---> uname -a: Linux prd-centos8-builder-2c-4g-6921.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 507 1040 17 2117 2880 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:18:16:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.159/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85875sec preferred_lft 85875sec inet6 fe80::f816:3eff:fe18:1694/64 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) 07/28/2026 _x86_64_ (2 CPU) 20:03:52 LINUX RESTART (2 CPU) 08:05:01 PM tps rtps wtps bread/s bwrtn/s 08:06:01 PM 64.23 0.38 63.85 34.12 6231.29 08:07:01 PM 63.43 0.58 62.85 67.18 11092.52 08:08:01 PM 24.81 0.08 24.73 1.87 2577.99 08:09:01 PM 24.18 0.27 23.91 41.85 975.31 08:10:01 PM 18.93 0.00 18.93 0.00 555.60 08:11:01 PM 16.39 0.00 16.39 0.00 611.11 08:12:01 PM 16.78 1.10 15.68 69.71 459.68 Average: 32.68 0.35 32.33 30.68 3214.74 08:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 PM 1295988 3007000 2457688 65.47 2104 1878660 624000 12.99 145352 2021568 177752 08:07:01 PM 1126204 2970112 2627472 70.00 2104 2003256 623424 12.98 149748 2148328 29956 08:08:01 PM 1044256 2922900 2709420 72.18 2104 2037640 675336 14.06 174256 2208728 22228 08:09:01 PM 1079168 2959144 2674508 71.25 2104 2038752 636680 13.26 214048 2132028 8500 08:10:01 PM 974388 2892664 2779288 74.04 2104 2077196 709372 14.77 217580 2234776 46944 08:11:01 PM 990616 2907900 2763060 73.61 2104 2076212 683440 14.23 218068 2218592 45956 08:12:01 PM 1132620 3013808 2621056 69.83 2104 2040016 585176 12.19 399948 1892960 7508 Average: 1091891 2953361 2661785 70.91 2104 2021676 648204 13.50 217000 2122426 48406 08:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 90.69 77.12 949.96 7.74 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 27.94 25.24 100.87 4.75 0.00 0.00 0.00 0.00 08:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 PM eth0 46.83 39.09 655.43 6.32 0.00 0.00 0.00 0.00 08:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 PM eth0 13.26 14.16 13.53 5.78 0.00 0.00 0.00 0.00 08:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 PM eth0 8.10 9.83 6.53 4.85 0.00 0.00 0.00 0.00 08:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 PM eth0 12.44 12.68 10.93 3.99 0.00 0.00 0.00 0.00 08:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 PM eth0 16.84 14.15 16.72 12.26 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 30.87 27.47 250.55 6.53 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) 07/28/2026 _x86_64_ (2 CPU) 20:03:52 LINUX RESTART (2 CPU) 08:05:01 PM CPU %user %nice %system %iowait %steal %idle 08:06:01 PM all 36.98 0.00 4.39 1.36 1.90 55.37 08:06:01 PM 0 41.18 0.00 4.60 1.76 1.91 50.54 08:06:01 PM 1 32.77 0.00 4.17 0.96 1.88 60.21 08:07:01 PM all 38.07 0.00 4.08 1.99 2.05 53.81 08:07:01 PM 0 55.81 0.00 4.69 1.68 2.23 35.60 08:07:01 PM 1 20.37 0.00 3.48 2.30 1.87 71.97 08:08:01 PM all 35.47 0.00 2.26 0.77 1.83 59.67 08:08:01 PM 0 39.74 0.00 2.33 1.08 1.83 55.03 08:08:01 PM 1 31.20 0.00 2.19 0.46 1.84 64.31 08:09:01 PM all 36.13 0.00 2.58 0.67 1.73 58.89 08:09:01 PM 0 59.06 0.00 3.63 1.03 2.08 34.20 08:09:01 PM 1 13.30 0.00 1.54 0.31 1.38 83.47 08:10:01 PM all 34.44 0.00 1.64 0.24 1.95 61.73 08:10:01 PM 0 33.57 0.00 1.79 0.28 1.84 62.51 08:10:01 PM 1 35.32 0.00 1.49 0.20 2.05 60.94 08:11:01 PM all 32.90 0.00 2.32 0.34 1.87 62.57 08:11:01 PM 0 36.75 0.00 2.67 0.55 1.96 58.07 08:11:01 PM 1 29.05 0.00 1.97 0.13 1.77 67.06 08:12:01 PM all 38.51 0.00 3.00 0.36 2.06 56.08 08:12:01 PM 0 59.65 0.00 4.11 0.52 2.20 33.52 08:12:01 PM 1 17.56 0.00 1.90 0.20 1.91 78.43 Average: all 36.07 0.00 2.90 0.82 1.91 58.30 Average: 0 46.53 0.00 3.40 0.99 2.01 47.08 Average: 1 25.65 0.00 2.39 0.65 1.82 69.49