---> uname -a: Linux prd-centos8-robot-2c-8g-10679.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 596 4928 19 2172 6801 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:14:90:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.69/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85862sec preferred_lft 85862sec inet6 fe80::f816:3eff:fe14:9083/64 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) 02/15/2026 _x86_64_ (2 CPU) 03:16:51 LINUX RESTART (2 CPU) 03:17:01 AM tps rtps wtps bread/s bwrtn/s 03:18:01 AM 224.54 161.50 63.04 15012.29 41223.26 03:19:01 AM 125.36 1.08 124.28 75.32 12451.77 03:20:01 AM 24.11 0.42 23.69 64.78 1953.12 03:21:01 AM 67.86 6.93 60.93 1289.30 3654.37 03:22:01 AM 30.17 0.00 30.17 0.00 6225.86 03:23:01 AM 4.00 0.07 3.93 4.93 136.56 03:24:01 AM 0.28 0.00 0.28 0.00 4.45 03:25:01 AM 16.24 0.32 15.93 36.92 592.00 Average: 61.58 21.29 40.28 2060.84 8281.11 03:17:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:18:01 AM 5415316 7006188 2467112 31.30 2688 1782160 753844 8.44 190784 1988540 111304 03:19:01 AM 5155700 6997812 2726728 34.59 2688 2018260 710960 7.96 198428 2176048 40204 03:20:01 AM 5231344 7075492 2651084 33.63 2688 2020208 632944 7.09 219316 2082676 1820 03:21:01 AM 4951960 7051184 2930468 37.18 2688 2265328 634080 7.10 260604 2288672 175648 03:22:01 AM 4944328 7043372 2938100 37.27 2688 2265336 634080 7.10 260604 2290240 8 03:23:01 AM 4823000 6922468 3059428 38.81 2688 2265760 812852 9.10 260936 2409808 16 03:24:01 AM 4824428 6923972 3058000 38.80 2688 2265852 802596 8.99 260936 2408712 76 03:25:01 AM 5062760 6976376 2819668 35.77 2688 2085444 722568 8.09 303484 2154388 26224 Average: 5051104 6999608 2831324 35.92 2688 2121044 712990 7.98 244386 2224886 44412 03:17:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:18:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 370.46 229.90 1979.10 66.59 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 92.15 70.40 879.05 10.08 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 12.98 9.31 5.55 3.75 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 238.52 184.04 380.43 40.08 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 6.00 5.21 1.44 1.23 0.00 0.00 0.00 0.00 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 309.17 302.57 3756.18 706.81 0.00 0.00 0.00 0.00 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 419.71 377.49 6114.78 24.47 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 186.54 157.33 1988.65 31.92 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 204.44 167.03 1888.04 110.61 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) 02/15/2026 _x86_64_ (2 CPU) 03:16:51 LINUX RESTART (2 CPU) 03:17:01 AM CPU %user %nice %system %iowait %steal %idle 03:18:01 AM all 52.71 0.06 10.93 2.07 0.09 34.13 03:18:01 AM 0 56.98 0.08 11.25 3.17 0.10 28.41 03:18:01 AM 1 48.45 0.03 10.61 0.97 0.08 39.85 03:19:01 AM all 30.09 0.00 4.72 1.24 0.08 63.87 03:19:01 AM 0 47.47 0.00 6.50 1.49 0.08 44.46 03:19:01 AM 1 12.74 0.00 2.94 0.98 0.08 83.26 03:20:01 AM all 10.43 0.00 1.56 0.21 0.07 87.74 03:20:01 AM 0 13.91 0.00 1.53 0.13 0.07 84.36 03:20:01 AM 1 6.94 0.00 1.59 0.28 0.07 91.12 03:21:01 AM all 36.39 0.00 6.70 0.43 0.10 56.38 03:21:01 AM 0 35.05 0.00 6.77 0.50 0.10 57.58 03:21:01 AM 1 37.74 0.00 6.63 0.35 0.10 55.18 03:22:01 AM all 0.41 0.00 0.42 0.43 0.04 98.71 03:22:01 AM 0 0.60 0.00 0.42 0.45 0.03 98.50 03:22:01 AM 1 0.22 0.00 0.42 0.40 0.05 98.91 03:23:01 AM all 14.48 0.00 1.15 0.01 0.08 84.28 03:23:01 AM 0 15.59 0.00 1.28 0.02 0.08 83.03 03:23:01 AM 1 13.38 0.00 1.02 0.00 0.08 85.51 03:24:01 AM all 12.52 0.00 1.19 0.00 0.13 86.16 03:24:01 AM 0 21.17 0.00 1.97 0.00 0.14 76.72 03:24:01 AM 1 3.96 0.00 0.42 0.00 0.12 95.51 03:25:01 AM all 16.27 0.00 2.47 0.09 0.10 81.07 03:25:01 AM 0 19.95 0.00 2.95 0.07 0.08 76.95 03:25:01 AM 1 12.62 0.00 1.99 0.12 0.12 85.16 Average: all 21.68 0.01 3.65 0.56 0.09 74.02 Average: 0 26.35 0.01 4.09 0.73 0.09 68.73 Average: 1 17.01 0.00 3.20 0.39 0.09 79.30