---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-952 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: 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 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 8.0G 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 765 5179 4 2289 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:d3:56:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73575sec preferred_lft 73575sec inet6 fe80::f816:3eff:fed3:5609/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-952) 09/07/26 _x86_64_ (2 CPU) 02:37:45 LINUX RESTART (2 CPU) 02:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:17 12.80 1.35 10.11 1.33 113.79 1801.25 658.22 03:00:17 1.52 0.01 1.50 0.02 0.05 18.56 0.25 03:10:09 1.37 0.00 1.37 0.00 0.00 16.25 0.00 03:20:09 2.02 0.33 1.69 0.01 43.09 106.00 0.17 03:30:17 1.44 0.00 1.43 0.01 0.00 17.51 3.43 03:40:17 15.63 0.00 1.45 14.18 0.15 16.87 106348.57 03:50:17 1.42 0.00 1.42 0.00 0.00 16.47 0.00 04:00:09 1.58 0.00 1.56 0.02 0.00 18.80 3.53 04:10:17 1.40 0.00 1.40 0.00 0.00 16.39 0.00 04:20:17 1.40 0.00 1.40 0.00 0.00 16.40 0.00 04:30:17 1.60 0.00 1.58 0.01 0.00 19.08 3.48 04:40:09 1.36 0.00 1.36 0.00 0.00 16.19 0.00 04:50:17 1.37 0.00 1.37 0.00 0.00 16.74 0.00 05:00:17 1.52 0.00 1.51 0.01 0.00 18.81 3.48 05:10:17 1.43 0.00 1.43 0.00 0.00 17.07 0.00 05:20:09 1.47 0.00 1.47 0.00 0.00 17.17 0.00 05:30:17 1.62 0.00 1.60 0.01 0.00 19.30 3.43 05:40:09 1.40 0.00 1.40 0.00 0.00 16.98 0.00 05:50:17 1.27 0.00 1.27 0.00 0.00 15.85 0.00 06:00:17 1.45 0.00 1.44 0.01 0.00 18.01 3.48 06:10:17 3.26 0.05 2.59 0.62 1.95 101.01 1365.60 Average: 2.78 0.08 1.92 0.77 7.59 110.82 5160.79 02:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:17 5269188 7445748 321260 3.95 87384 2250320 576948 6.28 545376 2022372 248 03:00:17 5260124 7437192 329584 4.05 87556 2250656 577012 6.28 545332 2022880 128 03:10:09 5267248 7444784 321992 3.96 87700 2250980 577012 6.28 545304 2023348 132 03:20:09 5182764 7399420 366976 4.51 88112 2289664 777460 8.47 563540 2052360 200 03:30:17 5182044 7399360 366944 4.51 88276 2290124 777620 8.47 563728 2052856 196 03:40:17 5190212 7408028 358308 4.41 88404 2290492 777620 8.47 563756 2053324 136 03:50:17 5198024 7416316 350024 4.30 88552 2290820 777684 8.47 563836 2053800 168 04:00:09 5191504 7410240 356028 4.38 88668 2291152 777684 8.47 563868 2054248 192 04:10:17 5191504 7410692 355580 4.37 88796 2291476 777684 8.47 563884 2054700 132 04:20:17 5191504 7411284 354976 4.36 88928 2291936 777684 8.47 564064 2055164 132 04:30:17 5201376 7421612 344624 4.24 89064 2292252 777684 8.47 564208 2055616 168 04:40:09 5201376 7422076 344160 4.23 89196 2292584 777684 8.47 564220 2056080 252 04:50:17 5211192 7432360 333880 4.11 89332 2292916 777748 8.47 564268 2056548 244 05:00:17 5201868 7423668 342588 4.21 89488 2293376 777748 8.47 564412 2057036 236 05:10:17 5205724 7427992 338252 4.16 89640 2293704 777748 8.47 564304 2057504 188 05:20:09 5205260 7428000 