---> uname -a: Linux prd-centos8-docker-8c-8g-3239.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: 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): 0-7 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1085 26316 19 4486 30333 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:70:1b:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe70:1b8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:9f:2b:1c 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 inet6 fe80::42:afff:fe9f:2b1c/64 scope link 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) 06/28/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 188.45 14.70 173.76 3221.86 10783.59 07:33:01 AM 230.89 4.72 226.18 1125.68 20916.46 07:34:01 AM 295.00 16.56 278.44 5502.43 30599.38 Average: 238.12 11.99 226.13 3283.44 20766.47 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29072564 31073948 3580808 10.97 2688 2316544 1567188 4.65 186124 2927692 240404 07:33:01 AM 26846644 29537796 5806728 17.78 2688 2997028 3223428 9.56 274576 5018292 328064 07:34:01 AM 25599112 29598080 7054260 21.60 2688 4287128 2816780 8.36 675804 5799540 637296 Average: 27172773 30069941 5480599 16.78 2688 3200233 2535799 7.52 378835 4581841 401921 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 174.21 130.91 2141.23 40.99 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 1175.27 513.18 9567.67 57.59 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 12.76 12.76 1.35 1.35 0.00 0.00 0.00 0.00 07:34:01 AM eth0 593.54 209.25 4196.03 33.79 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.77 6.00 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.25 4.25 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 647.64 284.43 5301.40 44.12 0.00 0.00 0.00 0.00 Average: docker0 1.59 2.00 0.22 0.23 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) 06/28/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 13.03 0.00 1.31 0.49 0.06 85.11 07:32:01 AM 0 10.24 0.00 0.82 0.15 0.07 88.73 07:32:01 AM 1 5.75 0.00 0.75 0.35 0.08 93.06 07:32:01 AM 2 27.14 0.00 1.92 0.57 0.08 70.29 07:32:01 AM 3 18.17 0.00 2.10 0.33 0.07 79.32 07:32:01 AM 4 6.79 0.00 1.37 1.00 0.05 90.78 07:32:01 AM 5 16.25 0.00 1.65 0.97 0.07 81.06 07:32:01 AM 6 12.68 0.00 0.95 0.32 0.05 86.01 07:32:01 AM 7 7.23 0.00 0.87 0.20 0.03 91.67 07:33:01 AM all 31.41 0.00 1.58 0.70 0.08 66.23 07:33:01 AM 0 17.53 0.00 1.74 0.57 0.08 80.08 07:33:01 AM 1 41.38 0.00 1.73 0.28 0.10 56.51 07:33:01 AM 2 38.21 0.00 1.32 0.55 0.07 59.85 07:33:01 AM 3 33.09 0.00 1.12 0.25 0.07 65.47 07:33:01 AM 4 19.97 0.00 1.49 1.34 0.08 77.12 07:33:01 AM 5 36.24 0.00 1.84 0.49 0.08 61.35 07:33:01 AM 6 36.21 0.00 2.29 1.79 0.08 59.61 07:33:01 AM 7 28.69 0.00 1.14 0.29 0.07 69.81 07:34:01 AM all 23.00 0.25 3.13 0.97 0.09 72.56 07:34:01 AM 0 19.88 0.03 3.23 0.30 0.10 76.45 07:34:01 AM 1 20.41 0.05 3.59 0.74 0.08 75.12 07:34:01 AM 2 25.81 1.84 4.28 3.27 0.10 64.70 07:34:01 AM 3 20.70 0.03 3.09 0.66 0.08 75.44 07:34:01 AM 4 22.79 0.02 3.43 0.82 0.08 72.85 07:34:01 AM 5 27.93 0.02 2.57 0.84 0.07 68.57 07:34:01 AM 6 24.62 0.03 2.76 1.01 0.08 71.49 07:34:01 AM 7 21.85 0.02 2.11 0.08 0.08 75.86 Average: all 22.47 0.08 2.00 0.72 0.08 74.65 Average: 0 15.87 0.01 1.93 0.34 0.08 81.77 Average: 1 22.51 0.02 2.02 0.46 0.09 74.90 Average: 2 30.39 0.61 2.50 1.46 0.08 64.95 Average: 3 23.99 0.01 2.10 0.41 0.07 73.41 Average: 4 16.50 0.01 2.10 1.06 0.07 80.27 Average: 5 26.80 0.01 2.02 0.77 0.07 70.34 Average: 6 24.49 0.01 2.00 1.04 0.07 72.39 Average: 7 19.24 0.01 1.37 0.19 0.06 79.14