---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25715 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 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 765 5196 4 2272 7176 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:79:45:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80583sec preferred_lft 80583sec inet6 fe80::f816:3eff:fe79:458f/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-25715) 06/08/26 _x86_64_ (2 CPU) 00:37:05 LINUX RESTART (2 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:06 1.24 0.03 1.21 0.00 1.24 14.99 0.12 01:00:06 1.53 0.01 1.50 0.03 0.05 18.79 872.88 01:10:06 1.30 0.00 1.28 0.02 0.00 15.28 1.20 01:20:06 1.40 0.00 1.38 0.02 0.01 16.25 1.20 01:30:06 2.03 0.25 1.73 0.04 30.97 77.21 873.00 01:40:06 1.37 0.00 1.34 0.02 1.05 16.29 1.25 01:50:06 1.32 0.00 1.32 0.00 0.00 15.69 0.00 02:00:06 37.16 3.02 19.20 14.94 227.77 3538.62 110481.54 02:10:06 1.32 0.00 1.32 0.00 0.00 21.61 0.05 Average: 5.41 0.37 3.36 1.67 29.01 414.98 12470.34 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:06 6294848 7542056 278572 3.43 30528 1422372 516340 5.62 441312 1183072 200 01:00:06 6285928 7533728 286892 3.53 30768 1422704 524608 5.71 450572 1183640 232 01:10:06 6285240 7533576 287044 3.53 30976 1423024 524608 5.71 451648 1184172 224 01:20:06 6289736 7538632 282016 3.47 31196 1423356 524876 5.72 451980 1184724 228 01:30:06 6224804 7500492 319592 3.93 31584 1449388 721088 7.85 467168 1202380 224 01:40:06 6248496 7525152 294952 3.63 31784 1450156 525824 5.73 462112 1202904 228 01:50:06 6248244 7525400 294696 3.62 31952 1450484 525824 5.73 462124 1203396 248 02:00:06 5177456 7381208 386036 4.75 87004 2276968 629064 6.85 599560 2039352 188 02:10:06 5147332 7353124 414116 5.09 87160 2278856 644620 7.02 606688 2041392 268 Average: 6022454 7492596 315991 3.89 43661 1621923 570761 6.22 488129 1380559 227 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:06 ens3 1.55 0.10 0.21 0.08 0.00 0.00 0.00 0.00 01:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:06 ens3 0.48 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 1.03 0.06 5.33 0.03 0.00 0.00 0.00 0.00 01:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 0.52 0.10 0.33 0.06 0.00 0.00 0.00 0.00 01:30:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 0.58 0.35 3.17 0.66 0.00 0.00 0.00 0.00 01:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 0.34 0.07 0.11 0.06 0.00 0.00 0.00 0.00 01:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:06 ens3 0.24 0.07 0.07 0.04 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 67.60 46.22 329.14 11.28 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 10.96 9.89 71.87 0.94 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.26 6.32 45.59 1.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25715) 06/08/26 _x86_64_ (2 CPU) 00:37:05 LINUX RESTART (2 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:06 all 0.26 0.00 0.07 0.02 0.03 99.62 00:50:06 0 0.15 0.00 0.08 0.02 0.04 99.72 00:50:06 1 0.38 0.00 0.06 0.01 0.03 99.52 01:00:06 all 0.26 0.00 0.17 0.01 0.04 99.52 01:00:06 0 0.09 0.00 0.17 0.02 0.04 99.68 01:00:06 1 0.43 0.00 0.18 0.00 0.04 99.35 01:10:06 all 0.29 0.00 0.07 0.01 0.03 99.60 01:10:06 0 0.54 0.00 0.06 0.01 0.03 99.36 01:10:06 1 0.05 0.00 0.08 0.01 0.04 99.83 01:20:06 all 0.25 0.00 0.07 0.01 0.04 99.63 01:20:06 0 0.46 0.00 0.05 0.01 0.03 99.44 01:20:06 1 0.05 0.00 0.09 0.01 0.05 99.81 01:30:06 all 0.39 0.00 0.19 0.03 0.04 99.36 01:30:06 0 0.26 0.00 0.21 0.02 0.04 99.47 01:30:06 1 0.52 0.00 0.17 0.04 0.03 99.24 01:40:06 all 0.26 0.00 0.06 0.01 0.04 99.64 01:40:06 0 0.04 0.00 0.09 0.00 0.05 99.82 01:40:06 1 0.47 0.00 0.03 0.02 0.02 99.45 01:50:06 all 0.23 0.00 0.06 0.01 0.04 99.66 01:50:06 0 0.04 0.00 0.08 0.01 0.05 99.83 01:50:06 1 0.41 0.00 0.05 0.01 0.03 99.50 02:00:06 all 12.09 0.00 1.90 5.15 0.06 80.80 02:00:06 0 11.81 0.00 1.95 6.52 0.07 79.65 02:00:06 1 12.38 0.00 1.85 3.78 0.05 81.94 02:10:06 all 0.84 0.00 0.19 0.01 0.06 98.90 02:10:06 0 0.83 0.00 0.19 0.01 0.06 98.91 02:10:06 1 0.84 0.00 0.20 0.01 0.06 98.89 Average: all 1.65 0.00 0.31 0.58 0.04 97.42 Average: 0 1.58 0.00 0.32 0.73 0.04 97.33 Average: 1 1.72 0.00 0.30 0.43 0.04 97.51