---> uname -a: Linux prd-centos8-builder-2c-4g-1340.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 483 1131 17 2050 2906 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:dc:b1:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.238/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85939sec preferred_lft 85939sec inet6 fe80::f816:3eff:fedc:b1c9/64 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) 05/20/2026 _x86_64_ (2 CPU) 11:03:49 LINUX RESTART (2 CPU) 11:04:02 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 254.96 181.22 73.75 15138.82 38685.47 11:06:01 AM 59.14 0.38 58.75 34.12 5738.48 11:07:01 AM 70.69 2.10 68.59 84.37 10305.80 11:08:01 AM 24.34 0.28 24.06 40.65 1567.51 11:09:01 AM 19.61 0.07 19.55 3.07 504.58 11:10:01 AM 17.61 0.00 17.61 0.00 630.42 11:11:01 AM 16.94 1.10 15.84 69.68 468.49 Average: 65.74 26.09 39.66 2165.40 8200.00 11:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1572528 3052920 2181148 58.11 2104 1660080 617276 12.85 137504 1797024 79760 11:06:01 AM 1349164 3039904 2404512 64.06 2104 1858528 595028 12.39 144260 1969084 162932 11:07:01 AM 1110852 2960824 2642824 70.41 2104 2011844 649652 13.53 151100 2174608 64132 11:08:01 AM 1170304 2983760 2583372 68.82 2104 1974308 622728 12.97 173668 2091148 9408 11:09:01 AM 1139396 2970240 2614280 69.65 2104 1991700 635440 13.23 213656 2082324 25796 11:10:01 AM 1110312 2960864 2643364 70.42 2104 2011856 650208 13.54 216056 2109716 45944 11:11:01 AM 1177424 2998812 2576252 68.63 2104 1982572 609152 12.68 399276 1858200 14428 Average: 1232854 2995332 2520822 67.16 2104 1927270 625641 13.03 205074 2011729 57486 11:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 194.73 105.93 964.30 55.27 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 70.46 58.40 803.62 6.27 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 59.36 49.15 782.51 8.08 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 11.48 12.68 12.96 5.13 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 12.00 13.68 9.20 6.50 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 12.78 13.45 11.21 4.58 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 16.99 14.64 17.18 12.18 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 53.64 38.12 370.18 13.91 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) 05/20/2026 _x86_64_ (2 CPU) 11:03:49 LINUX RESTART (2 CPU) 11:04:02 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 43.64 0.05 13.78 11.95 2.12 28.46 11:05:01 AM 0 38.81 0.05 13.70 14.04 1.89 31.51 11:05:01 AM 1 48.48 0.05 13.86 9.85 2.35 25.40 11:06:01 AM all 38.35 0.00 4.94 1.54 1.83 53.35 11:06:01 AM 0 24.40 0.00 3.74 1.16 1.60 69.10 11:06:01 AM 1 52.31 0.00 6.13 1.91 2.06 37.59 11:07:01 AM all 37.45 0.00 4.32 2.05 2.00 54.18 11:07:01 AM 0 29.54 0.00 4.24 1.78 1.88 62.57 11:07:01 AM 1 45.37 0.00 4.41 2.31 2.13 45.77 11:08:01 AM all 36.51 0.00 2.89 0.54 2.37 57.69 11:08:01 AM 0 19.63 0.00 2.65 0.38 2.32 75.02 11:08:01 AM 1 53.51 0.00 3.13 0.71 2.42 40.23 11:09:01 AM all 38.49 0.00 2.67 0.38 2.25 56.22 11:09:01 AM 0 25.91 0.00 2.16 0.43 1.96 69.53 11:09:01 AM 1 51.08 0.00 3.17 0.33 2.53 42.89 11:10:01 AM all 33.92 0.00 2.65 0.43 2.23 60.77 11:10:01 AM 0 41.28 0.00 3.32 0.42 2.13 52.86 11:10:01 AM 1 26.63 0.00 1.97 0.44 2.34 68.61 11:11:01 AM all 39.58 0.00 3.50 0.39 2.53 54.00 11:11:01 AM 0 24.75 0.00 3.27 0.23 2.47 69.28 11:11:01 AM 1 54.53 0.00 3.73 0.55 2.59 38.61 Average: all 38.26 0.01 4.93 2.43 2.19 52.19 Average: 0 29.14 0.01 4.69 2.59 2.04 61.54 Average: 1 47.39 0.01 5.16 2.27 2.35 42.83