---> uname -a: Linux prd-centos8-builder-2c-4g-2550.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 498 1052 17 2114 2889 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:c9:96:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.48/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fec9:9649/64 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) 06/04/2026 _x86_64_ (2 CPU) 00:03:59 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 56.95 2.00 54.96 151.79 5649.24 12:07:01 AM 63.38 0.08 63.30 0.93 8629.90 12:08:01 AM 32.31 2.12 30.19 85.44 5475.56 12:09:02 AM 23.64 0.27 23.38 41.85 958.60 12:10:01 AM 17.44 0.00 17.44 0.00 435.76 12:11:01 AM 15.03 0.00 15.03 0.00 580.94 12:12:01 AM 21.00 1.10 19.90 69.72 843.36 Average: 32.86 0.80 32.06 50.08 3231.67 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1381176 3034480 2372496 63.20 2104 1821652 610628 12.72 143524 1941444 132644 12:07:01 AM 1106056 2937468 2647616 70.53 2104 1990996 679676 14.15 145916 2176904 109756 12:08:01 AM 1084832 2959756 2668840 71.10 2104 2033676 644448 13.42 173412 2167752 22228 12:09:02 AM 1115892 2991904 2637780 70.27 2104 2034784 608952 12.68 212952 2098648 8504 12:10:01 AM 1016572 2891644 2737100 72.92 2104 2033804 718700 14.97 213240 2195984 7472 12:11:01 AM 994452 2908908 2759220 73.51 2104 2073224 698572 14.55 217384 2214992 46928 12:12:01 AM 1120916 2998220 2632756 70.14 2104 2035928 602608 12.55 399348 1906796 7400 Average: 1117128 2960340 2636544 70.24 2104 2003438 651941 13.58 215111 2100360 47847 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 69.75 50.21 889.12 5.51 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 39.91 32.28 333.80 5.47 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 47.17 34.52 657.31 6.25 0.00 0.00 0.00 0.00 12:09:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:02 AM eth0 12.23 14.03 13.05 5.61 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 8.85 11.39 7.04 5.46 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 12.08 12.66 10.50 3.99 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 16.88 16.43 17.82 7.60 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 29.60 24.54 276.18 5.70 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) 06/04/2026 _x86_64_ (2 CPU) 00:03:59 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 35.21 0.00 4.19 1.83 5.31 53.45 12:06:01 AM 0 24.99 0.00 3.03 2.23 5.15 64.61 12:06:01 AM 1 45.52 0.00 5.36 1.43 5.48 42.22 12:07:01 AM all 36.71 0.00 3.78 2.44 4.96 52.12 12:07:01 AM 0 37.15 0.00 4.08 2.45 4.58 51.74 12:07:01 AM 1 36.26 0.00 3.49 2.42 5.33 52.50 12:08:01 AM all 34.39 0.00 2.82 1.02 4.72 57.05 12:08:01 AM 0 29.59 0.00 2.57 1.04 4.26 62.53 12:08:01 AM 1 39.17 0.00 3.06 1.00 5.18 51.59 12:09:02 AM all 36.01 0.00 2.54 0.79 4.22 56.44 12:09:02 AM 0 30.00 0.00 2.39 0.67 3.62 63.33 12:09:02 AM 1 41.96 0.00 2.69 0.91 4.82 49.62 12:10:01 AM all 38.12 0.00 1.82 0.40 4.39 55.28 12:10:01 AM 0 33.47 0.00 1.64 0.48 4.14 60.28 12:10:01 AM 1 42.77 0.00 2.00 0.31 4.64 50.28 12:11:01 AM all 30.87 0.00 2.19 0.51 3.85 62.59 12:11:01 AM 0 21.82 0.00 1.54 0.47 3.97 72.19 12:11:01 AM 1 40.00 0.00 2.84 0.54 3.72 52.90 12:12:01 AM all 38.69 0.00 3.24 0.92 3.99 53.16 12:12:01 AM 0 28.26 0.00 2.68 0.77 3.67 64.63 12:12:01 AM 1 49.16 0.00 3.80 1.08 4.31 41.66 Average: all 35.71 0.00 2.94 1.13 4.49 55.72 Average: 0 29.31 0.00 2.56 1.16 4.20 62.76 Average: 1 42.11 0.00 3.32 1.10 4.78 48.68