---> uname -a: Linux prd-centos8-robot-2c-8g-19538.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 4942 19 2170 6814 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:59:72:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.217/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85935sec preferred_lft 85935sec inet6 fe80::f816:3eff:fe59:72af/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 199.37 148.42 50.95 14444.14 38446.47 03:25:01 AM 119.33 0.18 119.14 5.06 12200.75 03:26:01 AM 38.22 1.40 36.82 135.95 3899.65 03:27:01 AM 54.89 6.75 48.14 1248.19 3131.99 03:28:01 AM 42.62 0.22 42.40 43.59 6885.54 03:29:01 AM 3.30 0.07 3.23 5.73 111.35 03:30:01 AM 23.58 0.63 22.94 73.18 904.10 Average: 68.76 22.52 46.23 2279.48 9368.92 03:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 AM 5555516 7068540 2326916 29.52 2688 1706708 748912 8.39 184440 1865152 89528 03:25:01 AM 5121700 6997888 2760732 35.02 2688 2053572 743972 8.33 191532 2224708 137584 03:26:01 AM 5257896 7102140 2624536 33.30 2688 2020812 651972 7.30 219632 2060196 9016 03:27:01 AM 4900360 7000552 2982072 37.83 2688 2266476 726872 8.14 257544 2344792 175908 03:28:01 AM 4962984 7060260 2919448 37.04 2688 2264360 650972 7.29 261352 2275420 4 03:29:01 AM 4899380 6997360 2983052 37.84 2688 2265064 739036 8.27 261684 2337828 532 03:30:01 AM 5127984 7041488 2754448 34.94 2688 2087064 689124 7.72 463400 1934420 22460 Average: 5117974 7038318 2764458 35.07 2688 2094865 707266 7.92 262798 2148931 62147 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 315.78 158.38 1279.18 54.99 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 126.14 94.70 1341.27 12.21 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 17.33 9.56 7.43 3.92 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 41.09 34.13 333.78 7.60 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 205.80 149.20 44.72 41.97 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 73.60 62.34 632.79 5.51 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 84.14 66.34 445.13 26.51 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 123.41 82.10 583.48 21.82 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 38.77 0.06 10.06 17.47 0.10 33.54 03:24:01 AM 0 34.68 0.07 9.93 16.95 0.10 38.27 03:24:01 AM 1 42.88 0.05 10.19 17.99 0.10 28.79 03:25:01 AM all 30.31 0.00 4.87 1.44 0.10 63.28 03:25:01 AM 0 28.17 0.00 4.58 1.38 0.10 65.76 03:25:01 AM 1 32.44 0.00 5.16 1.50 0.10 60.81 03:26:01 AM all 16.74 0.00 2.19 1.00 0.07 79.99 03:26:01 AM 0 16.93 0.00 2.22 1.35 0.07 79.43 03:26:01 AM 1 16.56 0.00 2.17 0.65 0.07 80.56 03:27:01 AM all 27.69 0.00 5.25 2.09 0.08 64.89 03:27:01 AM 0 34.38 0.00 5.65 1.58 0.08 58.31 03:27:01 AM 1 21.02 0.00 4.85 2.59 0.08 71.45 03:28:01 AM all 8.86 0.00 2.06 1.04 0.05 87.99 03:28:01 AM 0 3.15 0.00 1.64 1.09 0.05 94.07 03:28:01 AM 1 14.56 0.00 2.47 0.99 0.05 81.93 03:29:01 AM all 4.22 0.00 0.50 0.01 0.06 95.22 03:29:01 AM 0 0.64 0.00 0.28 0.00 0.05 99.03 03:29:01 AM 1 7.82 0.00 0.71 0.02 0.07 91.39 03:30:01 AM all 23.41 0.00 3.92 0.10 0.09 72.48 03:30:01 AM 0 16.95 0.00 3.90 0.10 0.08 78.96 03:30:01 AM 1 29.87 0.00 3.94 0.10 0.10 65.99 Average: all 21.44 0.01 4.12 3.30 0.08 71.05 Average: 0 19.29 0.01 4.03 3.20 0.08 73.39 Average: 1 23.60 0.01 4.21 3.39 0.08 68.71