---> uname -a: Linux prd-centos8-robot-2c-8g-24095.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 574 4932 19 2189 6824 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:5a:4a:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.178/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85828sec preferred_lft 85828sec inet6 fe80::f816:3eff:fe5a:4a10/64 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) 02/28/2026 _x86_64_ (2 CPU) 08:13:54 LINUX RESTART (2 CPU) 08:15:01 AM tps rtps wtps bread/s bwrtn/s 08:16:01 AM 121.49 1.22 120.28 79.04 12833.76 08:17:01 AM 35.54 0.42 35.13 64.79 4070.07 08:18:01 AM 71.06 9.18 61.88 1506.30 3849.45 08:19:01 AM 29.46 0.00 29.46 0.00 6182.54 08:20:01 AM 2.62 0.00 2.62 0.00 74.74 08:21:01 AM 0.43 0.00 0.43 0.00 4.63 08:22:01 AM 0.32 0.00 0.32 0.00 3.15 08:23:01 AM 25.86 0.68 25.18 77.99 964.16 Average: 35.85 1.44 34.41 216.03 3497.81 08:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:16:01 AM 5158672 7015756 2723752 34.55 2688 2033232 701592 7.86 206432 2165256 100684 08:17:01 AM 5244624 7103268 2637800 33.46 2688 2035176 625848 7.01 227732 2061584 9008 08:18:01 AM 4962964 7081236 2919460 37.04 2688 2285360 626828 7.02 274372 2265236 174596 08:19:01 AM 4957120 7075296 2925304 37.11 2688 2285360 626828 7.02 274372 2265144 4 08:20:01 AM 4957348 7075524 2925076 37.11 2688 2285360 616960 6.91 274372 2265032 4 08:21:01 AM 4957152 7075336 2925272 37.11 2688 2285364 616960 6.91 274372 2265104 4 08:22:01 AM 4957104 7075288 2925320 37.11 2688 2285364 616960 6.91 274380 2265284 4 08:23:01 AM 5105724 7038552 2776700 35.23 2688 2106508 686868 7.69 475948 1943060 22320 Average: 5037588 7067532 2844836 36.09 2688 2200216 639856 7.16 285248 2186962 38328 08:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 AM eth0 126.94 91.62 1346.28 12.56 0.00 0.00 0.00 0.00 08:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 AM eth0 15.88 7.62 6.29 3.44 0.00 0.00 0.00 0.00 08:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 AM eth0 56.63 48.20 342.23 12.91 0.00 0.00 0.00 0.00 08:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 AM eth0 1.88 0.87 1.08 0.13 0.00 0.00 0.00 0.00 08:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 AM eth0 1.26 0.84 0.24 0.18 0.00 0.00 0.00 0.00 08:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 AM eth0 1.54 0.83 0.20 0.13 0.00 0.00 0.00 0.00 08:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 AM eth0 1.93 1.48 0.38 0.27 0.00 0.00 0.00 0.00 08:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 AM eth0 58.32 37.19 78.96 30.10 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 33.05 23.58 221.97 7.46 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) 02/28/2026 _x86_64_ (2 CPU) 08:13:54 LINUX RESTART (2 CPU) 08:15:01 AM CPU %user %nice %system %iowait %steal %idle 08:16:01 AM all 37.81 0.00 5.69 1.62 0.12 54.75 08:16:01 AM 0 30.61 0.00 5.73 1.58 0.13 61.94 08:16:01 AM 1 45.01 0.00 5.64 1.66 0.12 47.56 08:17:01 AM all 10.81 0.00 1.59 0.55 0.05 86.99 08:17:01 AM 0 10.72 0.00 1.80 0.82 0.05 86.60 08:17:01 AM 1 10.90 0.00 1.38 0.28 0.05 87.39 08:18:01 AM all 36.52 0.00 6.55 0.60 0.12 56.21 08:18:01 AM 0 31.66 0.00 5.90 0.68 0.12 61.64 08:18:01 AM 1 41.39 0.00 7.19 0.52 0.12 50.79 08:19:01 AM all 0.30 0.00 0.33 0.43 0.03 98.91 08:19:01 AM 0 0.50 0.00 0.43 0.55 0.02 98.50 08:19:01 AM 1 0.10 0.00 0.23 0.32 0.03 99.32 08:20:01 AM all 0.25 0.00 0.06 0.02 0.03 99.64 08:20:01 AM 0 0.45 0.00 0.08 0.00 0.03 99.43 08:20:01 AM 1 0.05 0.00 0.03 0.03 0.03 99.85 08:21:01 AM all 0.33 0.00 0.07 0.00 0.03 99.56 08:21:01 AM 0 0.55 0.00 0.07 0.00 0.02 99.37 08:21:01 AM 1 0.12 0.00 0.08 0.00 0.05 99.75 08:22:01 AM all 0.34 0.00 0.08 0.00 0.03 99.55 08:22:01 AM 0 0.57 0.00 0.05 0.00 0.02 99.37 08:22:01 AM 1 0.12 0.00 0.12 0.00 0.03 99.73 08:23:01 AM all 24.86 0.00 3.70 0.11 0.08 71.25 08:23:01 AM 0 14.09 0.00 3.19 0.08 0.08 82.55 08:23:01 AM 1 35.61 0.00 4.20 0.13 0.08 59.97 Average: all 13.92 0.00 2.26 0.42 0.06 83.34 Average: 0 11.15 0.00 2.16 0.47 0.06 86.16 Average: 1 16.68 0.00 2.36 0.37 0.06 80.52