---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-59001 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.1G 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 868 4943 4 2425 7073 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:a6:c6:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75807sec preferred_lft 75807sec inet6 fe80::f816:3eff:fea6:c6b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-59001) 09/27/26 _x86_64_ (2 CPU) 00:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:24 1.51 0.02 1.48 0.02 0.83 39.29 0.24 00:20:39 1.59 0.11 1.45 0.02 3.41 26.73 18.07 00:30:14 1.49 0.00 1.47 0.02 0.00 29.30 0.24 00:40:39 1.35 0.00 1.35 0.00 0.00 33.05 0.00 00:50:24 1.36 0.00 1.34 0.02 0.00 24.68 0.74 01:00:39 1.72 0.00 1.68 0.03 0.00 31.49 0.92 01:10:14 1.41 0.00 1.40 0.02 0.00 22.39 0.83 01:20:39 1.41 0.00 1.39 0.02 0.00 26.71 0.84 01:30:24 1.74 0.00 1.71 0.03 0.00 29.94 0.89 01:40:39 1.45 0.00 1.44 0.02 0.00 24.86 0.78 01:50:34 1.37 0.00 1.36 0.02 0.00 25.33 0.81 02:00:39 1.55 0.00 1.52 0.03 0.00 29.79 1.02 02:10:24 1.46 0.00 1.44 0.02 0.00 25.09 0.82 02:20:14 1.37 0.00 1.36 0.01 0.00 24.81 0.57 Average: 1.48 0.01 1.46 0.02 0.31 28.14 1.94 00:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:24 5097104 7351796 414092 5.09 89228 2325932 891760 9.71 635596 2089184 252 00:20:39 5094616 7351908 413840 5.09 89504 2328168 884084 9.63 636464 2091476 264 00:30:14 5093676 7354616 410920 5.05 89608 2331636 892280 9.72 636536 2095052 168 00:40:39 5094240 7360992 404504 4.97 89740 2337244 894524 9.74 638740 2100788 296 00:50:24 5093736 7363432 402012 4.94 89880 2340012 894820 9.75 638600 2103692 240 01:00:39 5077628 7351580 413812 5.09 90068 2344032 894820 9.75 638908 2107764 336 01:10:14 5074664 7350644 414740 5.10 90240 2345840 894908 9.75 638888 2109760 252 01:20:39 5071696 7351204 414100 5.09 90456 2349124 895252 9.75 639148 2113244 216 01:30:24 5068968 7351648 413576 5.09 90592 2352092 895316 9.75 639344 2116356 176 01:40:39 5068720 7354480 410700 5.05 90760 2354960 895348 9.75 639480 2119272 248 01:50:34 5065196 7353972 411144 5.06 90932 2357772 895320 9.75 639364 2122244 156 02:00:39 5065660 7358280 406760 5.00 91096 2361400 895320 9.75 639644 2126040 176 02:10:24 5063420 7358892 406072 4.99 91224 2364088 888152 9.67 639964 2128848 416 02:20:14 5061196 7359472 405468 4.99 91364 2366700 929628 10.13 640432 2131616 220 Average: 5077894 7355208 410124 5.04 90335 2347071 895824 9.76 638651 2111095 244 00:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:24 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:10:24 ens3 11.37 8.92 2.31 1.40 0.00 0.00 0.00 0.00 00:20:39 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:39 ens3 7.00 6.27 1.38 0.79 0.00 0.00 0.00 0.00 00:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:14 ens3 9.70 8.09 2.35 1.49 0.00 0.00 0.00 0.00 00:40:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:39 ens3 8.82 7.16 1.71 1.01 0.00 0.00 0.00 0.00 00:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:24 ens3 7.95 5.40 1.92 2.44 0.00 0.00 0.00 0.00 