---> uname -a: Linux prd-centos8-builder-2c-4g-1808.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: 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 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 510 1038 17 2116 2876 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:e8:62:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.138/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85878sec preferred_lft 85878sec inet6 fe80::f816:3eff:fee8:6279/64 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) 05/26/2026 _x86_64_ (2 CPU) 10:03:47 LINUX RESTART (2 CPU) 10:04:01 AM tps rtps wtps bread/s bwrtn/s 10:05:02 AM 230.29 157.15 73.14 14187.27 37976.87 10:06:01 AM 58.66 0.39 58.27 34.70 5910.40 10:07:01 AM 64.85 2.10 62.75 84.37 10966.33 10:08:01 AM 25.31 0.08 25.22 1.87 2589.62 10:09:01 AM 22.78 1.25 21.53 65.84 893.65 10:10:01 AM 15.73 0.00 15.73 0.00 396.62 10:11:01 AM 14.95 0.00 14.95 0.00 565.13 10:12:01 AM 19.28 1.10 18.18 69.71 756.80 Average: 56.47 20.30 36.17 1809.17 7510.26 10:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 AM 1565584 3037992 2188088 58.29 2104 1651160 632940 13.18 135924 1801228 70756 10:06:01 AM 1303352 3011580 2450320 65.28 2104 1875760 627456 13.07 145208 2013840 171476 10:07:01 AM 1158480 2993224 2595192 69.14 2104 1994032 607804 12.66 148276 2119684 24256 10:08:01 AM 1013664 2926320 2740008 73.00 2104 2071660 675640 14.07 177700 2235468 58692 10:09:01 AM 1070020 2947264 2683652 71.49 2104 2036044 650232 13.54 215100 2140472 8504 10:10:01 AM 1086000 2962148 2667672 71.07 2104 2035064 640020 13.33 215364 2123352 7468 10:11:01 AM 977884 2893504 2775788 73.95 2104 2074480 699644 14.57 219184 2228108 46924 10:12:01 AM 1100356 2980212 2653316 70.69 2104 2038472 620816 12.93 401360 1923504 8692 Average: 1159418 2969030 2594254 69.11 2104 1972084 644319 13.42 207264 2073207 49596 10:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:02 AM eth0 198.72 113.36 950.71 55.44 0.00 0.00 0.00 0.00 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 82.09 60.03 968.23 7.21 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 24.61 21.19 87.66 4.50 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 44.67 35.95 655.37 6.63 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 22.84 22.93 20.60 17.15 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 10.48 11.55 8.44 5.69 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 10.66 11.10 9.31 3.74 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 15.49 14.53 15.97 6.93 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 51.13 36.28 338.22 13.42 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) 05/26/2026 _x86_64_ (2 CPU) 10:03:47 LINUX RESTART (2 CPU) 10:04:01 AM CPU %user %nice %system %iowait %steal %idle 10:05:02 AM all 41.64 0.07 11.23 12.86 5.66 28.54 10:05:02 AM 0 39.08 0.05 12.66 12.35 5.67 30.19 10:05:02 AM 1 44.21 0.08 9.81 13.37 5.64 26.89 10:06:01 AM all 34.86 0.00 3.88 1.58 4.63 55.05 10:06:01 AM 0 39.38 0.00 4.26 2.03 4.51 49.82 10:06:01 AM 1 30.36 0.00 3.51 1.14 4.74 60.26 10:07:01 AM all 36.98 0.00 4.00 2.76 3.58 52.68 10:07:01 AM 0 55.10 0.00 4.96 3.11 3.39 33.44 10:07:01 AM 1 19.12 0.00 3.05 2.42 3.77 71.64 10:08:01 AM all 35.94 0.00 2.27 0.75 3.23 57.81 10:08:01 AM 0 52.87 0.00 2.75 0.82 3.51 40.05 10:08:01 AM 1 19.13 0.00 1.80 0.69 2.96 75.43 10:09:01 AM all 35.88 0.00 2.92 0.84 4.38 55.97 10:09:01 AM 0 24.91 0.00 2.49 1.15 4.44 67.01 10:09:01 AM 1 46.97 0.00 3.36 0.54 4.31 44.81 10:10:01 AM all 36.88 0.00 2.11 0.42 3.46 57.13 10:10:01 AM 0 67.94 0.00 3.22 0.69 3.16 24.98 10:10:01 AM 1 6.53 0.00 1.02 0.15 3.76 88.55 10:11:01 AM all 28.05 0.00 1.96 0.34 2.68 66.98 10:11:01 AM 0 39.66 0.00 2.39 0.64 2.86 54.45 10:11:01 AM 1 16.47 0.00 1.53 0.03 2.49 79.48 10:12:01 AM all 38.20 0.00 3.34 0.67 3.68 54.11 10:12:01 AM 0 60.27 0.00 5.00 0.65 3.29 30.80 10:12:01 AM 1 16.65 0.00 1.73 0.69 4.05 76.88 Average: all 36.06 0.01 3.96 2.53 3.91 53.53 Average: 0 47.33 0.01 4.72 2.69 3.86 41.40 Average: 1 24.88 0.01 3.22 2.37 3.96 65.56