---> uname -a: Linux prd-centos8-docker-8c-8g-3723.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1020 28108 19 2758 30418 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:be:b3:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.156/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:febe:b381/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:87:91:34 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/26/2026 _x86_64_ (8 CPU) 05:45:38 LINUX RESTART (8 CPU) 05:46:01 AM tps rtps wtps bread/s bwrtn/s 05:47:01 AM 162.60 6.25 156.35 945.15 6776.21 05:48:01 AM 235.50 17.96 217.54 3894.44 14748.87 05:49:01 AM 93.20 2.22 90.99 554.75 11706.65 Average: 163.77 8.81 154.96 1798.11 11077.24 05:46:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:47:01 AM 29531204 31213824 3122168 9.56 2688 2006152 1449768 4.30 148996 2543924 162044 05:48:01 AM 28391480 30546796 4261892 13.05 2688 2465436 1937292 5.75 214580 3548896 133840 05:49:01 AM 28793316 31155720 3860056 11.82 2688 2669296 1471648 4.37 451788 2906432 25936 Average: 28905333 30972113 3748039 11.48 2688 2380295 1619569 4.81 271788 2999751 107273 05:46:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 AM eth0 176.01 127.56 1367.69 32.02 0.00 0.00 0.00 0.00 05:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 AM eth0 261.11 223.59 2992.28 40.28 0.00 0.00 0.00 0.00 05:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 AM eth0 193.47 137.05 2927.88 20.81 0.00 0.00 0.00 0.00 05:49:01 AM docker0 0.00 0.00 0.00 0.00 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 210.20 162.73 2429.28 31.03 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/26/2026 _x86_64_ (8 CPU) 05:45:38 LINUX RESTART (8 CPU) 05:46:01 AM CPU %user %nice %system %iowait %steal %idle 05:47:01 AM all 8.50 0.00 1.07 1.45 0.04 88.94 05:47:01 AM 0 2.34 0.00 0.65 0.05 0.05 96.91 05:47:01 AM 1 11.47 0.00 1.10 1.24 0.03 86.16 05:47:01 AM 2 12.88 0.00 1.14 3.71 0.05 82.23 05:47:01 AM 3 0.94 0.00 0.50 1.32 0.05 97.19 05:47:01 AM 4 8.28 0.00 1.10 1.85 0.03 88.73 05:47:01 AM 5 18.03 0.00 2.30 0.48 0.05 79.13 05:47:01 AM 6 6.87 0.00 0.92 2.45 0.03 89.72 05:47:01 AM 7 7.16 0.00 0.82 0.48 0.03 91.50 05:48:01 AM all 16.89 0.00 1.36 3.04 0.06 78.65 05:48:01 AM 0 14.61 0.00 1.09 2.44 0.07 81.80 05:48:01 AM 1 20.19 0.00 0.97 3.56 0.07 75.21 05:48:01 AM 2 19.17 0.00 2.04 5.89 0.07 72.83 05:48:01 AM 3 13.51 0.00 1.36 4.72 0.07 80.34 05:48:01 AM 4 12.96 0.00 1.61 3.13 0.05 82.25 05:48:01 AM 5 24.63 0.00 2.11 1.20 0.07 72.00 05:48:01 AM 6 11.85 0.00 0.89 1.29 0.03 85.94 05:48:01 AM 7 18.21 0.00 0.80 2.09 0.07 78.83 05:49:01 AM all 24.44 0.00 1.15 1.17 0.06 73.18 05:49:01 AM 0 27.12 0.00 1.05 2.22 0.07 69.53 05:49:01 AM 1 43.86 0.00 1.49 0.93 0.08 53.64 05:49:01 AM 2 28.20 0.00 1.82 1.67 0.08 68.23 05:49:01 AM 3 28.81 0.00 1.37 0.15 0.05 69.62 05:49:01 AM 4 19.70 0.00 0.97 0.28 0.05 79.00 05:49:01 AM 5 23.17 0.00 0.89 1.99 0.07 73.88 05:49:01 AM 6 10.35 0.00 0.77 1.72 0.05 87.11 05:49:01 AM 7 14.28 0.00 0.85 0.38 0.05 84.43 Average: all 16.61 0.00 1.19 1.89 0.05 80.26 Average: 0 14.68 0.00 0.93 1.57 0.06 82.76 Average: 1 25.18 0.00 1.19 1.91 0.06 71.67 Average: 2 20.09 0.00 1.67 3.75 0.07 74.43 Average: 3 14.43 0.00 1.08 2.06 0.06 82.38 Average: 4 13.65 0.00 1.22 1.75 0.04 83.33 Average: 5 21.94 0.00 1.77 1.22 0.06 75.01 Average: 6 9.69 0.00 0.86 1.82 0.04 87.59 Average: 7 13.22 0.00 0.82 0.99 0.05 84.92