---> uname -a: Linux prd-centos8-robot-2c-8g-25883.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 608 4857 19 2231 6790 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:dd:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.238/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85933sec preferred_lft 85933sec inet6 fe80::f816:3eff:fedd:ddea/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 03/03/2026 _x86_64_ (2 CPU) 01:52:39 LINUX RESTART (2 CPU) 01:53:01 AM tps rtps wtps bread/s bwrtn/s 01:54:01 AM 142.42 83.99 58.43 8476.91 39303.12 01:55:01 AM 119.90 1.13 118.76 76.92 13025.45 01:56:01 AM 36.19 0.38 35.80 64.25 3402.38 01:57:01 AM 65.03 6.75 58.28 1246.25 4645.65 01:58:01 AM 43.04 0.22 42.82 43.59 6405.73 01:59:01 AM 2.78 0.07 2.72 4.93 80.24 02:00:01 AM 32.56 0.63 31.92 73.18 2932.36 Average: 63.13 13.31 49.82 1426.61 9970.63 01:53:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:01 AM 5523612 7055032 2358820 29.93 2688 1723980 709588 7.95 185576 1892196 85836 01:55:01 AM 5120700 6981128 2761732 35.04 2688 2036372 732272 8.20 206720 2201980 69304 01:56:01 AM 5113740 7018012 2768692 35.12 2688 2079412 692288 7.75 232880 2185268 49916 01:57:01 AM 4848088 6964160 3034344 38.50 2688 2282284 743408 8.32 265672 2388728 164956 01:58:01 AM 4926076 7041032 2956356 37.51 2688 2282004 654980 7.33 268968 2304628 12 01:59:01 AM 4811596 6947388 3070836 38.96 2688 2302840 749164 8.39 269296 2418456 20676 02:00:01 AM 4992772 6968552 2889660 36.66 2688 2149272 745668 8.35 491052 2040792 10112 Average: 5048083 6996472 2834349 35.96 2688 2122309 718195 8.04 274309 2204578 57259 01:53:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 AM eth0 241.30 157.96 1274.15 58.98 0.00 0.00 0.00 0.00 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 109.92 82.62 1283.80 11.48 0.00 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 19.91 10.58 7.68 4.21 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 35.59 32.91 332.11 6.76 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 201.00 153.95 43.16 38.51 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 68.11 50.88 376.06 5.20 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 77.06 46.90 122.99 57.76 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 107.55 76.54 491.40 26.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 03/03/2026 _x86_64_ (2 CPU) 01:52:39 LINUX RESTART (2 CPU) 01:53:01 AM CPU %user %nice %system %iowait %steal %idle 01:54:01 AM all 35.18 0.04 9.02 22.12 0.13 33.50 01:54:01 AM 0 37.50 0.03 10.20 22.30 0.13 29.83 01:54:01 AM 1 32.86 0.05 7.84 21.93 0.13 37.18 01:55:01 AM all 35.64 0.00 5.43 1.63 0.13 57.17 01:55:01 AM 0 38.30 0.00 5.27 1.53 0.13 54.76 01:55:01 AM 1 32.99 0.00 5.59 1.72 0.13 59.57 01:56:01 AM all 15.66 0.00 2.51 1.17 0.10 80.56 01:56:01 AM 0 17.21 0.00 2.83 1.61 0.12 78.24 01:56:01 AM 1 14.10 0.00 2.19 0.74 0.08 82.89 01:57:01 AM all 24.04 0.00 4.75 12.01 0.12 59.08 01:57:01 AM 0 30.53 0.00 4.82 12.26 0.12 52.28 01:57:01 AM 1 17.56 0.00 4.68 11.76 0.12 65.88 01:58:01 AM all 8.55 0.00 1.95 0.59 0.07 88.84 01:58:01 AM 0 11.25 0.00 2.11 0.57 0.07 86.00 01:58:01 AM 1 5.85 0.00 1.79 0.60 0.07 91.69 01:59:01 AM all 7.57 0.00 0.52 0.02 0.07 91.83 01:59:01 AM 0 13.25 0.00 0.72 0.03 0.07 85.93 01:59:01 AM 1 2.02 0.00 0.32 0.00 0.07 97.59 02:00:01 AM all 27.97 0.00 4.09 0.27 0.11 67.56 02:00:01 AM 0 35.26 0.00 4.60 0.33 0.12 59.69 02:00:01 AM 1 20.68 0.00 3.58 0.20 0.10 75.43 Average: all 22.11 0.01 4.04 5.40 0.10 68.34 Average: 0 26.23 0.00 4.37 5.53 0.11 63.75 Average: 1 18.00 0.01 3.71 5.26 0.10 72.92