---> uname -a: Linux prd-centos8-builder-2c-4g-4164.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 1131 17 2037 2893 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:46:03:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.132/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:fe46:385/64 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) 01/26/2026 _x86_64_ (2 CPU) 09:03:43 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 197.33 122.33 75.01 11906.83 38414.21 09:06:01 AM 67.19 0.13 67.06 5.60 6260.98 09:07:01 AM 57.38 0.48 56.90 53.32 8706.05 09:08:01 AM 24.65 0.25 24.40 40.13 1535.21 09:09:01 AM 21.36 0.07 21.29 3.07 793.85 09:10:01 AM 15.48 0.00 15.48 0.00 581.27 09:11:01 AM 18.94 0.90 18.04 46.38 522.92 Average: 57.48 17.74 39.74 1722.19 8116.33 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 1581748 3049000 2171928 57.86 2104 1646092 613372 12.77 137168 1785064 56664 09:06:01 AM 1290784 2986200 2462892 65.61 2104 1862592 641952 13.37 144208 2023968 138508 09:07:01 AM 1070556 2904848 2683120 71.48 2104 1995848 707728 14.74 150468 2213336 60884 09:08:01 AM 1166996 2967260 2586680 68.91 2104 1961072 641520 13.36 172056 2094892 9352 09:09:01 AM 1173164 2973564 2580512 68.75 2104 1961168 634620 13.22 207428 2052236 4 09:10:01 AM 1152876 2953300 2600800 69.29 2104 1961168 659032 13.72 207996 2072744 8436 09:11:01 AM 1145556 2946448 2608120 69.48 2104 1961620 665076 13.85 392104 1895984 7380 Average: 1225954 2968660 2527722 67.34 2104 1907080 651900 13.57 201633 2019746 40175 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 191.39 111.41 936.71 55.24 0.00 0.00 0.00 0.00 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 70.59 56.36 871.89 6.80 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 51.18 44.35 623.53 7.24 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 11.03 13.23 12.46 4.88 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 11.23 13.03 8.34 5.89 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 12.26 13.08 10.60 4.24 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 17.79 14.94 17.98 7.73 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 52.21 38.06 354.50 13.15 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) 01/26/2026 _x86_64_ (2 CPU) 09:03:43 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 47.00 0.04 11.51 9.07 2.40 29.96 09:05:01 AM 0 46.46 0.03 10.65 7.78 2.49 32.58 09:05:01 AM 1 47.55 0.05 12.37 10.37 2.32 27.35 09:06:01 AM all 38.26 0.00 3.95 2.17 1.85 53.78 09:06:01 AM 0 44.45 0.00 4.63 2.29 2.11 46.53 09:06:01 AM 1 32.04 0.00 3.27 2.04 1.60 61.04 09:07:01 AM all 38.39 0.00 3.92 1.86 2.13 53.71 09:07:01 AM 0 21.88 0.00 2.94 2.38 1.92 70.89 09:07:01 AM 1 55.02 0.00 4.91 1.33 2.34 36.40 09:08:01 AM all 37.55 0.00 3.00 0.57 2.29 56.58 09:08:01 AM 0 48.67 0.00 2.98 0.56 2.47 45.32 09:08:01 AM 1 26.46 0.00 3.03 0.58 2.12 67.82 09:09:01 AM all 39.48 0.00 2.59 0.26 2.32 55.35 09:09:01 AM 0 48.60 0.00 2.81 0.33 2.29 45.97 09:09:01 AM 1 30.41 0.00 2.38 0.20 2.34 64.67 09:10:01 AM all 33.71 0.00 2.54 0.40 2.19 61.16 09:10:01 AM 0 36.35 0.00 2.49 0.35 2.07 58.75 09:10:01 AM 1 31.07 0.00 2.60 0.45 2.32 63.57 09:11:01 AM all 40.44 0.00 2.83 0.26 2.18 54.29 09:11:01 AM 0 47.95 0.00 2.92 0.22 2.24 46.67 09:11:01 AM 1 32.95 0.00 2.74 0.30 2.12 61.89 Average: all 39.25 0.01 4.33 2.08 2.20 52.14 Average: 0 42.03 0.00 4.19 1.98 2.23 49.56 Average: 1 36.47 0.01 4.46 2.17 2.17 54.72