---> uname -a: Linux prd-centos8-robot-2c-8g-19537.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 602 4925 19 2169 6797 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:2d:4c:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.25/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85934sec preferred_lft 85934sec inet6 fe80::f816:3eff:fe2d:4ceb/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) 02/21/2026 _x86_64_ (2 CPU) 03:22:46 LINUX RESTART (2 CPU) 03:23:01 AM tps rtps wtps bread/s bwrtn/s 03:24:01 AM 202.97 150.22 52.74 14575.01 39028.92 03:25:01 AM 114.18 0.18 114.00 5.06 11667.86 03:26:01 AM 36.59 1.02 35.58 73.45 4587.80 03:27:01 AM 32.17 0.35 31.82 61.18 1964.93 03:28:01 AM 75.95 6.93 69.02 1289.52 8597.45 03:29:01 AM 9.90 0.05 9.85 4.80 630.00 03:30:01 AM 24.92 0.68 24.24 74.63 944.08 Average: 70.96 22.78 48.18 2298.04 9632.43 03:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 AM 5527456 7047180 2354976 29.88 2688 1713052 735304 8.23 184488 1891284 83036 03:25:01 AM 5098632 6974944 2783800 35.32 2688 2053612 752428 8.42 191460 2247824 137584 03:26:01 AM 5164008 7007412 2718424 34.49 2688 2019872 721848 8.08 210580 2161124 9956 03:27:01 AM 5032604 6979292 2849828 36.15 2688 2118508 747260 8.37 234096 2254604 87460 03:28:01 AM 4943804 7040356 2938628 37.28 2688 2264292 660308 7.39 261280 2296268 9428 03:29:01 AM 4900584 6997364 2981848 37.83 2688 2264700 730312 8.18 261616 2338976 268 03:30:01 AM 5108536 7020776 2773896 35.19 2688 2086284 704428 7.89 462836 1954756 22460 Average: 5110803 7009618 2771629 35.16 2688 2074331 721698 8.08 258051 2163548 50027 03:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 247.66 154.11 1277.98 58.01 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 107.65 79.74 1337.92 11.07 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 13.65 5.33 5.03 2.14 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 28.96 26.37 174.69 6.25 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 199.17 148.36 203.19 33.65 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 15.20 7.83 4.74 7.39 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 59.52 38.15 83.26 22.19 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 95.98 65.70 441.01 20.10 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) 02/21/2026 _x86_64_ (2 CPU) 03:22:46 LINUX RESTART (2 CPU) 03:23:01 AM CPU %user %nice %system %iowait %steal %idle 03:24:01 AM all 42.70 0.05 10.33 9.95 0.13 36.85 03:24:01 AM 0 44.28 0.02 10.91 11.18 0.13 33.47 03:24:01 AM 1 41.12 0.08 9.74 8.71 0.13 40.22 03:25:01 AM all 30.22 0.00 4.98 1.81 0.11 62.88 03:25:01 AM 0 32.39 0.00 5.53 1.73 0.10 60.24 03:25:01 AM 1 28.05 0.00 4.43 1.88 0.12 65.52 03:26:01 AM all 11.38 0.00 1.75 2.33 0.11 84.43 03:26:01 AM 0 10.33 0.00 1.84 0.94 0.12 86.78 03:26:01 AM 1 12.44 0.00 1.65 3.73 0.10 82.08 03:27:01 AM all 23.47 0.00 3.13 6.49 0.11 66.80 03:27:01 AM 0 25.93 0.00 3.04 6.30 0.10 64.63 03:27:01 AM 1 20.99 0.00 3.23 6.67 0.12 68.99 03:28:01 AM all 22.17 0.00 4.87 3.51 0.11 69.34 03:28:01 AM 0 24.77 0.00 5.37 4.70 0.10 65.05 03:28:01 AM 1 19.56 0.00 4.37 2.33 0.12 73.63 03:29:01 AM all 1.51 0.00 0.26 0.08 0.03 98.12 03:29:01 AM 0 1.00 0.00 0.15 0.00 0.03 98.81 03:29:01 AM 1 2.03 0.00 0.37 0.15 0.03 97.42 03:30:01 AM all 22.14 0.00 3.67 0.15 0.10 73.94 03:30:01 AM 0 33.92 0.00 3.94 0.20 0.12 61.82 03:30:01 AM 1 10.37 0.00 3.39 0.10 0.08 86.05 Average: all 21.92 0.01 4.13 3.46 0.10 70.37 Average: 0 24.64 0.00 4.39 3.57 0.10 67.30 Average: 1 19.20 0.01 3.88 3.36 0.10 73.45