---> uname -a: Linux prd-centos8-builder-2c-4g-7189.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 481 968 17 2215 2907 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:34:b3:df brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.193/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe34:b3df/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 08/01/2026 _x86_64_ (2 CPU) 05:01:41 LINUX RESTART (2 CPU) 05:02:01 AM tps rtps wtps bread/s bwrtn/s 05:03:01 AM 170.56 105.61 64.95 10708.96 37925.69 05:04:01 AM 19.04 6.03 13.01 901.28 5987.86 05:05:01 AM 50.58 0.80 49.78 88.77 4024.93 05:06:01 AM 58.85 0.20 58.65 23.32 7590.47 Average: 74.76 28.16 46.60 2930.38 13881.65 05:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:03:01 AM 1486464 3032592 2267212 60.40 2104 1727728 893264 18.60 205284 1821296 164940 05:04:01 AM 1420060 3045676 2333616 62.17 2104 1804292 621148 12.93 400108 1681612 40660 05:05:01 AM 1175256 2973700 2578420 68.69 2104 1965948 660144 13.75 404556 1883736 134396 05:06:01 AM 1022688 3003176 2730988 72.76 2104 2139836 610484 12.71 409952 1999680 140444 Average: 1276117 3013786 2477559 66.00 2104 1909451 696260 14.50 354975 1846581 120110 05:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:03:01 AM eth0 241.90 150.87 1301.42 63.54 0.00 0.00 0.00 0.00 05:04:01 AM lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:04:01 AM eth0 18.67 15.21 159.33 3.04 0.00 0.00 0.00 0.00 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 66.49 51.62 708.67 11.99 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 40.78 32.07 345.02 5.27 0.00 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 91.96 62.44 628.58 20.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 08/01/2026 _x86_64_ (2 CPU) 05:01:41 LINUX RESTART (2 CPU) 05:02:01 AM CPU %user %nice %system %iowait %steal %idle 05:03:01 AM all 38.41 0.04 10.44 7.67 2.15 41.29 05:03:01 AM 0 41.04 0.05 10.41 6.70 1.91 39.89 05:03:01 AM 1 35.77 0.03 10.47 8.65 2.39 42.69 05:04:01 AM all 11.85 0.00 2.00 0.92 0.66 84.57 05:04:01 AM 0 21.50 0.00 2.82 1.18 0.70 73.80 05:04:01 AM 1 2.22 0.00 1.18 0.65 0.62 95.33 05:05:01 AM all 37.50 0.00 3.89 1.60 2.01 55.00 05:05:01 AM 0 54.72 0.00 4.98 1.55 1.93 36.83 05:05:01 AM 1 20.37 0.00 2.82 1.66 2.09 73.08 05:06:01 AM all 35.97 0.00 3.91 1.87 1.63 56.63 05:06:01 AM 0 51.94 0.00 4.54 1.24 1.95 40.32 05:06:01 AM 1 19.97 0.00 3.27 2.49 1.30 72.97 Average: all 30.94 0.01 5.05 3.01 1.61 59.37 Average: 0 42.33 0.01 5.68 2.66 1.62 47.69 Average: 1 19.57 0.01 4.43 3.35 1.60 71.05