---> uname -a: Linux prd-centos8-builder-2c-1g-520.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 572 4870 19 2254 6815 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:3b:da:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.79/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe3b:da1a/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) 07/17/2026 _x86_64_ (2 CPU) 13:04:06 LINUX RESTART (2 CPU) 01:05:01 PM tps rtps wtps bread/s bwrtn/s 01:06:01 PM 222.28 77.02 145.25 947.95 12448.57 01:07:01 PM 59.46 0.28 59.18 35.45 8347.97 01:08:01 PM 21.81 0.03 21.78 0.53 585.20 Average: 101.19 25.78 75.41 328.00 7127.61 01:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 PM 5064308 7047420 2818124 35.75 2688 2146700 656312 7.35 205448 2230384 208024 01:07:01 PM 4990880 6977300 2891552 36.68 2688 2149628 726336 8.13 235628 2270668 8288 01:08:01 PM 4951356 6938056 2931076 37.18 2688 2149960 750640 8.40 236992 2308752 7696 Average: 5002181 6987592 2880251 36.54 2688 2148763 711096 7.96 226023 2269935 74669 01:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 93.85 59.26 1531.32 10.54 0.00 0.00 0.00 0.00 01:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM eth0 28.54 25.16 49.81 8.99 0.00 0.00 0.00 0.00 01:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM eth0 21.13 19.95 19.53 10.78 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 47.84 34.79 533.58 10.10 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) 07/17/2026 _x86_64_ (2 CPU) 13:04:06 LINUX RESTART (2 CPU) 01:05:01 PM CPU %user %nice %system %iowait %steal %idle 01:06:01 PM all 38.43 1.31 24.91 2.48 0.19 32.68 01:06:01 PM 0 39.87 1.72 29.75 2.79 0.19 25.69 01:06:01 PM 1 37.01 0.91 20.13 2.17 0.18 39.60 01:07:01 PM all 38.55 0.00 4.14 0.58 0.13 56.60 01:07:01 PM 0 36.07 0.00 3.87 0.35 0.12 59.59 01:07:01 PM 1 41.03 0.00 4.41 0.82 0.13 53.61 01:08:01 PM all 36.91 0.00 3.25 0.20 0.11 59.53 01:08:01 PM 0 38.65 0.00 3.38 0.23 0.12 57.62 01:08:01 PM 1 35.17 0.00 3.12 0.17 0.10 61.44 Average: all 37.96 0.43 10.71 1.08 0.14 49.68 Average: 0 38.19 0.56 12.22 1.11 0.14 47.78 Average: 1 37.74 0.30 9.19 1.05 0.14 51.58