---> uname -a: Linux prd-centos8-robot-2c-8g-20065.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: 2800.000 BogoMIPS: 5600.00 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 605 4869 19 2223 6793 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:60:b7:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.231/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85934sec preferred_lft 85934sec inet6 fe80::f816:3eff:fe60:b70c/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) 02/23/2026 _x86_64_ (2 CPU) 04:34:12 LINUX RESTART (2 CPU) 04:35:01 AM tps rtps wtps bread/s bwrtn/s 04:36:01 AM 95.23 6.20 89.04 1091.55 6903.68 04:37:01 AM 69.11 1.05 68.06 73.98 11141.57 04:38:01 AM 20.60 0.38 20.21 64.26 1179.22 04:39:01 AM 82.65 6.93 75.72 1289.52 8234.36 04:40:01 AM 11.51 0.05 11.46 4.80 1118.91 04:41:01 AM 14.26 0.33 13.93 37.05 1055.51 04:42:01 AM 33.51 0.52 32.99 63.85 2152.23 Average: 46.69 2.21 44.49 374.97 4540.72 04:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:36:01 AM 5232716 7041840 2649708 33.62 2688 1986552 685776 7.68 187024 2124064 259744 04:37:01 AM 5141480 6997620 2740944 34.77 2688 2032908 713932 7.99 206920 2183872 8 04:38:01 AM 5163096 7054160 2719328 34.50 2688 2065688 654912 7.33 231256 2132508 30568 04:39:01 AM 4942028 7053140 2940396 37.30 2688 2278316 641432 7.18 269424 2285716 25528 04:40:01 AM 4909508 7020800 2972916 37.72 2688 2278600 695004 7.78 269756 2318600 4 04:41:01 AM 5022680 6988672 2859744 36.28 2688 2138800 711664 7.97 329064 2166264 48696 04:42:01 AM 5001332 6972048 2881092 36.55 2688 2144128 719496 8.06 490332 2031544 25508 Average: 5058977 7018326 2823447 35.82 2688 2132142 688888 7.71 283397 2177510 55722 04:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 AM eth0 151.77 114.00 1274.18 25.26 0.00 0.00 0.00 0.00 04:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 AM eth0 58.78 39.35 635.80 4.53 0.00 0.00 0.00 0.00 04:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 AM eth0 14.28 11.00 6.40 4.38 0.00 0.00 0.00 0.00 04:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 AM eth0 241.56 178.65 375.89 39.11 0.00 0.00 0.00 0.00 04:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 AM eth0 11.21 5.93 4.35 0.76 0.00 0.00 0.00 0.00 04:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 AM eth0 123.46 85.75 435.74 59.63 0.00 0.00 0.00 0.00 04:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 AM eth0 18.03 17.21 14.62 8.75 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 88.44 64.55 392.41 20.35 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) 02/23/2026 _x86_64_ (2 CPU) 04:34:12 LINUX RESTART (2 CPU) 04:35:01 AM CPU %user %nice %system %iowait %steal %idle 04:36:01 AM all 38.83 0.00 6.18 1.71 0.10 53.18 04:36:01 AM 0 43.46 0.00 6.73 1.55 0.12 48.15 04:36:01 AM 1 34.19 0.00 5.63 1.87 0.08 58.23 04:37:01 AM all 9.89 0.00 1.69 2.24 0.08 86.10 04:37:01 AM 0 14.98 0.00 2.02 1.82 0.08 81.10 04:37:01 AM 1 4.82 0.00 1.35 2.67 0.07 91.10 04:38:01 AM all 16.73 0.00 2.62 0.23 0.06 80.37 04:38:01 AM 0 14.48 0.00 2.33 0.15 0.05 82.99 04:38:01 AM 1 18.98 0.00 2.90 0.30 0.07 77.75 04:39:01 AM all 30.25 0.00 5.71 1.05 0.08 62.91 04:39:01 AM 0 29.55 0.00 5.66 1.02 0.08 63.69 04:39:01 AM 1 30.94 0.00 5.76 1.09 0.08 62.13 04:40:01 AM all 0.78 0.00 0.21 0.15 0.04 98.82 04:40:01 AM 0 0.63 0.00 0.18 0.20 0.05 98.93 04:40:01 AM 1 0.92 0.00 0.23 0.10 0.03 98.72 04:41:01 AM all 20.22 0.00 2.32 0.12 0.09 77.25 04:41:01 AM 0 15.89 0.00 1.65 0.10 0.07 82.29 04:41:01 AM 1 24.59 0.00 2.99 0.14 0.12 72.17 04:42:01 AM all 32.66 0.00 4.31 0.21 0.11 62.72 04:42:01 AM 0 32.16 0.00 3.78 0.18 0.12 63.76 04:42:01 AM 1 33.16 0.00 4.84 0.23 0.10 61.67 Average: all 21.34 0.00 3.29 0.82 0.08 74.48 Average: 0 21.60 0.00 3.19 0.72 0.08 74.40 Average: 1 21.07 0.00 3.39 0.92 0.08 74.55