---> uname -a: Linux prd-centos8-builder-2c-4g-6185.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 503 1043 17 2118 2884 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:cc:fb:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.180/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85881sec preferred_lft 85881sec inet6 fe80::f816:3eff:fecc:fb35/64 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) 07/19/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 255.88 182.86 73.02 15046.04 37981.71 12:06:01 AM 57.30 0.38 56.91 34.12 5652.32 12:07:01 AM 67.78 0.60 67.18 67.28 10997.34 12:08:01 AM 27.91 0.08 27.83 1.87 3283.10 12:09:01 AM 22.56 0.27 22.29 41.85 935.30 12:10:01 AM 15.98 0.00 15.98 0.00 405.15 12:11:01 AM 16.76 0.00 16.76 0.00 627.26 12:12:01 AM 17.51 1.10 16.41 69.71 500.55 Average: 60.22 23.17 37.05 1908.08 7549.41 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1560472 3037468 2193204 58.43 2104 1656616 624816 13.01 137628 1808816 78248 12:06:01 AM 1310796 3006536 2442880 65.08 2104 1863492 626700 13.05 148724 2003824 171780 12:07:01 AM 1137616 2982084 2616060 69.69 2104 2003916 620832 12.93 149036 2140780 50604 12:08:01 AM 1042136 2921592 2711540 72.24 2104 2038500 674108 14.04 173288 2213264 21220 12:09:01 AM 1082620 2963356 2671056 71.16 2104 2039612 629420 13.11 213248 2132676 8500 12:10:01 AM 956776 2883236 2796900 74.51 2104 2085380 717196 14.93 217772 2252828 54248 12:11:01 AM 961936 2881052 2791740 74.37 2104 2078064 709088 14.77 217496 2249368 46932 12:12:01 AM 1094600 2978112 2659076 70.84 2104 2042144 612588 12.76 399988 1933316 8784 Average: 1143369 2956680 2610307 69.54 2104 1975966 651844 13.57 207148 2091859 55040 12:04:01 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 183.03 108.64 979.30 54.70 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 71.29 59.05 804.45 6.21 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 34.14 31.21 256.62 5.51 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 47.71 39.28 660.59 6.56 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 12.21 14.05 13.20 5.80 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 7.73 9.51 6.59 4.67 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 13.10 13.55 11.24 8.38 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 16.56 14.76 17.55 7.27 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 48.23 36.26 343.71 12.39 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) 07/19/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 43.92 0.08 14.82 13.03 1.86 26.30 12:05:01 AM 0 42.75 0.08 15.90 12.36 1.66 27.25 12:05:01 AM 1 45.09 0.07 13.73 13.71 2.05 25.35 12:06:01 AM all 36.00 0.00 4.20 1.58 1.31 56.92 12:06:01 AM 0 34.17 0.00 3.55 1.70 1.20 59.38 12:06:01 AM 1 37.83 0.00 4.85 1.45 1.42 54.45 12:07:01 AM all 38.89 0.00 3.95 2.75 1.22 53.19 12:07:01 AM 0 38.67 0.00 3.81 2.59 1.10 53.83 12:07:01 AM 1 39.10 0.00 4.10 2.92 1.33 52.55 12:08:01 AM all 37.71 0.00 2.48 1.15 1.25 57.42 12:08:01 AM 0 37.33 0.00 2.51 1.28 1.23 57.64 12:08:01 AM 1 38.09 0.00 2.44 1.01 1.26 57.19 12:09:01 AM all 37.55 0.00 2.61 0.53 1.20 58.11 12:09:01 AM 0 37.12 0.00 2.63 0.33 1.08 58.83 12:09:01 AM 1 37.98 0.00 2.59 0.73 1.32 57.38 12:10:01 AM all 35.81 0.00 1.67 0.17 1.08 61.26 12:10:01 AM 0 29.30 0.00 1.40 0.13 0.88 68.29 12:10:01 AM 1 42.33 0.00 1.93 0.22 1.28 54.24 12:11:01 AM all 33.88 0.00 2.21 0.66 1.16 62.09 12:11:01 AM 0 18.76 0.00 1.87 0.87 0.80 77.71 12:11:01 AM 1 49.02 0.00 2.55 0.45 1.52 46.46 12:12:01 AM all 40.02 0.00 3.62 0.36 1.10 54.90 12:12:01 AM 0 15.24 0.00 2.84 0.62 0.53 80.77 12:12:01 AM 1 64.81 0.00 4.40 0.10 1.67 29.02 Average: all 37.96 0.01 4.43 2.52 1.27 53.80 Average: 0 31.66 0.01 4.31 2.48 1.06 60.48 Average: 1 44.27 0.01 4.56 2.56 1.48 47.12