---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-813 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 761 5038 4 2443 7180 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:9a:ff:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5052sec preferred_lft 5052sec inet6 fe80::f816:3eff:fe9a:ffb2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-813) 08/01/26 _x86_64_ (2 CPU) 00:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:03 1.94 0.02 1.91 0.02 0.82 22.73 219.06 00:20:11 1.89 0.11 1.74 0.04 3.01 24.58 581.57 00:30:10 1.73 0.00 1.72 0.01 0.00 18.80 0.23 00:40:10 26.49 2.83 21.32 2.34 223.47 3382.96 1316.37 00:50:03 1.93 0.01 1.89 0.03 0.78 140.26 3.06 01:00:11 1.73 0.00 1.71 0.02 0.00 26.51 0.58 01:10:12 1.51 0.00 1.51 0.00 0.00 127.41 0.00 01:20:12 1.58 0.00 1.56 0.02 0.00 37.50 397.27 01:30:03 1.84 0.00 1.80 0.04 0.00 26.64 1.65 Average: 4.52 0.33 3.91 0.28 25.35 423.06 280.73 00:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:03 6123212 7524764 283660 3.49 54456 1542932 540048 5.88 464752 1314416 344 00:20:11 6134732 7498120 310268 3.82 54644 1504536 537540 5.85 463640 1275992 260 00:30:10 6139376 7503344 305004 3.75 54760 1504996 537540 5.85 463712 1276440 264 00:40:10 5146584 7436552 319076 3.92 106092 2334512 572684 6.24 563744 2112164 29164 00:50:03 5053680 7346728 408896 5.03 106224 2337500 654252 7.13 610296 2115288 752 01:00:11 5044256 7339232 416320 5.12 106316 2339364 673188 7.33 629156 2117216 228 01:10:12 4995948 7325372 430160 5.29 106404 2373612 707052 7.70 662372 2151580 656 01:20:12 5014748 7349912 405520 4.99 106512 2379184 663576 7.23 619716 2157244 388 01:30:03 4984180 7321436 433840 5.33 106656 2381092 696436 7.59 651616 2159308 276 Average: 5404080 7405051 368083 4.53 89118 2077525 620257 6.76 569889 1853294 3592 00:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:03 ens3 0.46 0.10 0.13 0.06 0.00 0.00 0.00 0.00 00:20:11 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:11 ens3 0.44 0.18 0.16 0.10 0.00 0.00 0.00 0.00 00:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:10 ens3 0.75 0.35 0.19 1.87 0.00 0.00 0.00 0.00 00:40:10 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:10 ens3 63.31 46.12 317.48 11.49 0.00 0.00 0.00 0.00 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 26.75 21.90 227.40 2.49 0.00 0.00 0.00 0.00 01:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:11 ens3 9.55 8.69 60.57 0.93 0.00 0.00 0.00 0.00 01:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:12 ens3 4.15 2.22 36.85 0.21 0.00 0.00 0.00 0.00 01:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:12 ens3 20.06 18.54 150.75 2.48 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 20.88 19.50 226.90 1.58 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 16.22 13.03 112.94 2.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-813) 08/01/26 _x86_64_ (2 CPU) 00:00:10 CPU %user %nice %system %iowait %steal %idle 00:10:03 all 0.27 0.00 0.13 0.01 0.03 99.56 00:10:03 0 0.44 0.00 0.10 0.02 0.02 99.41 00:10:03 1 0.09 0.00 0.15 0.01 0.04 99.71 00:20:11 all 0.67 0.00 0.22 0.02 0.03 99.07 00:20:11 0 1.01 0.00 0.23 0.01 0.03 98.72 00:20:11 1 0.33 0.00 0.21 0.02 0.03 99.41 00:30:10 all 0.23 0.00 0.14 0.01 0.03 99.58 00:30:10 0 0.23 0.00 0.14 0.01 0.02 99.60 00:30:10 1 0.23 0.00 0.15 0.01 0.03 99.57 00:40:10 all 11.60 0.01 1.70 0.98 0.05 85.66 00:40:10 0 11.40 0.00 1.75 1.23 0.06 85.56 00:40:10 1 11.80 0.02 1.65 0.74 0.05 85.75 00:50:03 all 1.19 0.00 0.31 0.03 0.06 98.41 00:50:03 0 0.83 0.00 0.32 0.04 0.06 98.76 00:50:03 1 1.55 0.00 0.30 0.01 0.07 98.07 01:00:11 all 2.50 0.00 0.41 0.02 0.06 97.01 01:00:11 0 2.15 0.00 0.41 0.01 0.06 97.37 01:00:11 1 2.85 0.00 0.41 0.02 0.07 96.65 01:10:12 all 9.76 0.00 0.93 0.01 0.07 89.24 01:10:12 0 9.49 0.00 0.87 0.01 0.07 89.57 01:10:12 1 10.03 0.00 0.98 0.02 0.07 88.90 01:20:12 all 2.13 0.00 0.34 0.02 0.06 97.46 01:20:12 0 2.74 0.00 0.35 0.02 0.06 96.83 01:20:12 1 1.52 0.00 0.33 0.01 0.05 98.09 01:30:03 all 0.96 0.00 0.35 0.01 0.06 98.62 01:30:03 0 0.72 0.00 0.27 0.01 0.04 98.96 01:30:03 1 1.20 0.00 0.44 0.01 0.08 98.27 Average: all 3.26 0.00 0.50 0.12 0.05 96.07 Average: 0 3.22 0.00 0.49 0.15 0.05 96.09 Average: 1 3.29 0.00 0.51 0.09 0.05 96.05