---> uname -a: Linux prd-centos8-robot-2c-8g-19158.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 584 4939 19 2173 6813 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:9f:1f:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.229/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85925sec preferred_lft 85925sec inet6 fe80::f816:3eff:fe9f:1f77/64 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) 02/20/2026 _x86_64_ (2 CPU) 00:35:25 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 116.36 62.15 54.22 6472.51 33876.14 12:38:01 AM 116.48 0.08 116.40 2.40 12209.77 12:39:01 AM 34.46 1.43 33.02 138.22 3773.79 12:40:01 AM 69.63 6.90 62.73 1285.84 3872.28 12:41:01 AM 32.62 0.03 32.59 3.47 6287.82 12:42:01 AM 4.10 0.07 4.03 5.73 151.24 12:43:02 AM 38.55 0.63 37.92 73.18 1836.99 Average: 58.89 10.19 48.70 1140.25 8858.42 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5553456 7080232 2328972 29.55 2688 1719508 694612 7.78 186392 1863232 102796 12:38:01 AM 5104644 6946212 2777784 35.24 2688 2017356 790540 8.85 188720 2240996 100688 12:39:01 AM 5245812 7091340 2636616 33.45 2688 2021460 643436 7.20 220296 2071040 9020 12:40:01 AM 4906068 7006624 2976360 37.76 2688 2266188 701832 7.86 256384 2340388 175692 12:41:01 AM 4957956 7057764 2924472 37.10 2688 2266508 645972 7.23 262112 2280732 16 12:42:01 AM 4957200 7058556 2925228 37.11 2688 2268056 640060 7.17 262756 2280968 864 12:43:02 AM 5143604 7059260 2738824 34.75 2688 2087964 704772 7.89 463884 1915704 10256 Average: 5124106 7042855 2758322 34.99 2688 2092434 688746 7.71 262935 2141866 57047 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 275.82 161.31 1239.86 57.82 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 124.55 92.73 1316.58 12.32 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 15.13 9.36 6.82 3.81 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 45.00 38.30 342.68 10.05 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 202.87 140.39 40.10 36.85 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 106.05 88.72 997.11 7.48 0.00 0.00 0.00 0.00 12:43:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:02 AM eth0 49.50 37.07 83.18 25.01 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 116.99 81.13 575.16 21.90 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) 02/20/2026 _x86_64_ (2 CPU) 00:35:25 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 31.26 0.04 6.25 25.74 0.09 36.62 12:37:01 AM 0 32.05 0.02 5.65 24.09 0.08 38.12 12:37:01 AM 1 30.47 0.07 6.85 27.38 0.10 35.12 12:38:01 AM all 33.70 0.00 5.11 4.33 0.10 56.77 12:38:01 AM 0 25.96 0.00 4.95 4.49 0.10 64.49 12:38:01 AM 1 41.42 0.00 5.28 4.16 0.10 49.05 12:39:01 AM all 12.48 0.00 1.76 1.09 0.07 84.60 12:39:01 AM 0 4.94 0.00 1.52 1.55 0.07 91.92 12:39:01 AM 1 20.03 0.00 2.01 0.62 0.07 77.28 12:40:01 AM all 34.14 0.00 6.24 0.98 0.08 58.55 12:40:01 AM 0 25.93 0.00 5.90 1.07 0.08 67.03 12:40:01 AM 1 42.36 0.00 6.58 0.90 0.08 50.07 12:41:01 AM all 3.40 0.00 0.97 0.84 0.04 94.74 12:41:01 AM 0 2.23 0.00 1.14 1.09 0.03 95.52 12:41:01 AM 1 4.58 0.00 0.80 0.60 0.05 93.97 12:42:01 AM all 5.52 0.00 0.70 0.02 0.05 93.71 12:42:01 AM 0 0.95 0.00 0.35 0.03 0.05 98.61 12:42:01 AM 1 10.12 0.00 1.05 0.00 0.05 88.78 12:43:02 AM all 28.61 0.00 3.96 0.22 0.08 67.14 12:43:02 AM 0 24.93 0.00 3.66 0.23 0.07 71.11 12:43:02 AM 1 32.28 0.00 4.25 0.20 0.08 63.18 Average: all 21.31 0.01 3.57 4.72 0.07 70.32 Average: 0 16.70 0.00 3.31 4.62 0.07 75.30 Average: 1 25.92 0.01 3.83 4.83 0.08 65.33