---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-40212 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 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 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 750 5085 4 2399 7191 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:70:0e:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79432sec preferred_lft 79432sec inet6 fe80::f816:3eff:fe70:ebf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40212) 08/23/26 _x86_64_ (2 CPU) 00:06:30 LINUX RESTART (2 CPU) 00:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:19 1.39 0.03 1.36 0.01 1.25 16.76 2.40 00:30:20 2.44 0.72 1.69 0.03 95.18 77.94 74.89 00:40:19 26.12 2.83 20.96 2.33 224.29 3493.10 680.65 00:50:21 1.30 0.00 1.29 0.02 0.00 20.91 1.58 01:00:16 1.55 0.00 1.51 0.04 0.00 23.20 2.49 01:10:22 1.42 0.00 1.40 0.02 0.00 128.63 1.71 01:20:24 15.54 0.00 1.44 14.09 0.15 18.42 105983.20 01:30:25 1.58 0.00 1.56 0.02 0.00 20.34 0.65 01:40:16 1.36 0.00 1.36 0.00 0.00 25.02 409.00 01:50:27 1.43 0.00 1.42 0.01 0.20 63.43 395.17 02:00:26 1.65 0.00 1.62 0.03 0.00 24.89 0.85 Average: 5.07 0.32 3.23 1.51 29.14 355.20 9786.73 00:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:19 6272216 7518336 302552 3.72 30944 1421116 528148 5.75 446844 1184164 124 00:30:20 6251492 7527468 292604 3.60 31428 1450048 528220 5.75 458952 1202952 136 00:40:19 5142180 7359532 407356 5.01 86392 2290948 653420 7.12 607700 2053312 124 00:50:21 5103432 7322928 444004 5.46 86556 2292976 679096 7.40 624912 2055504 312 01:00:16 5135892 7357240 409652 5.04 86728 2294656 680060 7.41 625716 2057228 180 01:10:22 5094868 7350976 415724 5.11 86916 2329048 688608 7.50 633836 2091800 124 01:20:24 5099140 7356040 410476 5.05 87036 2329724 688796 7.50 634140 2092568 204 01:30:25 5100328 7358000 408500 5.02 87156 2330348 688892 7.50 634044 2093320 136 01:40:16 5086188 7346664 419840 5.16 87260 2333012 665560 7.25 606768 2096088 124 01:50:27 4946140 7221840 544436 6.69 87452 2347844 735776 8.01 674268 2110976 188 02:00:26 5032840 7310596 455644 5.60 87576 2349732 702596 7.65 641084 2112996 172 Average: 5296792 7366329 410072 5.04 76859 2160859 658107 7.17 598933 1922810 166 00:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:20:19 ens3 0.56 0.11 0.24 0.06 0.00 0.00 0.00 0.00 00:30:20 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:30:20 ens3 0.74 0.28 3.36 0.07 0.00 0.00 0.00 0.00 00:40:19 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:19 ens3 75.81 51.33 395.79 12.19 0.00 0.00 0.00 0.00 00:50:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:21 ens3 22.42 19.87 250.74 1.63 0.00 0.00 0.00 0.00 01:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:16 ens3 7.31 5.93 33.71 0.76 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 6.53 3.14 37.29 0.35 0.00 0.00 0.00 0.00 01:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:24 ens3 3.10 1.78 0.45 0.29 0.00 0.00 0.00 0.00 01:30:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:25 ens3 2.89 1.77 0.45 0.29 0.00 0.00 0.00 0.00 01:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:16 ens3 12.64 11.27 122.58 1.42 0.00 0.00 0.00 0.00 01:50:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:27 ens3 27.81 24.50 284.33 2.31 0.00 0.00 0.00 0.00 02:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:26 ens3 11.79 11.41 103.93 1.04 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 15.61 11.95 112.27 1.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40212) 08/23/26 _x86_64_ (2 CPU) 00:06:30 LINUX RESTART (2 CPU) 00:10:16 CPU %user %nice %system %iowait %steal %idle 00:20:19 all 0.26 0.00 0.11 0.01 0.04 99.58 00:20:19 0 0.23 0.00 0.11 0.01 0.04 99.61 00:20:19 1 0.29 0.00 0.10 0.01 0.05 99.55 00:30:20 all 0.40 0.00 0.20 0.03 0.04 99.33 00:30:20 0 0.39 0.00 0.23 0.06 0.04 99.29 00:30:20 1 0.41 0.00 0.18 0.01 0.04 99.37 00:40:19 all 12.38 0.00 1.80 0.53 0.07 85.22 00:40:19 0 8.02 0.00 1.46 0.54 0.07 89.91 00:40:19 1 16.74 0.00 2.13 0.52 0.07 80.53 00:50:21 all 0.93 0.00 0.29 0.01 0.09 98.68 00:50:21 0 0.75 0.00 0.21 0.01 0.06 98.97 00:50:21 1 1.11 0.00 0.37 0.01 0.13 98.38 01:00:16 all 1.34 0.00 0.41 0.01 0.09 98.15 01:00:16 0 0.97 0.00 0.34 0.01 0.08 98.61 01:00:16 1 1.72 0.00 0.49 0.01 0.10 97.68 01:10:22 all 1.29 0.00 0.31 0.01 0.09 98.31 01:10:22 0 1.94 0.00 0.42 0.02 0.08 97.54 01:10:22 1 0.69 0.00 0.20 0.00 0.09 99.02 01:20:24 all 0.60 0.00 0.17 0.03 0.10 99.10 01:20:24 0 0.56 0.00 0.17 0.01 0.12 99.14 01:20:24 1 0.63 0.00 0.18 0.05 0.09 99.06 01:30:25 all 0.62 0.00 0.24 0.01 0.10 99.02 01:30:25 0 0.65 0.00 0.29 0.01 0.14 98.91 01:30:25 1 0.60 0.00 0.19 0.01 0.07 99.13 01:40:16 all 1.30 0.00 0.25 0.01 0.09 98.35 01:40:16 0 1.09 0.00 0.27 0.01 0.12 98.52 01:40:16 1 1.51 0.00 0.23 0.01 0.07 98.19 01:50:27 all 1.82 0.00 0.36 0.01 0.09 97.71 01:50:27 0 0.58 0.00 0.17 0.01 0.06 99.18 01:50:27 1 3.07 0.00 0.56 0.01 0.12 96.24 02:00:26 all 0.87 0.00 0.31 0.01 0.09 98.71 02:00:26 0 0.69 0.00 0.28 0.02 0.07 98.95 02:00:26 1 1.06 0.00 0.35 0.01 0.11 98.48 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.99 0.00 0.40 0.06 0.08 97.47 Average: 0 1.44 0.00 0.36 0.06 0.08 98.06 Average: 1 2.53 0.00 0.45 0.06 0.09 96.87