338256 4.16 89776 2294028 777904 8.47 564444 2057976 168 05:30:17 5209304 7432484 333696 4.10 89896 2294352 777904 8.47 564452 2058420 168 05:40:09 5216996 7440644 325528 4.00 90040 2294676 777904 8.47 564464 2058888 172 05:50:17 5215128 7439356 326816 4.02 90168 2295136 777904 8.47 564612 2059340 268 06:00:17 5195572 7420276 345884 4.25 90296 2295464 778276 8.48 564916 2059800 296 06:10:17 5330732 7364856 410276 5.04 91536 2111636 865576 9.43 650692 1877036 25604 Average: 5215174 7420780 345982 4.25 89086 2277988 753261 8.20 565604 2042824 1401 02:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:17 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 02:50:17 ens3 9.38 6.12 35.85 1.79 0.00 0.00 0.00 0.00 03:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:17 ens3 0.87 0.18 0.12 0.06 0.00 0.00 0.00 0.00 03:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:09 ens3 0.66 0.12 0.06 0.02 0.00 0.00 0.00 0.00 03:20:09 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:20:09 ens3 0.99 0.35 3.32 0.04 0.00 0.00 0.00 0.00 03:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:17 ens3 0.78 0.16 0.12 0.07 0.00 0.00 0.00 0.00 03:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:17 ens3 0.60 0.12 0.06 0.02 0.00 0.00 0.00 0.00 03:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:17 ens3 0.80 0.17 0.10 0.05 0.00 0.00 0.00 0.00 04:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:09 ens3 0.71 0.15 0.08 0.04 0.00 0.00 0.00 0.00 04:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:17 ens3 0.63 0.12 0.06 0.02 0.00 0.00 0.00 0.00 04:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:17 ens3 0.61 0.11 0.05 0.02 0.00 0.00 0.00 0.00 04:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:17 ens3 0.63 0.14 0.06 0.02 0.00 0.00 0.00 0.00 04:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:09 ens3 0.73 0.15 0.09 0.04 0.00 0.00 0.00 0.00 04:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:17 ens3 0.83 0.19 0.13 0.07 0.00 0.00 0.00 0.00 05:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:17 ens3 0.83 0.19 0.12 0.06 0.00 0.00 0.00 0.00 05:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:17 ens3 0.75 0.17 0.09 0.04 0.00 0.00 0.00 0.00 05:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:09 ens3 0.66 0.15 0.06 0.02 0.00 0.00 0.00 0.00 05:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:17 ens3 0.65 0.13 0.06 0.02 0.00 0.00 0.00 0.00 05:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:09 ens3 0.73 0.14 0.06 0.02 0.00 0.00 0.00 0.00 05:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:17 ens3 0.78 0.18 0.10 0.05 0.00 0.00 0.00 0.00 06:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:17 ens3 1.04 0.39 0.11 1.37 0.00 0.00 0.00 0.00 06:10:17 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 06:10:17 ens3 5.93 4.67 8.10 2.62 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.41 0.67 2.33 0.