---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10706 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 784 5120 4 2334 7157 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:13:a6:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73214sec preferred_lft 73214sec inet6 fe80::f816:3eff:fe13:a6f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10706) 05/04/26 _x86_64_ (2 CPU) 00:41:33 LINUX RESTART (2 CPU) 00:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:21 1.66 0.01 1.63 0.02 0.05 19.58 870.22 01:10:01 1.28 0.00 1.27 0.02 0.00 15.30 1.12 01:20:10 1.25 0.00 1.23 0.02 0.01 15.16 1.09 01:30:23 1.39 0.00 1.36 0.03 0.00 17.39 854.97 01:40:00 1.67 0.26 1.38 0.03 32.18 74.70 1.19 01:50:23 1.23 0.00 1.23 0.01 0.00 15.17 0.46 02:00:10 16.04 13.83 2.15 0.07 154.31 47.07 451.78 02:10:01 14.10 0.00 1.31 12.79 0.15 15.63 110805.00 02:20:00 1.35 0.00 1.35 0.00 0.00 15.62 0.00 02:30:23 1.65 0.00 1.63 0.02 0.00 19.63 0.36 02:40:01 1.34 0.00 1.34 0.00 0.00 15.83 0.00 02:50:23 1.32 0.00 1.32 0.00 0.00 15.94 0.00 03:00:10 1.73 0.00 1.71 0.01 0.00 21.09 8.24 03:10:01 1.39 0.00 1.39 0.00 0.00 16.49 0.00 03:20:00 1.85 0.40 1.45 0.00 15.80 48.70 0.00 03:30:23 22.01 2.53 17.29 2.18 204.48 3008.36 523.03 03:40:01 1.36 0.00 1.36 0.01 0.00 23.01 0.08 03:50:23 1.35 0.00 1.35 0.00 0.00 19.31 0.00 04:00:00 1.86 0.00 1.82 0.04 0.00 147.88 412.38 04:10:00 1.35 0.00 1.33 0.03 0.00 30.39 0.80 04:20:10 3.31 0.04 2.61 0.66 1.40 118.79 1805.25 Average: 3.85 0.80 2.29 0.75 19.62 182.34 5436.60 00:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:21 6298888 7546672 274048 3.37 30716 1422800 520020 5.66 444996 1183624 148 01:10:01 6298412 7546744 273964 3.37 30932 1423116 520188 5.67 445112 1184168 240 01:20:10 6297908 7546780 273916 3.37 31132 1423444 522152 5.69 442916 1184696 132 01:30:23 6292404 7541816 278856 3.43 31340 1423772 522144 5.69 442796 1185232 128 01:40:00 6259072 7535252 284916 3.50 31692 1449828 717672 7.82 458664 1202748 128 01:50:23 6266660 7543352 276808 3.40 31868 1450156 717672 7.82 458684 1203252 132 02:00:10 6194804 7528676 282240 3.47 36052 1494784 719344 7.84 460740 1251448 220 02:10:01 6197620 7532032 278756 3.43 36212 1495156 717736 7.82 459456 1251952 280 02:20:00 6207420 7542324 268484 3.30 36364 1495488 717744 7.82 459600 1252436 196 02:30:23 6200684 7536284 274468 3.37 36568 1495940 717736 7.82 459784 1252972 124 02:40:01 6207024 7543112 267636 3.29 36728 1496264 717736 7.82 459808 1253456 300 02:50:23 6206520 7543108 267636 3.29 36904 1496588 717744 7.82 459844 1253956 244 03:00:10 6191424 7528540 282168 3.47 37076 1496920 717800 7.82 459952 1254460 124 03:10:01 6192580 7530204 280532 3.45 37252 1497244 717808 7.82 459964 1254960 276 03:20:00 6121100 7474040 336404 4.14 37556 1512056 760076 8.28 512228 1268432 220 03:30:23 5084304 7264980 497044 6.11 90508 2245760 870492 9.48 656656 2011040 312 03:40:01 5166312 7349060 413052 5.08 90632 2247700 829272 9.03 607280 2013112 168 03:50:23 5171560 7355460 406632 5.00 90780 2248708 848032 9.24 626176 2014268 200 04:00:00 5124452 7344800 417208 5.13 90932 2284912 836464 9.11 613456 2050624 124 04:10:00 5121348 7346268 415668 5.11 91112 2289252 841768 9.17 619404 2055016 160 04:20:10 5296984 7375844 395044 4.86 92320 2149860 813956 8.87 633976 1916568 62688 Average: 5923690 7478826 321213 3.95 50699 1692369 717312 7.81 506738 1452306 3169 00:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:21 ens3 0.60 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.54 0.04 0.10 0.03 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 0.40 0.09 0.11 0.05 0.00 0.00 0.00 0.00 01:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:23 ens3 0.30 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.88 0.46 4.06 0.69 0.00 0.00 0.00 0.00 01:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:23 ens3 0.18 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 0.19 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.16 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:23 ens3 0.16 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.31 