---> uname -a: Linux prd-centos8-builder-2c-1g-4455.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 9.3G 31G 24% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 585 4868 19 2243 6803 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:59:34:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe59:34b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 05/28/2026 _x86_64_ (2 CPU) 07:03:29 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 237.55 132.88 104.66 6403.60 7494.09 07:06:01 AM 163.09 31.26 131.83 552.04 12867.71 07:07:01 AM 29.26 0.32 28.95 35.99 3477.42 07:08:01 AM 17.34 0.00 17.34 0.00 711.26 07:09:01 AM 29.23 1.12 28.11 70.25 764.46 Average: 95.30 33.12 62.18 1412.66 5063.00 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 5176860 6943592 2705572 34.32 2688 1941088 817448 9.15 230024 2134252 208856 07:06:01 AM 4921572 6910804 2960860 37.56 2688 2152156 785008 8.79 210536 2365872 98152 07:07:01 AM 4955684 6931096 2926748 37.13 2688 2138760 760440 8.51 235928 2309360 7684 07:08:01 AM 5031480 7006464 2850952 36.17 2688 2138436 694536 7.78 236744 2231844 7372 07:09:01 AM 4959580 6940732 2922852 37.08 2688 2143804 755352 8.46 423588 2117416 20876 Average: 5009035 6946538 2873397 36.45 2688 2102849 762557 8.54 267364 2231749 68588 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 226.27 135.88 1843.30 63.06 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 63.21 44.48 827.65 12.89 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 25.31 23.40 23.57 7.80 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 16.66 15.48 15.63 4.40 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 31.94 25.91 30.68 10.92 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 72.69 49.03 548.24 19.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 05/28/2026 _x86_64_ (2 CPU) 07:03:29 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 41.04 2.15 29.33 11.76 0.15 15.57 07:05:01 AM 0 41.34 1.73 28.82 8.55 0.17 19.39 07:05:01 AM 1 40.73 2.58 29.85 14.97 0.14 11.73 07:06:01 AM all 34.65 0.61 13.07 5.80 0.12 45.74 07:06:01 AM 0 19.66 0.67 13.52 5.60 0.10 60.46 07:06:01 AM 1 49.70 0.55 12.62 6.01 0.13 30.99 07:07:01 AM all 30.27 0.00 3.13 3.63 0.23 62.75 07:07:01 AM 0 26.35 0.00 3.30 4.10 0.32 65.93 07:07:01 AM 1 34.20 0.00 2.95 3.15 0.13 59.56 07:08:01 AM all 24.06 0.00 2.84 6.55 2.13 64.41 07:08:01 AM 0 17.09 0.00 2.54 1.67 2.76 75.93 07:08:01 AM 1 31.10 0.00 3.15 11.49 1.50 52.76 07:09:01 AM all 35.01 0.00 3.93 1.12 0.20 59.74 07:09:01 AM 0 16.45 0.00 3.14 0.70 0.17 79.54 07:09:01 AM 1 53.61 0.00 4.72 1.53 0.23 39.91 Average: all 32.94 0.55 10.36 5.75 0.57 49.82 Average: 0 24.09 0.47 10.16 4.10 0.72 60.46 Average: 1 41.83 0.62 10.56 7.42 0.43 39.14