---> uname -a: Linux prd-centos8-robot-2c-8g-18022.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 591 4888 19 2217 6806 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:b9:da:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.144/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85925sec preferred_lft 85925sec inet6 fe80::f816:3eff:feb9:da42/64 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) 01/03/2026 _x86_64_ (2 CPU) 01:52:38 LINUX RESTART (2 CPU) 01:53:01 AM tps rtps wtps bread/s bwrtn/s 01:54:01 AM 125.82 60.87 64.95 7819.56 40481.28 01:55:01 AM 118.06 0.07 118.00 1.87 13296.48 01:56:01 AM 28.81 1.37 27.44 135.42 3467.44 01:57:01 AM 59.82 6.78 53.04 1248.73 3382.39 01:58:01 AM 50.55 0.22 50.33 43.59 7236.35 01:59:01 AM 2.98 0.07 2.92 4.93 645.31 02:00:01 AM 23.31 0.63 22.68 73.19 1822.36 Average: 58.48 10.00 48.48 1332.72 10048.60 01:53:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:01 AM 5388940 7009512 2493492 31.63 2688 1810688 773072 8.66 199952 2004664 143232 01:55:01 AM 5104160 6976900 2778272 35.25 2688 2049608 743480 8.32 191916 2238460 45048 01:56:01 AM 5231796 7078840 2650636 33.63 2688 2022208 651340 7.29 220036 2080740 10756 01:57:01 AM 4897124 6994868 2985308 37.87 2688 2263204 685868 7.68 257036 2344712 171852 01:58:01 AM 4949712 7051456 2932720 37.21 2688 2268300 643904 7.21 261356 2287264 12 01:59:01 AM 4862652 6985064 3019780 38.31 2688 2288984 730664 8.18 261684 2373716 3616 02:00:01 AM 5096460 7057428 2785972 35.34 2688 2133172 663844 7.43 480244 1944436 24112 Average: 5075835 7022010 2806597 35.61 2688 2119452 698882 7.83 267461 2181999 56947 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 332.75 182.19 1666.19 59.75 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 93.80 72.37 845.28 9.98 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 11.78 9.51 6.81 4.07 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 36.59 32.51 336.52 7.27 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 202.57 140.04 43.38 38.08 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 63.51 49.71 373.00 5.14 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 84.79 49.46 121.85 56.72 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 117.98 76.55 484.75 25.86 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) 01/03/2026 _x86_64_ (2 CPU) 01:52:38 LINUX RESTART (2 CPU) 01:53:01 AM CPU %user %nice %system %iowait %steal %idle 01:54:01 AM all 38.85 0.04 9.52 13.46 0.10 38.03 01:54:01 AM 0 37.31 0.05 8.89 13.10 0.08 40.58 01:54:01 AM 1 40.38 0.03 10.15 13.82 0.12 35.49 01:55:01 AM all 25.28 0.00 4.09 1.65 0.09 68.89 01:55:01 AM 0 16.89 0.00 3.02 1.67 0.08 78.35 01:55:01 AM 1 33.68 0.00 5.16 1.64 0.10 59.42 01:56:01 AM all 18.59 0.00 2.09 0.18 0.07 79.07 01:56:01 AM 0 17.16 0.00 1.85 0.20 0.05 80.74 01:56:01 AM 1 20.01 0.00 2.33 0.17 0.08 77.40 01:57:01 AM all 27.35 0.00 5.09 0.38 0.07 67.11 01:57:01 AM 0 26.28 0.00 4.89 0.37 0.08 68.38 01:57:01 AM 1 28.41 0.00 5.29 0.40 0.07 65.83 01:58:01 AM all 11.21 0.00 2.14 0.68 0.05 85.93 01:58:01 AM 0 13.51 0.00 2.29 0.55 0.05 83.60 01:58:01 AM 1 8.91 0.00 1.99 0.80 0.05 88.25 01:59:01 AM all 6.21 0.00 0.37 0.05 0.05 93.31 01:59:01 AM 0 1.40 0.00 0.17 0.05 0.05 98.33 01:59:01 AM 1 11.10 0.00 0.58 0.05 0.05 88.22 02:00:01 AM all 26.01 0.00 3.64 0.15 0.08 70.12 02:00:01 AM 0 11.68 0.00 2.94 0.05 0.07 85.26 02:00:01 AM 1 40.40 0.00 4.34 0.25 0.10 54.90 Average: all 21.94 0.01 3.85 2.36 0.07 71.77 Average: 0 17.74 0.01 3.43 2.28 0.07 76.48 Average: 1 26.15 0.00 4.27 2.45 0.08 67.05