---> uname -a: Linux prd-centos8-builder-2c-4g-4781.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 510 1039 17 2115 2877 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:65:78:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.80/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:fe65:78d1/64 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) 07/02/2026 _x86_64_ (2 CPU) 01:03:51 LINUX RESTART (2 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 255.09 189.16 65.93 15171.68 37625.89 01:06:01 AM 59.20 0.38 58.82 34.12 6038.00 01:07:01 AM 68.21 2.10 66.11 84.39 10888.42 01:08:01 AM 27.14 0.08 27.05 1.87 3355.11 01:09:01 AM 23.78 0.27 23.51 41.85 955.35 01:10:01 AM 16.99 0.00 16.99 0.00 428.51 01:11:01 AM 15.49 0.00 15.49 0.00 575.65 01:12:01 AM 20.13 1.10 19.03 69.71 650.28 Average: 60.76 24.14 36.62 1925.65 7564.94 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 1586376 3037576 2167296 57.74 2104 1631128 625240 13.02 135984 1785228 61920 01:06:01 AM 1336052 3025544 2417620 64.41 2104 1857028 601012 12.52 144444 1981120 168248 01:07:01 AM 1156516 2991868 2597156 69.19 2104 1994860 606892 12.64 146788 2125068 48148 01:08:01 AM 1048460 2924396 2705212 72.07 2104 2035060 678028 14.12 174108 2205392 22236 01:09:01 AM 1081220 2958584 2672452 71.20 2104 2036172 639856 13.32 213872 2130472 8500 01:10:01 AM 1089272 2965572 2664400 70.98 2104 2035196 631708 13.15 214080 2122580 7472 01:11:01 AM 952592 2875496 2801080 74.62 2104 2081736 719708 14.99 218804 2253688 54032 01:12:01 AM 1087528 2967660 2666144 71.03 2104 2038700 628752 13.09 400148 1938932 8788 Average: 1167252 2968337 2586420 68.90 2104 1963735 641400 13.36 206028 2067810 47418 01:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 151.96 96.22 815.99 54.40 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 77.06 57.57 928.93 6.27 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 35.78 28.85 256.99 5.30 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 44.66 34.35 657.04 6.14 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.20 14.15 13.31 5.79 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 8.40 10.21 6.69 4.90 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 12.63 13.01 11.17 4.10 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 16.64 16.29 17.34 14.00 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 44.92 33.83 338.46 12.61 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) 07/02/2026 _x86_64_ (2 CPU) 01:03:51 LINUX RESTART (2 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 42.06 0.07 12.93 12.59 7.37 25.00 01:05:01 AM 0 52.84 0.07 11.02 14.22 6.92 14.94 01:05:01 AM 1 31.35 0.06 14.83 10.96 7.81 34.98 01:06:01 AM all 36.12 0.00 4.29 1.74 3.58 54.26 01:06:01 AM 0 31.22 0.00 3.79 2.39 2.87 59.73 01:06:01 AM 1 41.00 0.00 4.78 1.10 4.29 48.83 01:07:01 AM all 36.26 0.00 3.82 2.98 3.46 53.48 01:07:01 AM 0 33.06 0.00 3.53 2.98 3.03 57.40 01:07:01 AM 1 39.45 0.00 4.11 2.97 3.89 49.58 01:08:01 AM all 36.51 0.00 2.57 0.66 3.40 56.86 01:08:01 AM 0 17.44 0.00 1.96 0.53 2.62 77.45 01:08:01 AM 1 55.56 0.00 3.18 0.79 4.19 36.28 01:09:01 AM all 36.35 0.00 2.72 0.88 3.36 56.69 01:09:01 AM 0 36.25 0.00 2.41 0.71 3.14 57.49 01:09:01 AM 1 36.45 0.00 3.03 1.05 3.57 55.89 01:10:01 AM all 38.07 0.00 1.97 0.30 3.39 56.27 01:10:01 AM 0 33.64 0.00 1.68 0.25 3.28 61.16 01:10:01 AM 1 42.51 0.00 2.26 0.35 3.51 51.38 01:11:01 AM all 32.64 0.00 2.32 0.55 3.38 61.11 01:11:01 AM 0 34.10 0.00 2.36 0.54 3.37 59.62 01:11:01 AM 1 31.18 0.00 2.27 0.56 3.39 62.60 01:12:01 AM all 37.77 0.00 3.16 0.61 3.87 54.59 01:12:01 AM 0 34.58 0.00 2.70 0.53 3.50 58.69 01:12:01 AM 1 40.94 0.00 3.62 0.69 4.24 50.51 Average: all 36.98 0.01 4.23 2.55 3.98 52.25 Average: 0 34.16 0.01 3.69 2.78 3.59 55.77 Average: 1 39.79 0.01 4.78 2.32 4.37 48.74