---> uname -a: Linux prd-centos8-robot-2c-8g-4882.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 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 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 616 4905 19 2175 6782 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 valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:dc:f4:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.210/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85619sec preferred_lft 85619sec inet6 fe80::f816:3eff:fedc:f4d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 01/27/2026 _x86_64_ (2 CPU) 03:07:31 LINUX RESTART (2 CPU) 03:08:01 AM tps rtps wtps bread/s bwrtn/s 03:09:01 AM 116.08 49.01 67.07 7265.57 20733.17 03:10:01 AM 82.00 0.07 81.93 1.86 8035.56 03:11:01 AM 41.06 1.05 40.01 73.96 7760.37 03:12:01 AM 17.26 0.38 16.88 64.26 853.87 03:13:01 AM 89.30 6.93 82.37 1289.52 7608.88 03:14:01 AM 14.65 0.00 14.65 0.00 2309.43 03:15:01 AM 3.50 0.00 3.50 0.00 109.85 03:16:01 AM 0.35 0.00 0.35 0.00 3.47 03:17:01 AM 0.50 0.08 0.42 5.87 15.35 03:18:01 AM 2.13 0.00 2.13 0.00 150.48 03:19:01 AM 0.58 0.00 0.58 0.00 36.09 03:20:00 AM 22.09 0.65 21.44 74.73 928.50 03:20:01 AM 12.00 0.00 12.00 0.00 615.20 Average: 32.45 4.85 27.60 731.26 4045.54 03:08:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:09:01 AM 5357056 6974228 2525376 32.04 2688 1807372 794808 8.90 199640 2035256 124892 03:10:01 AM 5082572 6954800 2799860 35.52 2688 2049200 754360 8.45 191460 2262408 167892 03:11:01 AM 5136928 6977624 2745504 34.83 2688 2016392 743028 8.32 198980 2199336 12 03:12:01 AM 5128896 7006624 2753536 34.93 2688 2052756 696644 7.80 223468 2181248 43824 03:13:01 AM 4926724 7023960 2955708 37.50 2688 2263860 656004 7.35 261208 2311260 61048 03:14:01 AM 4927792 7024864 2954640 37.48 2688 2263872 656004 7.35 261220 2311392 8 03:15:01 AM 4927804 7024876 2954628 37.48 2688 2263872 656004 7.35 261224 2311324 4 03:16:01 AM 4927928 7024996 2954504 37.48 2688 2263876 656004 7.35 261224 2311328 4 03:17:01 AM 4854012 6953888 3028420 38.42 2688 2266684 740812 8.29 261564 2384640 2420 03:18:01 AM 4825096 6924988 3057336 38.79 2688 2266708 796916 8.92 261564 2412580 16 03:19:01 AM 4924864 7026128 2957568 37.52 2688 2268072 661548 7.41 261888 2314212 472 03:20:00 AM 5080948 6999848 2801484 35.54 2688 2091256 705464 7.90 464084 1978736 24192 03:20:01 AM 5107144 7024160 2775288 35.21 2688 2089336 667292 7.47 464060 1952548 22332 Average: 5015982 6995460 2866450 36.37 2688 2151020 706530 7.91 274737 2228174 34394 03:08:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 329.72 189.47 1665.14 60.06 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 70.01 54.40 875.69 8.62 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 6.95 2.57 2.55 0.77 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 13.93 13.63 6.71 4.85 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 293.27 220.86 392.75 58.90 0.00 0.00 