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-952) 09/07/26 _x86_64_ (2 CPU) 02:37:45 LINUX RESTART (2 CPU) 02:40:14 CPU %user %nice %system %iowait %steal %idle 02:50:17 all 5.88 0.00 1.02 0.36 0.01 92.74 02:50:17 0 5.93 0.00 0.94 0.24 0.01 92.88 02:50:17 1 5.82 0.00 1.10 0.47 0.01 92.60 03:00:17 all 0.30 0.00 0.18 0.01 0.01 99.50 03:00:17 0 0.49 0.00 0.13 0.01 0.01 99.37 03:00:17 1 0.11 0.00 0.23 0.01 0.01 99.63 03:10:09 all 0.26 0.00 0.09 0.01 0.00 99.64 03:10:09 0 0.35 0.00 0.08 0.01 0.00 99.56 03:10:09 1 0.17 0.00 0.09 0.01 0.00 99.73 03:20:09 all 0.43 0.00 0.13 0.02 0.00 99.41 03:20:09 0 0.30 0.00 0.18 0.03 0.01 99.49 03:20:09 1 0.56 0.00 0.08 0.02 0.00 99.34 03:30:17 all 0.27 0.00 0.18 0.01 0.01 99.55 03:30:17 0 0.27 0.00 0.20 0.01 0.01 99.52 03:30:17 1 0.26 0.00 0.15 0.01 0.00 99.57 03:40:17 all 0.27 0.00 0.10 0.04 0.01 99.59 03:40:17 0 0.14 0.00 0.13 0.07 0.01 99.65 03:40:17 1 0.39 0.00 0.07 0.01 0.01 99.52 03:50:17 all 0.24 0.00 0.11 0.01 0.01 99.63 03:50:17 0 0.07 0.00 0.14 0.01 0.01 99.77 03:50:17 1 0.41 0.00 0.08 0.01 0.00 99.50 04:00:09 all 0.27 0.00 0.18 0.01 0.01 99.54 04:00:09 0 0.26 0.00 0.19 0.01 0.01 99.53 04:00:09 1 0.27 0.00 0.17 0.01 0.01 99.54 04:10:17 all 0.26 0.00 0.10 0.01 0.01 99.62 04:10:17 0 0.48 0.00 0.07 0.00 0.00 99.44 04:10:17 1 0.05 0.00 0.12 0.01 0.01 99.81 04:20:17 all 0.28 0.00 0.08 0.01 0.01 99.62 04:20:17 0 0.48 0.00 0.07 0.00 0.01 99.44 04:20:17 1 0.08 0.00 0.10 0.01 0.01 99.80 04:30:17 all 0.28 0.00 0.17 0.01 0.00 99.54 04:30:17 0 0.49 0.00 0.16 0.00 0.00 99.35 04:30:17 1 0.06 0.00 0.18 0.02 0.00 99.73 04:30:17 CPU %user %nice %system %iowait %steal %idle 04:40:09 all 0.25 0.00 0.08 0.01 0.00 99.65 04:40:09 0 0.45 0.00 0.06 0.00 0.00 99.49 04:40:09 1 0.05 0.00 0.11 0.01 0.01 99.82 04:50:17 all 0.26 0.00 0.08 0.01 0.01 99.65 04:50:17 0 0.46 0.00 0.05 0.00 0.00 99.48 04:50:17 1 0.05 0.00 0.11 0.01 0.01 99.82 05:00:17 all 0.29 0.00 0.19 0.01 0.01 99.50 05:00:17 0 0.50 0.00 0.17 0.01 0.01 99.31 05:00:17 1 0.09 0.00 0.21 0.01 0.01 99.69 05:10:17 all 0.27 0.00 0.09 0.01 0.01 99.62 05:10:17 0 0.46 0.00 0.06 0.01 0.00 99.46 05:10:17 1 0.07 0.00 0.13 0.01 0.01 99.79 05:20:09 all 0.28 0.00 0.09 0.01 0.00 99.62 05:20:09 0 0.48 0.00 0.07 0.02 0.00 99.43 05:20:09 1 0.07 0.00 0.12 0.00 0.01 99.80 05:30:17 all 0.30 0.00 0.16 0.01 0.00 99.52 05:30:17 0 0.53 0.00 0.14 0.03 0.00 99.29 05:30:17 1 0.07 0.00 0.18 0.00 0.00 99.74 05:40:09 all 0.27 0.00 0.09 0.01 0.01 99.63 05:40:09 0 0.47 0.00 0.06 0.01 0.00 99.45 05:40:09 1 0.07 0.00 0.12 0.00 0.01 99.81 05:50:17 all 0.24 0.00 0.08 0.01 0.00 99.67 05:50:17 0 0.42 0.00 0.07 0.01 0.00 99.50 05:50:17 1 0.06 0.00 0.09 0.01 0.01 99.83 06:00:17 all 0.13 0.00 0.18 0.01 0.00 99.68 06:00:17 0 0.19 0.00 0.17 0.01 0.00 99.62 06:00:17 1 0.07 0.00 0.18 0.01 0.00 99.73 06:10:17 all 1.94 0.00 0.30 0.06 0.01 97.71 06:10:17 0 2.89 0.00 0.26 0.05 0.01 96.80 06:10:17 1 0.98 0.00 0.33 0.06 0.01 98.61 Average: all 0.62 0.00 0.18 0.03 0.01 99.17 Average: 0 0.77 0.00 0.16 0.02 0.00 99.04 Average: 1 0.47 0.00 0.19 0.03 0.01 99.30