---> uname -a: Linux prd-centos8-builder-2c-1g-5340.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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: 7699 602 5006 19 2091 6791 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:e7:65:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.32/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85847sec preferred_lft 85847sec inet6 fe80::f816:3eff:fee7:6549/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 02/05/2026 _x86_64_ (2 CPU) 00:03:20 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 233.34 93.60 139.74 1750.35 8502.72 12:06:01 AM 90.33 0.35 89.99 44.79 8208.58 12:07:01 AM 26.63 0.78 25.85 31.86 928.46 12:08:01 AM 28.67 0.38 28.29 38.65 1302.05 12:09:01 AM 2.17 0.00 2.17 0.00 55.57 12:10:01 AM 0.40 0.00 0.40 0.00 4.93 12:11:01 AM 0.37 0.00 0.37 0.00 3.88 12:12:01 AM 0.47 0.00 0.47 0.00 5.90 Average: 47.80 11.89 35.91 233.23 2376.62 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 5179120 6997652 2705316 34.31 2688 1985100 726024 8.13 197292 2142376 201528 12:06:01 AM 5111368 6934008 2773068 35.17 2688 1988460 769652 8.62 226308 2171264 8412 12:07:01 AM 5142368 6965884 2742068 34.78 2688 1989408 750580 8.40 395888 1970280 7504 12:08:01 AM 5192884 7020868 2691552 34.14 2688 1993744 679484 7.61 395752 1918940 8 12:09:01 AM 5193096 7021080 2691340 34.13 2688 1993744 679484 7.61 395748 1918920 4 12:10:01 AM 5192764 7020740 2691672 34.14 2688 1993748 702232 7.86 395748 1919212 4 12:11:01 AM 5193160 7021136 2691276 34.13 2688 1993748 702232 7.86 395748 1918996 4 12:12:01 AM 5193252 7021232 2691184 34.13 2688 1993752 702232 7.86 395748 1918912 4 Average: 5174752 7000325 2709684 34.37 2688 1991463 713990 7.99 349779 1984862 27184 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 120.84 86.17 1138.19 13.25 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 31.08 25.55 54.73 10.01 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 36.89 27.76 28.81 15.51 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 11.90 9.30 8.96 4.61 0.00 0.00 0.00 0.00 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 0.68 0.23 0.14 0.07 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 0.45 0.25 0.27 0.20 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 0.63 0.07 0.25 0.00 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 0.10 0.08 0.01 0.01 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 25.32 18.68 153.94 5.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 02/05/2026 _x86_64_ (2 CPU) 00:03:20 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 38.10 1.39 14.83 3.09 0.10 42.49 12:05:01 AM 0 33.37 1.38 15.33 3.21 0.08 46.63 12:05:01 AM 1 42.84 1.40 14.33 2.97 0.12 38.34 12:06:01 AM all 35.08 0.00 2.91 1.76 0.11 60.13 12:06:01 AM 0 33.60 0.00 2.61 1.75 0.13 61.91 12:06:01 AM 1 36.57 0.00 3.22 1.78 0.08 58.35 12:07:01 AM all 36.71 0.00 2.65 0.18 0.10 60.35 12:07:01 AM 0 32.03 0.00 2.45 0.13 0.12 65.27 12:07:01 AM 1 41.41 0.00 2.85 0.23 0.08 55.43 12:08:01 AM all 17.01 0.00 1.54 0.34 0.07 81.04 12:08:01 AM 0 9.24 0.00 1.30 0.22 0.07 89.18 12:08:01 AM 1 24.78 0.00 1.78 0.47 0.08 72.89 12:09:01 AM all 0.32 0.00 0.04 0.02 0.07 99.56 12:09:01 AM 0 0.57 0.00 0.03 0.00 0.07 99.33 12:09:01 AM 1 0.07 0.00 0.05 0.03 0.07 99.78 12:10:01 AM all 0.18 0.00 0.07 0.00 0.07 99.69 12:10:01 AM 0 0.30 0.00 0.07 0.00 0.05 99.58 12:10:01 AM 1 0.05 0.00 0.07 0.00 0.08 99.80 12:11:01 AM all 0.23 0.00 0.05 0.00 0.07 99.66 12:11:01 AM 0 0.35 0.00 0.03 0.00 0.05 99.57 12:11:01 AM 1 0.10 0.00 0.07 0.00 0.08 99.75 12:12:01 AM all 0.30 0.00 0.04 0.00 0.05 99.61 12:12:01 AM 0 0.50 0.00 0.02 0.00 0.03 99.45 12:12:01 AM 1 0.10 0.00 0.07 0.00 0.07 99.77 Average: all 15.98 0.17 2.75 0.67 0.08 80.35 Average: 0 13.74 0.17 2.72 0.66 0.08 82.64 Average: 1 18.22 0.17 2.79 0.68 0.08 78.05