---> uname -a: Linux prd-centos8-robot-2c-8g-19728.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 632 4881 19 2182 6766 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:33:44:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.57/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85837sec preferred_lft 85837sec inet6 fe80::f816:3eff:fe33:44f7/64 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) 02/22/2026 _x86_64_ (2 CPU) 00:13:01 LINUX RESTART (2 CPU) 12:14:01 AM tps rtps wtps bread/s bwrtn/s 12:15:01 AM 119.73 0.27 119.46 12.93 11558.07 12:16:01 AM 38.74 1.40 37.34 137.69 5064.05 12:17:01 AM 56.92 6.75 50.17 1246.46 3042.48 12:18:01 AM 48.72 2.70 46.02 436.12 7198.53 12:19:01 AM 4.15 0.00 4.15 0.00 158.56 12:20:01 AM 0.28 0.00 0.28 0.00 4.62 12:21:01 AM 0.37 0.05 0.32 4.80 5.45 12:22:01 AM 27.83 0.63 27.20 73.19 1170.75 Average: 37.09 1.47 35.62 238.89 3525.27 12:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:15:01 AM 5060620 6901164 2821804 35.80 2688 2016884 819944 9.18 187852 2289200 132344 12:16:01 AM 5194064 7038560 2688360 34.11 2688 2020940 704448 7.89 219308 2121024 9016 12:17:01 AM 4827808 6930808 3054616 38.75 2688 2269252 777236 8.70 257960 2416000 187032 12:18:01 AM 4899136 7007984 2983288 37.85 2688 2276228 682424 7.64 266136 2335696 16 12:19:01 AM 4899456 7008304 2982968 37.84 2688 2276228 682424 7.64 266140 2335832 4 12:20:01 AM 4898948 7007800 2983476 37.85 2688 2276232 677636 7.59 266140 2336008 4 12:21:01 AM 4898904 7009176 2983520 37.85 2688 2277644 685640 7.68 266892 2335760 1248 12:22:01 AM 5011892 6937348 2870532 36.42 2688 2098556 764692 8.56 467832 2045284 13820 Average: 4961354 6980143 2921070 37.06 2688 2188996 724306 8.11 274782 2276850 42936 12:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:15:01 AM eth0 145.33 114.21 1521.05 14.30 0.00 0.00 0.00 0.00 12:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:16:01 AM eth0 22.14 12.06 8.29 4.43 0.00 0.00 0.00 0.00 12:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:17:01 AM eth0 43.89 37.29 334.52 8.42 0.00 0.00 0.00 0.00 12:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:18:01 AM eth0 599.02 423.86 117.08 96.65 0.00 0.00 0.00 0.00 12:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 AM eth0 2.45 2.08 1.30 0.78 0.00 0.00 0.00 0.00 12:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 AM eth0 2.90 1.95 0.45 0.42 0.00 0.00 0.00 0.00 12:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 AM eth0 65.04 43.40 18.76 4.89 0.00 0.00 0.00 0.00 12:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 AM eth0 56.06 42.46 82.12 24.12 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 117.11 84.67 260.43 19.25 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) 02/22/2026 _x86_64_ (2 CPU) 00:13:01 LINUX RESTART (2 CPU) 12:14:01 AM CPU %user %nice %system %iowait %steal %idle 12:15:01 AM all 36.09 0.00 5.53 1.17 0.10 57.10 12:15:01 AM 0 46.79 0.00 6.58 1.32 0.10 45.21 12:15:01 AM 1 25.42 0.00 4.49 1.03 0.10 68.96 12:16:01 AM all 12.23 0.00 1.95 0.43 0.08 85.31 12:16:01 AM 0 20.22 0.00 2.50 0.67 0.08 76.53 12:16:01 AM 1 4.25 0.00 1.40 0.18 0.08 94.08 12:17:01 AM all 27.53 0.00 5.55 0.52 0.08 66.33 12:17:01 AM 0 35.36 0.00 5.86 0.63 0.08 58.07 12:17:01 AM 1 19.71 0.00 5.23 0.40 0.08 74.58 12:18:01 AM all 8.85 0.00 2.53 0.57 0.07 87.99 12:18:01 AM 0 8.06 0.00 2.36 0.45 0.07 89.07 12:18:01 AM 1 9.64 0.00 2.70 0.69 0.07 86.91 12:19:01 AM all 0.18 0.00 0.08 0.02 0.05 99.67 12:19:01 AM 0 0.07 0.00 0.07 0.03 0.03 99.80 12:19:01 AM 1 0.30 0.00 0.08 0.00 0.07 99.55 12:20:01 AM all 0.34 0.00 0.07 0.00 0.06 99.53 12:20:01 AM 0 0.10 0.00 0.08 0.00 0.05 99.77 12:20:01 AM 1 0.58 0.00 0.05 0.00 0.07 99.30 12:21:01 AM all 2.49 0.00 0.50 0.00 0.06 96.95 12:21:01 AM 0 3.73 0.00 0.62 0.00 0.07 95.58 12:21:01 AM 1 1.25 0.00 0.38 0.00 0.05 98.31 12:22:01 AM all 25.39 0.00 3.73 0.13 0.08 70.68 12:22:01 AM 0 32.45 0.00 4.09 0.17 0.08 63.21 12:22:01 AM 1 18.33 0.00 3.37 0.08 0.08 78.14 Average: all 14.16 0.00 2.49 0.35 0.07 82.92 Average: 0 18.37 0.00 2.77 0.41 0.07 78.38 Average: 1 9.95 0.00 2.22 0.30 0.08 87.46