0.00 0.00 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 292.84 210.25 56.95 43.29 0.00 0.00 0.00 0.00 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 2.48 1.90 0.43 0.42 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 2.52 2.05 0.46 0.45 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 73.72 45.76 371.70 4.23 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 338.75 324.79 5397.09 21.01 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 368.76 332.23 5310.11 22.68 0.00 0.00 0.00 0.00 03:20:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:00 AM eth0 61.46 43.63 181.15 30.29 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 4.80 5.60 1.54 1.51 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 154.43 120.06 1188.05 21.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 01/27/2026 _x86_64_ (2 CPU) 03:07:31 LINUX RESTART (2 CPU) 03:08:01 AM CPU %user %nice %system %iowait %steal %idle 03:09:01 AM all 40.52 0.03 6.93 9.25 0.13 43.15 03:09:01 AM 0 31.33 0.02 4.72 7.52 0.12 56.30 03:09:01 AM 1 49.72 0.03 9.13 10.99 0.13 29.99 03:10:01 AM all 25.47 0.00 3.83 16.44 0.10 54.17 03:10:01 AM 0 15.82 0.00 3.43 3.70 0.08 76.96 03:10:01 AM 1 35.12 0.00 4.22 29.18 0.12 31.35 03:11:01 AM all 7.71 0.00 1.29 14.74 0.08 76.18 03:11:01 AM 0 7.06 0.00 1.60 2.57 0.08 88.68 03:11:01 AM 1 8.35 0.00 0.98 26.89 0.08 63.69 03:12:01 AM all 17.14 0.00 2.46 2.26 0.05 78.08 03:12:01 AM 0 17.05 0.00 2.52 1.17 0.05 79.21 03:12:01 AM 1 17.23 0.00 2.40 3.35 0.05 76.96 03:13:01 AM all 34.84 0.00 6.31 0.74 0.11 58.00 03:13:01 AM 0 18.20 0.00 4.92 0.30 0.08 76.50 03:13:01 AM 1 51.60 0.00 7.71 1.19 0.13 39.37 03:14:01 AM all 0.74 0.00 0.71 0.28 0.03 98.23 03:14:01 AM 0 1.09 0.00 0.69 0.12 0.05 98.06 03:14:01 AM 1 0.40 0.00 0.74 0.45 0.02 98.39 03:15:01 AM all 0.34 0.00 0.08 0.01 0.03 99.54 03:15:01 AM 0 0.62 0.00 0.08 0.00 0.02 99.28 03:15:01 AM 1 0.07 0.00 0.08 0.02 0.03 99.80 03:16:01 AM all 0.33 0.00 0.08 0.00 0.03 99.57 03:16:01 AM 0 0.52 0.00 0.07 0.00 0.02 99.40 03:16:01 AM 1 0.13 0.00 0.10 0.00 0.03 99.73 03:17:01 AM all 6.76 0.00 1.66 0.03 0.05 91.50 03:17:01 AM 0 4.92 0.00 0.67 0.00 0.05 94.36 03:17:01 AM 1 8.59 0.00 2.64 0.05 0.05 88.67 03:18:01 AM all 9.96 0.00 1.36 0.09 0.11 88.48 03:18:01 AM 0 13.22 0.00 2.06 0.02 0.12 84.58 03:18:01 AM 1 6.70 0.00 0.67 0.17 0.10 92.35 03:19:01 AM all 9.40 0.00 1.33 0.00 0.09 89.18 03:19:01 AM 0 7.01 0.00 1.16 0.00 0.08 91.74 03:19:01 AM 1 11.77 0.00 1.49 0.00 0.10 86.63 03:19:01 AM CPU %user %nice %system %iowait %steal %idle 03:20:00 AM all 26.16 0.00 3.83 0.12 0.09 69.80 03:20:00 AM 0 21.51 0.00 3.38 0.10 0.07 74.94 03:20:00 AM 1 30.80 0.00 4.29 0.14 0.10 64.67 03:20:01 AM all 41.83 0.00 9.56 0.00 0.40 48.21 03:20:01 AM 0 17.19 0.00 4.69 0.00 0.78 77.34 03:20:01 AM 1 67.48 0.00 14.63 0.00 0.00 17.89 Average: all 14.99 0.00 2.50 3.67 0.07 78.77 Average: 0 11.53 0.00 2.11 1.29 0.07 84.99 Average: 1 18.44 0.00 2.89 6.05 0.08 72.54