---> uname -a: Linux prd-centos8-docker-4c-4g-3892.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: 2799.998 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): 0-3 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 1011 10823 20 3926 14399 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:e4:01:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.211/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fee4:1f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:71:c1:ce 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::42:90ff:fe71:c1ce/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) 09/21/2026 _x86_64_ (4 CPU) 12:26:16 LINUX RESTART (4 CPU) 12:27:01 PM tps rtps wtps bread/s bwrtn/s 12:28:01 PM 166.28 4.89 161.38 460.99 11349.15 12:29:01 PM 248.88 3.17 245.72 801.20 28496.45 12:30:01 PM 1069.41 95.03 974.38 1697.17 39113.70 12:31:01 PM 65.72 24.79 40.93 546.93 2386.26 Average: 387.50 31.96 355.54 876.45 20333.40 12:27:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:28:01 PM 12717904 14757228 3421412 21.20 2688 2246436 1525792 8.88 158148 2867372 261152 12:29:01 PM 11260140 14133796 4879176 30.23 2688 3058788 2143980 12.47 352516 4036288 284064 12:30:01 PM 9717344 13313956 6421972 39.79 2688 3586788 1946068 11.32 402856 5105808 6768 12:31:01 PM 11081604 14743324 5057712 31.34 2688 3645108 1205172 7.01 622972 3529704 24168 Average: 11194248 14237076 4945068 30.64 2688 3134280 1705253 9.92 384123 3884793 144038 12:27:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:28:01 PM eth0 180.66 133.36 2250.52 22.99 0.00 0.00 0.00 0.00 12:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 PM lo 6.31 6.31 4.63 4.63 0.00 0.00 0.00 0.00 12:29:01 PM eth0 472.06 323.09 5517.55 46.46 0.00 0.00 0.00 0.00 12:29:01 PM docker0 3.33 3.18 4.09 0.45 0.00 0.00 0.00 0.00 12:29:01 PM vethaf11f06 0.13 0.42 0.01 0.03 0.00 0.00 0.00 0.00 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 106.00 78.46 1061.52 13.67 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM eth0 23.79 17.84 54.01 7.37 0.00 0.00 0.00 0.00 12:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.58 1.58 1.16 1.16 0.00 0.00 0.00 0.00 Average: eth0 195.62 138.18 2220.82 22.62 0.00 0.00 0.00 0.00 Average: docker0 0.83 0.80 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) 09/21/2026 _x86_64_ (4 CPU) 12:26:16 LINUX RESTART (4 CPU) 12:27:01 PM CPU %user %nice %system %iowait %steal %idle 12:28:01 PM all 24.02 0.00 2.17 1.07 0.02 72.72 12:28:01 PM 0 37.61 0.00 2.87 0.42 0.02 59.09 12:28:01 PM 1 31.72 0.00 2.94 2.12 0.03 63.18 12:28:01 PM 2 10.63 0.00 1.12 0.72 0.02 87.51 12:28:01 PM 3 16.04 0.00 1.75 1.04 0.00 81.17 12:29:01 PM all 48.95 0.09 4.35 1.30 0.02 45.29 12:29:01 PM 0 51.18 0.07 4.25 1.49 0.02 42.99 12:29:01 PM 1 43.92 0.07 3.95 1.38 0.02 50.67 12:29:01 PM 2 50.69 0.07 5.06 1.24 0.02 42.92 12:29:01 PM 3 50.01 0.15 4.15 1.08 0.03 44.58 12:30:01 PM all 31.64 0.00 8.70 6.42 0.02 53.22 12:30:01 PM 0 19.35 0.00 8.03 5.06 0.02 67.54 12:30:01 PM 1 44.64 0.00 7.84 4.12 0.02 43.38 12:30:01 PM 2 35.84 0.00 10.10 7.00 0.03 47.03 12:30:01 PM 3 26.70 0.00 8.83 9.50 0.02 54.96 12:31:01 PM all 34.75 0.00 2.39 0.44 0.03 62.40 12:31:01 PM 0 31.94 0.00 2.84 0.48 0.02 64.72 12:31:01 PM 1 49.75 0.00 2.76 0.67 0.03 46.79 12:31:01 PM 2 17.42 0.00 1.55 0.20 0.02 80.81 12:31:01 PM 3 39.87 0.00 2.39 0.40 0.03 57.30 Average: all 34.83 0.02 4.39 2.30 0.02 58.44 Average: 0 35.05 0.02 4.48 1.85 0.02 58.58 Average: 1 42.50 0.02 4.36 2.07 0.03 51.03 Average: 2 28.60 0.02 4.44 2.28 0.02 64.65 Average: 3 33.15 0.04 4.27 2.99 0.02 59.54