0.06 0.10 0.05 0.00 0.00 0.00 0.00 02:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:23 ens3 0.27 0.03 0.51 0.01 0.00 0.00 0.00 0.00 03:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:10 ens3 0.30 0.09 0.10 0.06 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 12.49 6.39 23.90 2.94 0.00 0.00 0.00 0.00 03:30:23 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:30:23 ens3 59.21 43.18 403.17 8.75 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 15.17 13.98 145.48 1.24 0.00 0.00 0.00 0.00 03:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:23 ens3 2.73 2.27 4.88 0.43 0.00 0.00 0.00 0.00 04:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:00 ens3 16.21 14.50 163.22 1.62 0.00 0.00 0.00 0.00 04:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:00 ens3 10.22 8.94 30.39 1.42 0.00 0.00 0.00 0.00 04:20:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:20:10 ens3 14.05 12.17 16.58 10.19 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 6.48 4.93 37.98 1.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10706) 05/04/26 _x86_64_ (2 CPU) 00:41:33 LINUX RESTART (2 CPU) 00:50:19 CPU %user %nice %system %iowait %steal %idle 01:00:21 all 0.25 0.00 0.17 0.01 0.02 99.55 01:00:21 0 0.40 0.00 0.17 0.00 0.02 99.40 01:00:21 1 0.10 0.00 0.16 0.01 0.03 99.70 01:10:01 all 0.25 0.00 0.07 0.01 0.03 99.64 01:10:01 0 0.06 0.00 0.09 0.01 0.03 99.81 01:10:01 1 0.44 0.00 0.06 0.02 0.02 99.46 01:20:10 all 0.27 0.00 0.08 0.01 0.02 99.61 01:20:10 0 0.30 0.00 0.08 0.01 0.02 99.60 01:20:10 1 0.25 0.00 0.08 0.01 0.02 99.63 01:30:23 all 0.29 0.00 0.17 0.01 0.03 99.51 01:30:23 0 0.27 0.00 0.19 0.00 0.03 99.51 01:30:23 1 0.31 0.00 0.14 0.01 0.02 99.51 01:40:00 all 0.40 0.00 0.10 0.02 0.02 99.46 01:40:00 0 0.18 0.00 0.09 0.01 0.02 99.70 01:40:00 1 0.62 0.00 0.11 0.03 0.02 99.21 01:50:23 all 0.24 0.00 0.07 0.01 0.02 99.67 01:50:23 0 0.18 0.00 0.06 0.01 0.02 99.73 01:50:23 1 0.30 0.00 0.07 0.01 0.02 99.60 02:00:10 all 0.28 0.18 0.23 0.14 0.03 99.15 02:00:10 0 0.21 0.16 0.20 0.13 0.03 99.26 02:00:10 1 0.35 0.19 0.25 0.14 0.02 99.04 02:10:01 all 0.22 0.00 0.09 0.03 0.02 99.64 02:10:01 0 0.39 0.00 0.07 0.01 0.01 99.52 02:10:01 1 0.06 0.00 0.11 0.05 0.02 99.76 02:20:00 all 0.25 0.00 0.07 0.26 0.01 99.40 02:20:00 0 0.19 0.00 0.06 0.02 0.01 99.72 02:20:00 1 0.30 0.00 0.08 0.50 0.02 99.09 02:30:23 all 0.25 0.00 0.18 0.01 0.01 99.55 02:30:23 0 0.18 0.00 0.17 0.01 0.01 99.62 02:30:23 1 0.33 0.00 0.19 0.00 0.01 99.47 02:40:01 all 0.24 0.00 0.07 0.02 0.01 99.65 02:40:01 0 0.19 0.00 0.08 0.03 0.01 99.69 02:40:01 1 0.28 0.00 0.07 0.02 0.02 99.61 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:23 all 0.25 0.00 0.07 0.01 0.01 99.64 02:50:23 0 0.07 0.00 0.10 0.02 0.02 99.80 02:50:23 1 0.44 0.00 0.05 0.01 0.01 99.49 03:00:10 all 0.25 0.00 0.17 0.02 0.01 99.55 03:00:10 0 0.24 0.00 0.19 0.00 0.02 99.55 03:00:10 1 0.26 0.00 0.15 0.03 0.01 99.55 03:10:01 all 0.25 0.00 0.08 0.01 0.02 99.65 03:10:01 0 0.06 0.00 0.10 0.01 0.02 99.81 03:10:01 1 0.43 0.00 0.06 0.01 0.01 99.49 03:20:00 all 0.48 0.00 0.12 0.02 0.02 99.36 03:20:00 0 0.48 0.00 0.14 0.02 0.02 99.35 03:20:00 1 0.49 0.00 0.11 0.01 0.02 99.37 03:30:23 all 11.39 0.00 1.91 0.51 0.05 86.12 03:30:23 0 13.22 0.00 2.06 0.75 0.05 83.93 03:30:23 1 9.57 0.00 1.77 0.28 0.06 88.32 03:40:01 all 1.02 0.00 0.24 0.01 0.03 98.70 03:40:01 0 1.18 0.00 0.23 0.01 0.04 98.54 03:40:01 1 0.87 0.00 0.24 0.01 0.03 98.86 03:50:23 all 6.67 0.00 0.78 0.01 0.08 92.47 03:50:23 0 6.76 0.00 0.77 0.01 0.08 92.39 03:50:23 1 6.57 0.00 0.79 0.01 0.08 92.55 04:00:00 all 2.99 0.00 0.50 0.01 0.05 96.45 04:00:00 0 1.10 0.00 0.38 0.01 0.05 98.45 04:00:00 1 4.90 0.00 0.61 0.01 0.05 94.42 04:10:00 all 3.41 0.00 0.39 0.01 0.05 96.15 04:10:00 0 5.54 0.00 0.53 0.01 0.05 93.87 04:10:00 1 1.28 0.00 0.25 0.00 0.04 98.43 04:20:10 all 3.90 0.00 0.35 0.04 0.05 95.66 04:20:10 0 6.08 0.00 0.41 0.03 0.05 93.43 04:20:10 1 1.73 0.00 0.29 0.04 0.04 97.89 Average: all 1.62 0.01 0.28 0.06 0.03 98.01 Average: 0 1.80 0.01 0.30 0.05 0.03 97.81 Average: 1 1.43 0.01 0.27 0.06 0.03 98.20