01:00:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:39 ens3 13.03 10.90 2.82 1.69 0.00 0.00 0.00 0.00 01:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:14 ens3 7.47 5.55 1.46 0.81 0.00 0.00 0.00 0.00 01:20:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:39 ens3 8.19 6.01 2.00 1.24 0.00 0.00 0.00 0.00 01:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:24 ens3 9.74 7.96 2.21 1.35 0.00 0.00 0.00 0.00 01:40:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:39 ens3 6.76 5.58 1.55 0.98 0.00 0.00 0.00 0.00 01:50:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:34 ens3 5.93 4.93 1.48 0.95 0.00 0.00 0.00 0.00 02:00:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:39 ens3 9.82 8.48 2.34 1.49 0.00 0.00 0.00 0.00 02:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:24 ens3 7.23 6.23 1.71 1.08 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 6.50 5.80 1.47 0.94 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.54 6.96 1.91 1.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-59001) 09/27/26 _x86_64_ (2 CPU) 00:00:24 CPU %user %nice %system %iowait %steal %idle 00:10:24 all 3.83 0.00 0.65 0.02 0.01 95.48 00:10:24 0 2.46 0.00 0.52 0.00 0.01 97.01 00:10:24 1 5.23 0.00 0.79 0.04 0.02 93.92 00:20:39 all 1.89 0.00 0.70 0.01 0.02 97.39 00:20:39 0 0.92 0.00 0.50 0.00 0.00 98.57 00:20:39 1 2.92 0.00 0.91 0.02 0.03 96.12 00:30:14 all 3.83 0.00 0.63 0.01 0.01 95.52 00:30:14 0 1.38 0.00 0.41 0.01 0.01 98.20 00:30:14 1 6.33 0.00 0.85 0.02 0.02 92.78 00:40:39 all 2.33 0.00 0.70 0.01 0.01 96.95 00:40:39 0 3.62 0.00 0.73 0.01 0.01 95.63 00:40:39 1 1.10 0.00 0.68 0.01 0.01 98.20 00:50:24 all 2.78 0.00 0.39 0.01 0.00 96.81 00:50:24 0 3.62 0.00 0.43 0.00 0.00 95.94 00:50:24 1 1.95 0.00 0.36 0.01 0.00 97.68 01:00:39 all 3.97 0.00 1.00 0.01 0.02 95.00 01:00:39 0 4.70 0.00 0.91 0.01 0.02 94.37 01:00:39 1 3.20 0.00 1.10 0.01 0.02 95.66 01:10:14 all 1.22 0.00 0.65 0.01 0.00 98.11 01:10:14 0 1.98 0.00 0.89 0.00 0.01 97.11 01:10:14 1 0.51 0.00 0.42 0.02 0.00 99.05 01:20:39 all 3.17 0.00 0.47 0.01 0.01 96.35 01:20:39 0 5.49 0.00 0.70 0.00 0.01 93.80 01:20:39 1 0.85 0.00 0.23 0.03 0.00 98.88 01:30:24 all 3.29 0.00 0.93 0.01 0.02 95.75 01:30:24 0 1.81 0.00 0.61 0.01 0.01 97.56 01:30:24 1 4.79 0.00 1.25 0.02 0.02 93.92 01:40:39 all 2.43 0.00 0.78 0.01 0.01 96.78 01:40:39 0 4.15 0.00 1.22 0.01 0.01 94.61 01:40:39 1 0.75 0.00 0.34 0.02 0.00 98.89 01:50:34 all 2.73 0.00 0.39 0.01 0.01 96.87 01:50:34 0 3.39 0.00 0.43 0.01 0.01 96.16 01:50:34 1 2.06 0.00 0.35 0.01 0.01 97.57 01:50:34 CPU %user %nice %system %iowait %steal %idle 02:00:39 all 3.91 0.00 0.95 0.02 0.01 95.11 02:00:39 0 5.73 0.00 1.26 0.01 0.02 92.97 02:00:39 1 2.13 0.00 0.65 0.02 0.01 97.20 02:10:24 all 2.79 0.00 0.58 0.01 0.01 96.61 02:10:24 0 1.96 0.00 0.48 0.02 0.00 97.54 02:10:24 1 3.64 0.00 0.69 0.01 0.01 95.65 02:20:14 all 2.25 0.00 1.22 0.05 0.01 96.48 02:20:14 0 2.18 0.00 1.04 0.08 0.01 96.70 02:20:14 1 2.31 0.00 1.41 0.01 0.01 96.26 Average: all 2.89 0.00 0.72 0.02 0.01 96.37 Average: 0 3.12 0.00 0.72 0.01 0.01 96.13 Average: 1 2.66 0.00 0.71 0.02 0.01 96.60