---> uname -a: Linux prd-centos8-builder-4c-4g-7321.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): 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: 2800.000 BogoMIPS: 5600.00 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 933 11383 19 3444 14478 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:ff:22:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.117/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:feff:220d/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) 06/06/2026 _x86_64_ (4 CPU) 06:41:19 LINUX RESTART (4 CPU) 06:42:01 AM tps rtps wtps bread/s bwrtn/s 06:43:01 AM 288.65 128.92 159.73 4281.51 12221.28 06:44:01 AM 389.67 1.00 388.67 115.29 26780.02 06:45:01 AM 891.65 0.05 891.60 14.13 27292.35 06:46:01 AM 27.25 2.35 24.90 577.50 1631.39 Average: 399.32 33.08 366.24 1247.14 16981.90 06:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:43:01 AM 12833012 14844808 3306432 20.49 2688 2208948 1322504 7.69 212504 2685336 255772 06:44:01 AM 10962792 14053840 5176652 32.07 2688 3127776 1997624 11.62 221592 4213980 666272 06:45:01 AM 10433244 13534952 5706200 35.36 2688 3135032 2428468 14.13 264472 4625028 24 06:46:01 AM 11668792 14831684 4470652 27.70 2688 3193488 885476 5.15 478040 3187924 58756 Average: 11474460 14316321 4664984 28.90 2688 2916311 1658518 9.65 294152 3678067 245206 06:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 AM eth0 151.47 101.48 2033.58 25.29 0.00 0.00 0.00 0.00 06:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 AM eth0 1811.60 1355.06 2634.37 399.27 0.00 0.00 0.00 0.00 06:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 AM eth0 825.24 589.82 242.55 184.34 0.00 0.00 0.00 0.00 06:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:46:01 AM eth0 45.03 38.79 282.07 14.99 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 708.36 521.31 1298.19 155.98 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) 06/06/2026 _x86_64_ (4 CPU) 06:41:19 LINUX RESTART (4 CPU) 06:42:01 AM CPU %user %nice %system %iowait %steal %idle 06:43:01 AM all 22.89 1.31 23.23 1.73 0.11 50.73 06:43:01 AM 0 23.35 1.05 21.46 1.32 0.12 52.69 06:43:01 AM 1 31.72 1.54 22.69 1.66 0.12 42.27 06:43:01 AM 2 19.68 1.39 25.56 2.43 0.10 50.85 06:43:01 AM 3 16.78 1.26 23.21 1.53 0.10 57.12 06:44:01 AM all 28.96 0.00 10.66 1.78 0.12 58.47 06:44:01 AM 0 47.55 0.00 10.28 0.76 0.14 41.27 06:44:01 AM 1 10.75 0.00 11.29 2.92 0.12 74.93 06:44:01 AM 2 16.15 0.00 11.10 3.22 0.10 69.42 06:44:01 AM 3 41.23 0.00 9.97 0.24 0.13 48.42 06:45:01 AM all 31.59 0.00 3.18 3.12 0.11 62.01 06:45:01 AM 0 10.25 0.00 2.35 1.17 0.08 86.14 06:45:01 AM 1 11.73 0.00 3.76 7.68 0.10 76.73 06:45:01 AM 2 17.22 0.00 4.25 3.56 0.12 74.84 06:45:01 AM 3 86.78 0.00 2.37 0.08 0.13 10.63 06:46:01 AM all 28.48 0.00 2.09 0.20 0.08 69.16 06:46:01 AM 0 13.06 0.00 1.19 0.07 0.08 85.60 06:46:01 AM 1 15.69 0.00 2.16 0.58 0.08 81.49 06:46:01 AM 2 51.15 0.00 3.07 0.08 0.08 45.61 06:46:01 AM 3 34.00 0.00 1.94 0.05 0.08 63.93 Average: all 27.98 0.33 9.78 1.70 0.11 60.10 Average: 0 23.50 0.26 8.82 0.83 0.10 66.48 Average: 1 17.50 0.39 9.97 3.20 0.11 68.83 Average: 2 26.11 0.35 11.00 2.32 0.10 60.13 Average: 3 44.75 0.31 9.36 0.47 0.11 45.00