.00 0.00 0.00 01:00:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:30 ens3 6.83 6.15 32.58 0.74 0.00 0.00 0.00 0.00 01:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:07 ens3 16.74 15.24 163.67 1.67 0.00 0.00 0.00 0.00 01:20:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:32 ens3 15.67 14.69 136.14 1.85 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 13.63 12.93 143.57 1.15 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.88 12.20 113.87 2.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66176) 04/04/26 _x86_64_ (2 CPU) 00:00:27 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.20 0.00 0.10 0.01 0.03 99.65 00:10:01 0 0.36 0.00 0.08 0.01 0.02 99.52 00:10:01 1 0.04 0.00 0.12 0.01 0.05 99.79 00:20:29 all 0.63 0.00 0.19 0.01 0.04 99.14 00:20:29 0 0.75 0.00 0.20 0.02 0.03 98.99 00:20:29 1 0.50 0.00 0.17 0.01 0.04 99.28 00:30:07 all 0.25 0.00 0.15 0.01 0.04 99.55 00:30:07 0 0.35 0.00 0.16 0.01 0.03 99.45 00:30:07 1 0.15 0.00 0.15 0.01 0.04 99.65 00:40:29 all 10.63 0.00 1.60 0.49 0.06 87.22 00:40:29 0 14.49 0.00 1.91 0.61 0.05 82.95 00:40:29 1 6.78 0.00 1.29 0.38 0.06 91.49 00:50:17 all 0.95 0.00 0.25 0.02 0.08 98.70 00:50:17 0 1.07 0.00 0.25 0.03 0.10 98.54 00:50:17 1 0.82 0.00 0.24 0.01 0.06 98.87 01:00:30 all 5.55 0.00 0.52 0.01 0.08 93.84 01:00:30 0 8.47 0.00 0.68 0.00 0.09 90.75 01:00:30 1 2.61 0.00 0.36 0.01 0.07 96.94 01:10:07 all 6.27 0.00 0.52 0.01 0.08 93.12 01:10:07 0 5.26 0.00 0.47 0.01 0.10 94.17 01:10:07 1 7.28 0.00 0.57 0.02 0.07 92.07 01:20:32 all 1.52 0.00 0.29 0.01 0.08 98.10 01:20:32 0 1.81 0.00 0.36 0.01 0.11 97.72 01:20:32 1 1.24 0.00 0.22 0.01 0.06 98.47 01:30:17 all 0.87 0.00 0.30 0.01 0.08 98.73 01:30:17 0 0.87 0.00 0.28 0.01 0.09 98.75 01:30:17 1 0.87 0.00 0.32 0.02 0.07 98.72 Average: all 3.03 0.00 0.44 0.07 0.06 96.40 Average: 0 3.79 0.00 0.50 0.08 0.07 95.56 Average: 1 2.27 0.00 0.39 0.05 0.06 97.23