---> uname -a: Linux prd-centos8-builder-4c-4g-1138.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 757 12217 19 2788 14657 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:dd:85:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.141/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fedd:851f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 09/29/2025 _x86_64_ (4 CPU) 15:50:29 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 289.60 94.72 194.89 3890.70 11768.79 03:53:01 PM 364.45 5.73 358.72 1305.08 14488.66 03:54:01 PM 78.06 0.82 77.24 58.78 9012.90 Average: 244.04 33.75 210.29 1751.50 11756.93 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12870312 14799436 3271220 20.27 2688 2126924 1136012 6.61 202980 2660260 186420 03:53:01 PM 11279044 13629064 4862488 30.12 2688 2539784 2366908 13.77 328808 4086168 222292 03:54:01 PM 12459120 14954876 3682412 22.81 2688 2683552 958552 5.58 685676 2549180 156220 Average: 12202825 14461125 3938707 24.40 2688 2450087 1487157 8.65 405821 3098536 188311 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 178.12 141.67 2268.23 29.33 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.15 0.15 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 PM eth0 421.61 314.61 5584.10 42.22 0.00 0.00 0.00 0.00 03:54:01 PM lo 837.65 837.65 840.91 840.91 0.00 0.00 0.00 0.00 03:54:01 PM eth0 108.35 102.45 319.72 643.18 0.00 0.00 0.00 0.00 Average: lo 279.25 279.25 280.30 280.30 0.00 0.00 0.00 0.00 Average: eth0 236.04 186.25 2724.17 238.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 09/29/2025 _x86_64_ (4 CPU) 15:50:29 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 25.57 0.74 11.40 1.62 0.10 60.58 03:52:01 PM 0 14.58 0.98 13.46 1.72 0.10 69.15 03:52:01 PM 1 19.88 0.69 11.33 1.54 0.10 66.46 03:52:01 PM 2 29.16 0.80 11.74 2.30 0.10 55.90 03:52:01 PM 3 38.66 0.48 9.06 0.94 0.08 50.78 03:53:01 PM all 66.02 0.00 2.40 1.49 0.11 29.98 03:53:01 PM 0 68.90 0.00 1.52 0.67 0.12 28.80 03:53:01 PM 1 63.35 0.00 2.88 1.47 0.12 32.18 03:53:01 PM 2 71.88 0.00 2.36 2.01 0.10 23.65 03:53:01 PM 3 59.94 0.00 2.84 1.82 0.12 35.28 03:54:01 PM all 47.68 0.00 2.49 0.38 0.10 49.35 03:54:01 PM 0 47.24 0.00 2.74 0.23 0.08 49.70 03:54:01 PM 1 44.49 0.00 2.69 0.69 0.10 52.03 03:54:01 PM 2 54.81 0.00 2.78 0.49 0.10 41.82 03:54:01 PM 3 44.20 0.00 1.74 0.12 0.10 53.84 Average: all 46.42 0.25 5.43 1.17 0.10 46.63 Average: 0 43.55 0.33 5.92 0.87 0.10 49.23 Average: 1 42.57 0.23 5.63 1.23 0.11 50.23 Average: 2 51.97 0.27 5.62 1.60 0.10 40.44 Average: 3 47.60 0.16 4.55 0.96 0.10 46.63