---> uname -a: Linux prd-centos8-builder-2c-4g-1884.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 491 1059 17 2114 2896 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:e2:bb:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.151/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fee2:bbdd/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) 05/27/2026 _x86_64_ (2 CPU) 06:03:49 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 253.11 179.83 73.28 14914.88 38094.95 06:06:01 AM 64.07 0.38 63.68 34.12 6250.54 06:07:01 AM 65.73 2.13 63.60 84.91 10419.43 06:08:01 AM 32.39 0.05 32.34 1.33 3209.30 06:09:01 AM 18.08 0.27 17.81 41.86 504.33 06:10:01 AM 17.22 0.00 17.22 0.00 593.42 06:11:01 AM 16.47 0.63 15.84 20.79 590.89 06:12:01 AM 20.67 0.47 20.21 48.91 668.43 Average: 60.97 22.97 38.00 1893.42 7541.45 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1567292 3043092 2186384 58.25 2104 1654652 628964 13.10 140092 1796028 74308 06:06:01 AM 1311636 3020316 2442040 65.06 2104 1876332 615328 12.81 145024 2005792 171740 06:07:01 AM 1156836 2991456 2596840 69.18 2104 1994088 611088 12.73 148052 2123976 29028 06:08:01 AM 1009168 2922824 2744508 73.12 2104 2072680 685264 14.27 177500 2241064 47680 06:09:01 AM 1056980 2938608 2696696 71.84 2104 2040640 659776 13.74 214072 2156516 13768 06:10:01 AM 1149508 3025128 2604168 69.38 2104 2034380 581656 12.11 214256 2063284 7472 06:11:01 AM 1085432 2961672 2668244 71.08 2104 2034988 641804 13.36 214852 2126900 7468 06:12:01 AM 1067324 2959668 2686352 71.57 2104 2050660 653408 13.61 401724 1956692 22824 Average: 1175522 2982846 2578154 68.68 2104 1969802 634661 13.22 206946 2058782 46786 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 204.83 118.04 953.79 56.97 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 76.69 59.67 951.01 6.86 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 25.06 21.76 85.41 4.74 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 52.68 45.67 662.71 7.67 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 12.91 14.18 12.76 5.52 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 8.99 10.51 7.79 4.44 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 12.11 12.24 12.52 4.03 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 15.13 14.26 13.38 7.47 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 51.05 37.04 337.42 12.21 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) 05/27/2026 _x86_64_ (2 CPU) 06:03:49 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 42.51 0.07 12.53 13.30 2.59 29.00 06:05:01 AM 0 31.97 0.07 10.38 15.28 2.52 39.78 06:05:01 AM 1 53.14 0.07 14.71 11.30 2.66 18.12 06:06:01 AM all 36.05 0.00 4.24 1.80 4.26 53.65 06:06:01 AM 0 34.75 0.00 4.20 2.02 4.43 54.60 06:06:01 AM 1 37.35 0.00 4.28 1.58 4.10 52.69 06:07:01 AM all 37.76 0.00 4.14 2.67 2.89 52.54 06:07:01 AM 0 58.58 0.00 5.32 2.11 2.69 31.29 06:07:01 AM 1 17.29 0.00 2.97 3.22 3.09 73.43 06:08:01 AM all 37.82 0.00 2.31 1.12 2.27 56.47 06:08:01 AM 0 47.63 0.00 2.55 0.73 2.19 46.90 06:08:01 AM 1 28.08 0.00 2.08 1.52 2.36 65.97 06:09:01 AM all 36.77 0.00 2.61 0.54 3.61 56.46 06:09:01 AM 0 50.47 0.00 2.68 0.76 4.14 41.95 06:09:01 AM 1 23.09 0.00 2.55 0.33 3.09 70.95 06:10:01 AM all 34.25 0.00 2.30 0.37 3.17 59.90 06:10:01 AM 0 49.15 0.00 2.44 0.61 3.46 44.33 06:10:01 AM 1 19.44 0.00 2.16 0.13 2.89 75.38 06:11:01 AM all 32.38 0.00 2.30 0.59 5.20 59.53 06:11:01 AM 0 37.70 0.00 2.64 0.20 5.13 54.34 06:11:01 AM 1 27.09 0.00 1.96 0.99 5.26 64.70 06:12:01 AM all 39.00 0.00 3.48 0.82 4.29 52.41 06:12:01 AM 0 47.00 0.00 4.32 1.08 4.32 43.28 06:12:01 AM 1 31.06 0.00 2.66 0.55 4.25 61.48 Average: all 37.05 0.01 4.23 2.63 3.54 52.54 Average: 0 44.63 0.01 4.31 2.84 3.62 44.60 Average: 1 29.51 0.01 4.14 2.43 3.47 60.44