---> uname -a: Linux prd-centos8-robot-2c-8g-20496.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 585 4924 19 2187 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:6a:20:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.252/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85824sec preferred_lft 85824sec inet6 fe80::f816:3eff:fe6a:20d9/64 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) 02/25/2026 _x86_64_ (2 CPU) 00:35:15 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 88.36 8.26 80.09 2802.33 7434.27 12:38:01 AM 83.59 1.08 82.51 75.31 11729.59 12:39:01 AM 29.11 0.42 28.70 64.79 1656.36 12:40:01 AM 69.58 6.93 62.65 1289.09 7654.81 12:41:01 AM 11.66 0.05 11.61 4.80 1090.09 12:42:01 AM 1.97 0.02 1.95 0.13 78.44 12:43:01 AM 0.28 0.00 0.28 0.00 6.85 12:44:01 AM 14.76 0.32 14.45 36.92 549.32 Average: 37.42 2.13 35.28 534.26 3775.24 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5213052 7002736 2669372 33.86 2688 1969668 728228 8.15 193856 2146728 245300 12:38:01 AM 5186272 7045088 2696152 34.20 2688 2035576 660088 7.39 216612 2132772 8948 12:39:01 AM 5081496 7029744 2800928 35.53 2688 2120244 696512 7.80 237964 2202484 74128 12:40:01 AM 4952624 7066640 2929800 37.17 2688 2281120 630560 7.06 269816 2278776 24460 12:41:01 AM 4911412 7025644 2971012 37.69 2688 2281448 682792 7.65 270148 2318004 176 12:42:01 AM 4817916 6932272 3064508 38.88 2688 2281564 808880 9.06 270148 2410228 52 12:43:01 AM 4763932 6878596 3118492 39.56 2688 2281904 819588 9.18 270148 2464808 312 12:44:01 AM 5056720 6986724 2825704 35.85 2688 2102680 709036 7.94 313640 2149896 26476 Average: 4997928 6995930 2884496 36.59 2688 2169276 716960 8.03 255292 2262962 47482 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 229.84 162.09 1565.07 48.19 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 73.26 45.63 641.27 7.19 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 26.30 23.25 134.07 6.80 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 222.61 163.20 247.39 42.92 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 16.24 10.06 4.49 2.35 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 403.65 404.95 5797.72 712.57 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 400.27 385.20 6344.53 25.46 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 199.43 180.77 2504.62 29.32 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 196.45 171.89 2154.80 109.35 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) 02/25/2026 _x86_64_ (2 CPU) 00:35:15 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 42.58 0.00 6.49 1.78 0.12 49.05 12:37:01 AM 0 51.73 0.00 7.76 2.00 0.12 38.40 12:37:01 AM 1 33.43 0.00 5.22 1.55 0.12 59.68 12:38:01 AM all 18.29 0.00 3.50 5.85 0.09 72.27 12:38:01 AM 0 19.75 0.00 3.74 7.10 0.08 69.33 12:38:01 AM 1 16.84 0.00 3.26 4.60 0.10 75.20 12:39:01 AM all 23.25 0.00 3.32 1.09 0.08 72.25 12:39:01 AM 0 32.53 0.00 3.94 1.20 0.08 62.25 12:39:01 AM 1 13.95 0.00 2.71 0.99 0.08 82.27 12:40:01 AM all 24.45 0.00 4.95 2.66 0.08 67.86 12:40:01 AM 0 31.48 0.00 5.57 3.19 0.08 59.67 12:40:01 AM 1 17.43 0.00 4.34 2.12 0.08 76.03 12:41:01 AM all 1.00 0.00 0.29 0.14 0.03 98.53 12:41:01 AM 0 1.72 0.00 0.32 0.18 0.03 97.74 12:41:01 AM 1 0.28 0.00 0.27 0.10 0.03 99.31 12:42:01 AM all 17.69 0.00 1.43 0.01 0.11 80.76 12:42:01 AM 0 26.42 0.00 2.32 0.00 0.12 71.14 12:42:01 AM 1 9.08 0.00 0.55 0.02 0.10 90.25 12:43:01 AM all 12.17 0.00 1.18 0.00 0.10 86.55 12:43:01 AM 0 22.65 0.00 2.02 0.00 0.10 75.23 12:43:01 AM 1 1.80 0.00 0.34 0.00 0.10 97.76 12:44:01 AM all 17.92 0.00 2.56 0.08 0.08 79.36 12:44:01 AM 0 25.60 0.00 3.21 0.12 0.08 70.99 12:44:01 AM 1 10.32 0.00 1.92 0.03 0.08 87.64 Average: all 19.69 0.00 2.97 1.45 0.09 75.79 Average: 0 26.50 0.00 3.62 1.73 0.09 68.06 Average: 1 12.91 0.00 2.33 1.18 0.09 83.50