---> uname -a: Linux prd-centos8-docker-4c-4g-15540.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 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): 0-3 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1009 10829 20 3921 14401 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:1a:ea:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.214/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fe1a:ea84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:21:e3:b8 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:d6ff:fe21:e3b8/64 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) 08/26/2026 _x86_64_ (4 CPU) 22:55:35 LINUX RESTART (4 CPU) 10:56:01 PM tps rtps wtps bread/s bwrtn/s 10:57:01 PM 255.36 20.41 234.96 5555.61 9329.67 10:58:01 PM 217.19 6.05 211.15 808.40 15195.52 10:59:01 PM 133.48 1.92 131.56 491.25 24126.56 11:00:01 PM 752.58 95.03 657.55 1697.17 33882.89 Average: 339.66 30.85 308.81 2138.18 20633.52 10:56:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:57:01 PM 13218036 15044356 2921280 18.10 2688 2041460 1140916 6.64 147956 2412752 197628 10:58:01 PM 11493496 13698904 4645820 28.79 2688 2408500 2457572 14.30 206532 4017824 148320 10:59:01 PM 11233616 14188128 4905700 30.40 2688 3124440 1853356 10.78 353580 4038960 192848 11:00:01 PM 9754792 13347384 6384524 39.56 2688 3583200 1918392 11.16 402980 5089272 8 Average: 11424985 14069693 4714331 29.21 2688 2789400 1842559 10.72 277762 3889702 134701 10:56:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:57:01 PM eth0 282.26 183.02 2079.10 71.99 0.00 0.00 0.00 0.00 10:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:58:01 PM eth0 340.92 275.49 3564.10 47.02 0.00 0.00 0.00 0.00 10:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:59:01 PM lo 6.07 6.07 4.51 4.51 0.00 0.00 0.00 0.00 10:59:01 PM eth0 261.42 198.17 3273.19 28.35 0.00 0.00 0.00 0.00 10:59:01 PM docker0 3.23 2.98 4.10 0.44 0.00 0.00 0.00 0.00 11:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 PM eth0 109.15 67.34 908.18 11.59 0.00 0.00 0.00 0.00 11:00:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.52 1.52 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 248.44 181.01 2456.11 39.74 0.00 0.00 0.00 0.00 Average: docker0 0.81 0.75 1.02 0.11 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) 08/26/2026 _x86_64_ (4 CPU) 22:55:35 LINUX RESTART (4 CPU) 10:56:01 PM CPU %user %nice %system %iowait %steal %idle 10:57:01 PM all 25.89 0.00 3.03 1.58 0.02 69.47 10:57:01 PM 0 22.93 0.00 3.91 4.35 0.02 68.79 10:57:01 PM 1 27.81 0.00 2.63 0.77 0.02 68.78 10:57:01 PM 2 35.28 0.00 3.73 0.90 0.02 60.07 10:57:01 PM 3 17.56 0.00 1.86 0.32 0.02 80.25 10:58:01 PM all 33.59 0.00 2.48 1.68 0.03 62.22 10:58:01 PM 0 30.78 0.00 2.64 2.52 0.03 64.02 10:58:01 PM 1 35.83 0.00 1.99 1.56 0.02 60.60 10:58:01 PM 2 38.15 0.00 3.11 1.37 0.03 57.34 10:58:01 PM 3 29.59 0.00 2.19 1.29 0.02 66.92 10:59:01 PM all 27.67 0.10 3.88 0.87 0.01 67.47 10:59:01 PM 0 26.59 0.05 3.78 0.59 0.00 68.99 10:59:01 PM 1 24.63 0.13 3.87 0.89 0.02 70.46 10:59:01 PM 2 27.10 0.15 3.13 0.57 0.02 69.03 10:59:01 PM 3 32.36 0.07 4.74 1.41 0.02 61.41 11:00:01 PM all 31.54 0.00 7.97 5.15 0.04 55.29 11:00:01 PM 0 32.09 0.00 7.84 5.42 0.05 54.61 11:00:01 PM 1 22.62 0.00 7.90 3.75 0.03 65.70 11:00:01 PM 2 40.85 0.00 8.86 7.17 0.03 43.08 11:00:01 PM 3 30.60 0.00 7.29 4.25 0.05 57.81 Average: all 29.67 0.03 4.33 2.31 0.02 63.63 Average: 0 28.09 0.01 4.53 3.21 0.03 64.13 Average: 1 27.74 0.03 4.09 1.74 0.02 66.38 Average: 2 35.34 0.04 4.70 2.49 0.03 57.40 Average: 3 27.51 0.02 4.01 1.81 0.03 66.62