---> uname -a: Linux prd-centos8-docker-8c-8g-173.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1066 26516 19 4307 30358 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:0f:70:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe0f:70d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fb:40:b5:87 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:fbff:fe40:b587/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/27/2026 _x86_64_ (8 CPU) 02:28:27 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 135.60 14.48 121.13 3095.50 9084.09 02:31:01 AM 235.46 4.25 231.21 887.85 9188.89 02:32:01 AM 142.54 17.01 125.52 5718.63 37696.87 02:33:01 AM 82.09 1.12 80.97 158.08 25622.36 Average: 148.92 9.21 139.71 2465.08 20398.52 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29321220 31152820 3334492 10.21 2688 2151660 2075684 6.16 150792 2735888 127540 02:31:01 AM 27905060 30143472 4750652 14.55 2688 2550152 2630352 7.80 242560 4019540 291448 02:32:01 AM 26741596 30149128 5914116 18.11 2688 3702140 2330848 6.92 517464 4839176 199312 02:33:01 AM 27104292 31038580 5551420 17.00 2688 4224044 1564916 4.64 887068 4100912 9888 Average: 27768042 30621000 4887670 14.97 2688 3156999 2150450 6.38 449471 3923879 157047 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 159.98 109.70 1152.21 30.53 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 492.92 396.20 5960.98 50.80 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.88 11.88 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1425.02 409.58 7656.17 48.50 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.45 0.61 0.63 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 80.66 98.20 199.56 1244.34 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.97 2.97 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 539.65 253.41 3742.14 343.56 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.36 0.15 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/27/2026 _x86_64_ (8 CPU) 02:28:27 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 8.70 0.00 0.87 0.33 0.04 90.06 02:30:01 AM 0 4.35 0.00 0.37 0.07 0.05 95.16 02:30:01 AM 1 16.03 0.00 1.42 1.24 0.05 81.27 02:30:01 AM 2 11.68 0.00 1.13 0.37 0.05 86.77 02:30:01 AM 3 18.13 0.00 2.09 0.30 0.05 79.43 02:30:01 AM 4 6.08 0.00 0.47 0.12 0.03 93.30 02:30:01 AM 5 3.71 0.00 0.45 0.37 0.05 95.42 02:30:01 AM 6 5.13 0.00 0.53 0.08 0.03 94.22 02:30:01 AM 7 4.48 0.00 0.47 0.08 0.02 94.95 02:31:01 AM all 24.52 0.00 1.33 0.58 0.09 73.48 02:31:01 AM 0 23.17 0.00 1.52 0.74 0.07 74.51 02:31:01 AM 1 20.20 0.00 1.22 0.67 0.08 77.82 02:31:01 AM 2 27.50 0.00 0.99 0.17 0.08 71.26 02:31:01 AM 3 32.48 0.00 1.65 0.80 0.08 64.98 02:31:01 AM 4 18.05 0.00 1.29 0.68 0.13 79.85 02:31:01 AM 5 33.93 0.00 0.92 0.20 0.10 64.85 02:31:01 AM 6 17.83 0.00 1.49 0.35 0.08 80.25 02:31:01 AM 7 22.94 0.00 1.56 1.05 0.08 74.36 02:32:01 AM all 23.02 0.51 3.03 0.67 0.10 72.66 02:32:01 AM 0 24.26 0.03 3.20 0.08 0.12 72.30 02:32:01 AM 1 27.72 0.00 2.59 0.15 0.10 69.44 02:32:01 AM 2 11.79 0.07 3.45 1.17 0.08 83.44 02:32:01 AM 3 24.55 0.08 2.32 1.26 0.12 71.66 02:32:01 AM 4 30.81 0.94 3.38 0.22 0.08 64.56 02:32:01 AM 5 24.75 0.00 2.60 0.95 0.08 71.62 02:32:01 AM 6 21.30 2.95 3.64 1.40 0.10 70.61 02:32:01 AM 7 18.93 0.03 3.10 0.15 0.10 77.68 02:33:01 AM all 14.55 0.04 1.67 0.29 0.05 83.40 02:33:01 AM 0 14.19 0.00 1.85 0.25 0.08 83.63 02:33:01 AM 1 21.93 0.00 2.31 0.27 0.05 75.45 02:33:01 AM 2 21.15 0.00 1.82 0.08 0.07 76.88 02:33:01 AM 3 8.13 0.00 1.35 0.95 0.03 89.53 02:33:01 AM 4 19.64 0.00 1.76 0.07 0.07 78.47 02:33:01 AM 5 21.26 0.00 1.57 0.17 0.05 76.94 02:33:01 AM 6 3.16 0.30 1.41 0.50 0.03 94.60 02:33:01 AM 7 6.93 0.00 1.26 0.02 0.03 91.76 Average: all 17.68 0.14 1.72 0.47 0.07 79.92 Average: 0 16.47 0.01 1.73 0.28 0.08 81.42 Average: 1 21.46 0.00 1.88 0.58 0.07 76.00 Average: 2 18.04 0.02 1.84 0.44 0.07 79.58 Average: 3 20.82 0.02 1.85 0.83 0.07 76.41 Average: 4 18.62 0.23 1.72 0.27 0.08 79.07 Average: 5 20.91 0.00 1.38 0.42 0.07 77.22 Average: 6 11.83 0.81 1.76 0.58 0.06 84.95 Average: 7 13.31 0.01 1.59 0.33 0.06 84.71