---> uname -a: Linux prd-centos8-robot-2c-8g-1604.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 596 4916 19 2184 6802 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:69:89:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.255/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85817sec preferred_lft 85817sec inet6 fe80::f816:3eff:fe69:8905/64 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) 01/18/2026 _x86_64_ (2 CPU) 00:06:56 LINUX RESTART (2 CPU) 12:08:03 AM tps rtps wtps bread/s bwrtn/s 12:09:01 AM 117.61 0.07 117.55 1.93 10905.74 12:10:01 AM 40.16 1.43 38.73 138.24 4831.89 12:11:01 AM 75.36 9.41 65.94 1681.84 4076.47 12:12:01 AM 28.86 0.00 28.86 0.00 6222.69 12:13:01 AM 1.77 0.00 1.77 0.00 34.88 12:14:01 AM 0.30 0.00 0.30 0.00 3.55 12:15:01 AM 0.60 0.08 0.52 5.87 23.16 12:16:01 AM 25.36 0.40 24.96 46.78 1312.58 Average: 35.91 1.43 34.48 235.32 3395.20 12:08:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:09:01 AM 5096216 6937364 2786208 35.35 2688 2016836 784448 8.78 188480 2247216 123288 12:10:01 AM 5175732 7024312 2706692 34.34 2688 2024452 705624 7.90 224084 2130808 14292 12:11:01 AM 4933976 7046716 2948448 37.41 2688 2278948 635616 7.12 266252 2298808 177680 12:12:01 AM 4928572 7041008 2953852 37.47 2688 2278916 635616 7.12 266320 2298664 4 12:13:01 AM 4928512 7040952 2953912 37.47 2688 2278920 635616 7.12 266324 2298720 4 12:14:01 AM 4928768 7041208 2953656 37.47 2688 2278920 635616 7.12 266324 2298668 4 12:15:01 AM 4927540 7042312 2954884 37.49 2688 2281252 634400 7.10 267092 2299536 1764 12:16:01 AM 5054352 6979696 2828072 35.88 2688 2097888 707844 7.93 465592 2000448 9164 Average: 4996708 7019196 2885716 36.61 2688 2192016 671848 7.52 276308 2234108 40775 12:08:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 115.17 86.76 1300.60 11.63 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 16.80 14.96 8.17 12.41 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 46.03 40.77 341.35 10.88 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 588.20 420.48 111.52 89.79 0.00 0.00 0.00 0.00 12:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 AM eth0 2.33 1.95 0.54 0.47 0.00 0.00 0.00 0.00 12:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 2.30 1.92 0.42 0.42 0.00 0.00 0.00 0.00 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 115.85 81.09 27.78 9.18 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 44.59 33.39 79.24 22.88 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 116.42 85.16 229.25 19.74 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) 01/18/2026 _x86_64_ (2 CPU) 00:06:56 LINUX RESTART (2 CPU) 12:08:03 AM CPU %user %nice %system %iowait %steal %idle 12:09:01 AM all 37.79 0.00 4.87 1.17 0.10 56.06 12:09:01 AM 0 35.28 0.00 3.83 1.07 0.12 59.70 12:09:01 AM 1 40.31 0.00 5.91 1.28 0.09 52.41 12:10:01 AM all 14.92 0.00 2.48 0.42 0.08 82.11 12:10:01 AM 0 7.01 0.00 1.90 0.45 0.10 90.54 12:10:01 AM 1 22.83 0.00 3.05 0.38 0.05 73.69 12:11:01 AM all 35.84 0.00 5.67 0.49 0.10 57.90 12:11:01 AM 0 28.69 0.00 5.05 0.60 0.10 65.56 12:11:01 AM 1 43.00 0.00 6.29 0.38 0.10 50.23 12:12:01 AM all 1.21 0.00 1.15 0.39 0.05 97.20 12:12:01 AM 0 1.02 0.00 1.12 0.55 0.07 97.23 12:12:01 AM 1 1.41 0.00 1.17 0.22 0.03 97.17 12:13:01 AM all 0.33 0.00 0.08 0.01 0.06 99.52 12:13:01 AM 0 0.08 0.00 0.08 0.02 0.05 99.77 12:13:01 AM 1 0.58 0.00 0.07 0.00 0.07 99.28 12:14:01 AM all 0.33 0.00 0.05 0.00 0.04 99.58 12:14:01 AM 0 0.13 0.00 0.07 0.00 0.07 99.73 12:14:01 AM 1 0.52 0.00 0.03 0.00 0.02 99.43 12:15:01 AM all 4.80 0.00 0.62 0.00 0.07 94.52 12:15:01 AM 0 1.66 0.00 0.47 0.00 0.07 97.81 12:15:01 AM 1 7.95 0.00 0.77 0.00 0.07 91.22 12:16:01 AM all 19.74 0.00 2.80 0.11 0.08 77.26 12:16:01 AM 0 18.94 0.00 2.58 0.08 0.07 78.32 12:16:01 AM 1 20.55 0.00 3.02 0.13 0.10 76.20 Average: all 14.29 0.00 2.20 0.32 0.07 83.12 Average: 0 11.52 0.00 1.88 0.34 0.08 86.18 Average: 1 17.06 0.00 2.53 0.30 0.06 80.06