---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9210 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 775 4967 4 2501 7166 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:cc:68:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 1895sec preferred_lft 1895sec inet6 fe80::f816:3eff:fecc:68e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-9210) 09/19/26 _x86_64_ (2 CPU) 00:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.78 0.02 1.75 0.02 0.88 20.90 446.18 00:20:25 1.65 0.10 1.52 0.03 2.94 22.38 369.36 00:30:15 1.75 0.00 1.73 0.02 0.00 19.74 860.57 00:40:25 25.48 2.77 20.31 2.40 218.35 3525.84 1287.10 00:50:25 1.60 0.00 1.60 0.00 0.00 23.37 0.03 01:00:25 1.78 0.00 1.76 0.02 0.00 25.40 0.28 01:10:15 1.67 0.00 1.67 0.00 0.00 132.92 0.00 01:20:25 1.40 0.00 1.38 0.01 0.00 16.85 1.93 01:30:25 1.78 0.00 1.74 0.03 0.00 21.31 3.31 01:40:25 1.57 0.00 1.56 0.02 0.00 22.19 391.92 01:50:15 1.66 0.01 1.63 0.02 0.20 67.00 3.31 02:00:25 1.86 0.00 1.82 0.04 0.00 26.24 3.21 Average: 3.70 0.25 3.23 0.22 18.84 331.67 280.94 00:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6101692 7511084 297544 3.66 53700 1552456 746596 8.13 480772 1321704 276 00:20:25 6118372 7488724 319844 3.93 53836 1513232 744492 8.11 479636 1282400 256 00:30:15 6121204 7492004 316512 3.89 53948 1513568 744632 8.11 479600 1282840 184 00:40:25 5026824 7341896 413876 5.09 105444 2361296 874128 9.52 633840 2137024 572 00:50:25 5000580 7317456 438340 5.39 105532 2363080 891292 9.71 643056 2138884 232 01:00:25 4993008 7311828 443856 5.46 105672 2364876 891332 9.71 642996 2140832 208 01:10:15 4994100 7347532 407888 5.02 105776 2399160 876060 9.54 626332 2175220 180 01:20:25 4994844 7349028 406376 5.00 105880 2399792 876060 9.54 626516 2175956 232 01:30:25 4996352 7351256 404100 4.97 105960 2400428 876060 9.54 626392 2176664 320 01:40:25 4973684 7330060 425276 5.23 106060 2401772 879436 9.58 621804 2178116 212 01:50:15 4955044 7326568 428556 5.27 106184 2416592 874684 9.53 625104 2192932 176 02:00:25 4928728 7302352 452724 5.57 106300 2418544 899572 9.80 649756 2195000 132 Average: 5267036 7372482 396241 4.87 92858 2175400 847862 9.23 594650 1949798 248 00:00:26 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 0.35 0.09 0.15 0.08 0.00 0.00 0.00 0.00 00:20:25 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:25 ens3 0.30 0.09 0.08 0.05 0.00 0.00 0.00 0.00 00:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 0.52 0.12 0.16 0.08 0.00 0.00 0.00 0.00 00:40:25 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:25 ens3 77.93 56.28 401.19 13.28 0.00 0.00 0.00 0.00 00:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:25 ens3 15.29 12.02 223.47 1.20 0.00 0.00 0.00 0.00 01:00:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:25 ens3 9.05 7.74 61.39 0.88 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 5.12 2.41 37.71 0.29 0.00 0.00 0.00 0.00 01:20:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:25 ens3 3.19 1.79 0.46 0.30 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 3.77 1.75 12.60 0.25 0.00 0.00 0.00 0.00 01:40:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:25 ens3 11.23 10.19 120.35 1.11 0.00 0.00 0.00 0.00 01:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:15 ens3 16.78 16.23 225.81 1.99 0.00 0.00 0.00 0.00 02:00:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:25 ens3 9.79 9.43 137.57 0.93 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 12.87 9.91 102.13 1.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-9210) 09/19/26 _x86_64_ (2 CPU) 00:00:26 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.13 0.01 0.00 99.59 00:10:01 0 0.48 0.00 0.10 0.01 0.00 99.41 00:10:01 1 0.06 0.00 0.16 0.01 0.01 99.76 00:20:25 all 0.60 0.00 0.23 0.01 0.00 99.16 00:20:25 0 0.78 0.00 0.20 0.00 0.00 99.02 00:20:25 1 0.42 0.00 0.25 0.02 0.01 99.30 00:30:15 all 0.26 0.00 0.19 0.01 0.00 99.54 00:30:15 0 0.46 0.00 0.19 0.00 0.00 99.35 00:30:15 1 0.06 0.00 0.19 0.02 0.00 99.73 00:40:25 all 11.95 0.00 2.06 0.54 0.01 85.43 00:40:25 0 10.47 0.00 2.01 0.69 0.01 86.82 00:40:25 1 13.43 0.00 2.12 0.38 0.02 84.05 00:50:25 all 0.78 0.00 0.32 0.01 0.01 98.89 00:50:25 0 0.63 0.00 0.30 0.01 0.01 99.05 00:50:25 1 0.93 0.00 0.33 0.01 0.01 98.72 01:00:25 all 1.08 0.00 0.40 0.01 0.01 98.50 01:00:25 0 1.43 0.00 0.36 0.01 0.01 98.19 01:00:25 1 0.76 0.00 0.43 0.02 0.01 98.79 01:10:15 all 1.20 0.00 0.30 0.02 0.01 98.46 01:10:15 0 1.33 0.00 0.30 0.01 0.01 98.36 01:10:15 1 1.08 0.00 0.31 0.04 0.01 98.56 01:20:25 all 0.52 0.00 0.19 0.01 0.01 99.28 01:20:25 0 0.51 0.00 0.13 0.01 0.00 99.34 01:20:25 1 0.53 0.00 0.24 0.01 0.01 99.22 01:30:25 all 0.57 0.00 0.28 0.01 0.01 99.13 01:30:25 0 0.54 0.00 0.31 0.02 0.01 99.13 01:30:25 1 0.60 0.00 0.25 0.01 0.01 99.13 01:40:25 all 0.76 0.00 0.26 0.01 0.04 98.94 01:40:25 0 0.94 0.00 0.34 0.02 0.05 98.66 01:40:25 1 0.58 0.00 0.17 0.01 0.03 99.21 01:50:15 all 1.79 0.00 0.40 0.02 0.01 97.79 01:50:15 0 2.46 0.00 0.36 0.01 0.01 97.16 01:50:15 1 1.12 0.00 0.44 0.02 0.01 98.41 01:50:15 CPU %user %nice %system %iowait %steal %idle 02:00:25 all 0.85 0.00 0.37 0.02 0.01 98.76 02:00:25 0 0.86 0.00 0.26 0.01 0.00 98.87 02:00:25 1 0.84 0.00 0.49 0.02 0.01 98.64 Average: all 1.74 0.00 0.43 0.06 0.01 97.76 Average: 0 1.76 0.00 0.41 0.07 0.01 97.76 Average: 1 1.73 0.00 0.45 0.05 0.01 97.76