---> uname -a: Linux prd-centos8-docker-4c-4g-17928.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 nrip_save 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 772 12082 19 2906 14651 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:6f:85:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.100/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fe6f:85fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:39:8d:35 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) 06/19/2026 _x86_64_ (4 CPU) 13:23:32 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 126.26 21.44 104.82 5580.54 12342.85 01:26:01 PM 144.57 14.88 129.69 3219.73 9432.97 01:27:01 PM 199.80 4.57 195.23 983.94 16193.79 01:28:01 PM 21.98 1.67 20.31 71.32 1584.24 01:29:01 PM 54.87 3.15 51.72 140.11 9474.14 Average: 109.50 9.14 100.36 1999.25 9805.88 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 13513164 15103852 2626148 16.27 2688 1816984 1177488 6.85 138408 2170952 29760 01:26:01 PM 12764508 14850708 3374804 20.91 2688 2293640 1349172 7.85 159476 2823696 217108 01:27:01 PM 11625132 14000936 4514180 27.97 2688 2576880 2206524 12.84 242852 3846676 32136 01:28:01 PM 11357568 13737576 4781744 29.63 2688 2580800 2368328 13.78 255856 4099476 32 01:29:01 PM 12414324 15045224 3724988 23.08 2688 2829232 1106564 6.44 539900 2761492 8396 Average: 12334939 14547659 3804373 23.57 2688 2419507 1641615 9.55 267298 3140458 57486 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 364.43 207.90 1157.34 67.59 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 157.21 112.55 1546.70 22.63 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:27:01 PM eth0 320.08 245.88 4012.40 44.97 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 25.63 25.63 5.13 5.13 0.00 0.00 0.00 0.00 01:28:01 PM eth0 30.68 19.31 12.94 19.36 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM lo 3.05 3.05 0.92 0.92 0.00 0.00 0.00 0.00 01:29:01 PM eth0 73.37 79.85 284.38 937.40 0.00 0.00 0.00 0.00 01:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 5.77 5.77 1.21 1.21 0.00 0.00 0.00 0.00 Average: eth0 189.16 133.10 1402.83 218.37 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) 06/19/2026 _x86_64_ (4 CPU) 13:23:32 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 14.89 0.00 2.21 9.09 0.08 73.73 01:25:01 PM 0 10.12 0.00 2.60 5.11 0.10 82.08 01:25:01 PM 1 17.48 0.00 1.77 7.32 0.08 73.35 01:25:01 PM 2 13.72 0.00 2.59 14.44 0.07 69.17 01:25:01 PM 3 18.25 0.00 1.87 9.48 0.08 70.31 01:26:01 PM all 19.61 0.00 2.15 2.70 0.10 75.44 01:26:01 PM 0 15.71 0.00 1.30 0.50 0.08 82.40 01:26:01 PM 1 24.61 0.00 3.11 3.71 0.10 68.47 01:26:01 PM 2 12.27 0.00 1.96 2.90 0.10 82.77 01:26:01 PM 3 25.84 0.00 2.21 3.71 0.12 68.13 01:27:01 PM all 43.29 0.00 2.20 4.90 0.14 49.47 01:27:01 PM 0 41.85 0.00 2.98 5.18 0.17 49.82 01:27:01 PM 1 40.09 0.00 1.90 5.33 0.12 52.56 01:27:01 PM 2 45.93 0.00 1.86 5.01 0.13 47.07 01:27:01 PM 3 45.29 0.00 2.05 4.08 0.13 48.44 01:28:01 PM all 19.68 0.00 0.63 0.94 0.07 78.68 01:28:01 PM 0 15.37 0.00 1.09 3.44 0.07 80.04 01:28:01 PM 1 12.37 0.00 0.62 0.23 0.07 86.71 01:28:01 PM 2 26.05 0.00 0.50 0.00 0.07 73.38 01:28:01 PM 3 24.92 0.00 0.32 0.08 0.07 74.61 01:29:01 PM all 23.51 0.00 2.03 1.52 0.10 72.84 01:29:01 PM 0 16.76 0.00 1.54 0.33 0.10 81.26 01:29:01 PM 1 16.83 0.00 1.99 1.96 0.08 79.14 01:29:01 PM 2 38.39 0.00 2.01 2.69 0.12 56.80 01:29:01 PM 3 22.03 0.00 2.59 1.09 0.10 74.19 Average: all 24.19 0.00 1.84 3.83 0.10 70.04 Average: 0 19.95 0.00 1.90 2.91 0.10 75.13 Average: 1 22.27 0.00 1.88 3.71 0.09 72.05 Average: 2 27.28 0.00 1.78 5.01 0.10 65.83 Average: 3 27.24 0.00 1.81 3.69 0.10 67.16