---> uname -a: Linux prd-centos8-builder-2c-4g-6779.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 496 1128 17 2040 2894 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:54:98:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.254/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85945sec preferred_lft 85945sec inet6 fe80::f816:3eff:fe54:98e4/64 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) 02/16/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 249.32 181.69 67.63 15028.26 37945.85 05:06:01 AM 61.31 0.32 61.00 9.73 5730.79 05:07:01 AM 65.87 0.48 65.39 53.32 9725.28 05:08:01 AM 27.01 0.25 26.76 40.12 1535.27 05:09:01 AM 19.23 0.07 19.16 3.07 486.54 05:10:01 AM 16.71 0.00 16.71 0.00 628.22 05:11:01 AM 18.67 1.10 17.57 69.70 515.54 Average: 65.44 26.27 39.17 2172.03 8080.85 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1581156 3049720 2172520 57.88 2104 1648528 598900 12.47 135968 1790044 70808 05:06:01 AM 1307188 3004892 2446488 65.18 2104 1864984 614884 12.80 144484 2010364 168936 05:07:01 AM 1046100 2885648 2707576 72.13 2104 2001024 702024 14.62 150900 2235424 62064 05:08:01 AM 1090600 2930688 2663076 70.95 2104 2001124 662312 13.79 210868 2132172 45552 05:09:01 AM 1080516 2920796 2673160 71.21 2104 2001292 671224 13.98 211624 2142360 44716 05:10:01 AM 1038904 2886540 2714772 72.32 2104 2008708 712748 14.84 213304 2180824 52024 05:11:01 AM 1160812 2967540 2592864 69.08 2104 1967532 621648 12.94 394740 1878820 8728 Average: 1186468 2949403 2567208 68.39 2104 1927599 654820 13.64 208841 2052858 64690 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 205.50 114.13 968.36 55.70 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 74.43 61.43 893.72 7.20 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 43.66 36.23 634.91 6.98 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 12.16 14.48 13.37 5.80 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 11.13 13.35 8.52 6.16 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 12.15 13.06 10.58 4.26 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 17.14 16.18 16.91 7.91 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 53.74 38.41 363.75 13.43 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) 02/16/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 43.26 0.07 14.20 12.64 1.92 27.91 05:05:01 AM 0 48.15 0.07 13.55 11.24 2.07 24.92 05:05:01 AM 1 38.37 0.07 14.85 14.05 1.78 30.89 05:06:01 AM all 38.32 0.00 4.38 0.92 1.70 54.67 05:06:01 AM 0 53.56 0.00 5.85 0.63 1.80 38.15 05:06:01 AM 1 23.18 0.00 2.92 1.21 1.61 71.09 05:07:01 AM all 37.68 0.00 4.03 2.12 1.55 54.61 05:07:01 AM 0 53.23 0.00 4.14 2.04 1.85 38.74 05:07:01 AM 1 22.19 0.00 3.93 2.21 1.25 70.43 05:08:01 AM all 36.34 0.00 2.99 0.78 1.45 58.44 05:08:01 AM 0 47.83 0.00 4.04 0.90 1.55 45.68 05:08:01 AM 1 24.90 0.00 1.95 0.65 1.35 71.16 05:09:01 AM all 37.52 0.00 2.63 0.26 1.43 58.17 05:09:01 AM 0 56.29 0.00 3.69 0.47 1.89 37.66 05:09:01 AM 1 18.82 0.00 1.57 0.05 0.97 78.60 05:10:01 AM all 33.67 0.00 2.59 0.59 1.42 61.73 05:10:01 AM 0 49.42 0.00 3.10 0.87 1.57 45.04 05:10:01 AM 1 18.01 0.00 2.07 0.31 1.28 78.32 05:11:01 AM all 39.61 0.00 3.32 0.57 1.55 54.95 05:11:01 AM 0 57.74 0.00 4.37 0.63 1.83 35.43 05:11:01 AM 1 21.54 0.00 2.28 0.52 1.26 74.41 Average: all 38.05 0.01 4.87 2.54 1.57 52.95 Average: 0 52.32 0.01 5.53 2.39 1.79 37.96 Average: 1 23.84 0.01 4.21 2.70 1.35 67.89