---> uname -a: Linux prd-centos8-builder-2c-4g-7153.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 476 1146 17 2042 2913 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:9d:8d:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.189/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fe9d:8d92/64 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) 02/21/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:02 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 254.41 180.04 74.37 15078.64 38681.23 12:06:02 AM 60.16 0.32 59.85 9.73 5459.90 12:07:01 AM 68.46 0.51 67.95 54.32 9614.12 12:08:01 AM 26.11 0.25 25.86 40.12 1507.01 12:09:01 AM 19.78 0.07 19.71 3.07 488.47 12:10:01 AM 16.63 0.63 15.99 20.79 623.64 12:11:01 AM 18.47 0.47 18.01 48.91 515.71 Average: 65.84 25.73 40.10 2153.66 8051.23 12:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1579840 3057028 2173836 57.91 2104 1656032 610272 12.71 144752 1779032 77728 12:06:02 AM 1304624 3003520 2449052 65.24 2104 1866116 626692 13.05 144452 2012188 169468 12:07:01 AM 1052348 2896140 2701328 71.96 2104 2004976 704816 14.68 152040 2227968 65020 12:08:01 AM 1112368 2953564 2641308 70.37 2104 2002220 657328 13.69 212024 2109652 45732 12:09:01 AM 1090528 2932820 2663148 70.95 2104 2003288 673904 14.03 212716 2131112 45792 12:10:01 AM 1197872 3002540 2555804 68.09 2104 1965588 608148 12.66 210448 2024844 7448 12:11:01 AM 1152412 2969528 2601264 69.30 2104 1977676 637712 13.28 397316 1882256 19424 Average: 1212856 2973591 2540820 67.69 2104 1925128 645553 13.44 210535 2023865 61516 12:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 212.01 117.62 974.92 56.89 0.00 0.00 0.00 0.00 12:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:02 AM eth0 76.04 62.68 896.93 7.58 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 40.87 33.49 650.42 6.50 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 12.06 14.46 13.35 5.80 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 11.78 13.88 8.74 6.34 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 12.36 13.00 10.57 4.23 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 19.16 16.77 23.78 8.20 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 54.56 38.67 366.30 13.56 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) 02/21/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:02 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.98 0.07 13.81 11.79 2.19 27.15 12:05:01 AM 0 52.43 0.05 12.48 9.04 2.24 23.75 12:05:01 AM 1 37.54 0.09 15.15 14.54 2.14 30.55 12:06:02 AM all 38.01 0.00 4.12 1.26 1.82 54.78 12:06:02 AM 0 48.87 0.00 5.21 1.45 1.86 42.61 12:06:02 AM 1 27.20 0.00 3.03 1.08 1.77 66.91 12:07:01 AM all 38.77 0.00 4.20 2.11 1.75 53.16 12:07:01 AM 0 41.90 0.00 4.60 1.76 1.91 49.83 12:07:01 AM 1 35.64 0.00 3.80 2.47 1.59 56.49 12:08:01 AM all 36.68 0.00 2.94 0.72 1.55 58.12 12:08:01 AM 0 57.47 0.00 3.80 0.17 1.72 36.84 12:08:01 AM 1 16.00 0.00 2.09 1.26 1.38 79.27 12:09:01 AM all 38.26 0.00 2.66 0.39 1.86 56.83 12:09:01 AM 0 44.05 0.00 2.97 0.45 1.89 50.64 12:09:01 AM 1 32.48 0.00 2.35 0.33 1.82 63.02 12:10:01 AM all 34.89 0.00 2.76 0.41 1.57 60.38 12:10:01 AM 0 54.94 0.00 4.20 0.13 1.71 39.02 12:10:01 AM 1 14.96 0.00 1.34 0.68 1.42 81.60 12:11:01 AM all 40.08 0.00 3.45 0.28 1.67 54.52 12:11:01 AM 0 58.11 0.00 4.09 0.30 1.78 35.72 12:11:01 AM 1 22.14 0.00 2.80 0.26 1.56 73.24 Average: all 38.79 0.01 4.82 2.39 1.77 52.22 Average: 0 51.12 0.01 5.31 1.88 1.87 39.80 Average: 1 26.50 0.01 4.33 2.90 1.67 64.59