---> uname -a: Linux prd-centos8-docker-4c-4g-3468.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): 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: 2799.974 BogoMIPS: 5599.94 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 795 12150 19 2817 14632 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:a6:56:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.122/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fea6:56de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:91:c6:10:73 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/03/2026 _x86_64_ (4 CPU) 13:22:28 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 166.79 15.14 151.66 3125.26 9413.24 01:25:01 PM 203.25 6.25 197.00 1080.09 16014.66 01:26:01 PM 33.09 0.52 32.58 17.20 924.95 Average: 134.39 7.30 127.08 1407.90 8784.42 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12990412 15001600 3151112 19.52 2688 2220764 1458176 8.48 182896 2583832 194144 01:25:01 PM 11515932 13806852 4625592 28.66 2688 2494408 2359272 13.72 254956 3952912 9356 01:26:01 PM 12417460 14948104 3724064 23.07 2688 2733000 1231840 7.17 350492 2960016 246336 Average: 12307935 14585519 3833589 23.75 2688 2482724 1683096 9.79 262781 3165587 149945 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 160.47 119.98 1899.57 26.86 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 11.88 11.88 3.44 3.44 0.00 0.00 0.00 0.00 01:25:01 PM eth0 315.28 224.23 3792.49 43.99 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 17.03 17.03 2.64 2.64 0.00 0.00 0.00 0.00 01:26:01 PM eth0 51.77 46.79 269.52 20.90 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 Average: lo 9.64 9.64 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 175.84 130.33 1987.17 30.58 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/03/2026 _x86_64_ (4 CPU) 13:22:28 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.30 0.00 2.47 0.99 0.19 73.04 01:24:01 PM 0 26.19 0.00 3.36 1.18 0.20 69.07 01:24:01 PM 1 21.93 0.00 2.84 1.20 0.22 73.82 01:24:01 PM 2 22.94 0.00 2.14 0.65 0.20 74.06 01:24:01 PM 3 22.15 0.00 1.54 0.94 0.15 75.23 01:25:01 PM all 53.95 0.00 2.12 1.09 0.11 42.73 01:25:01 PM 0 43.88 0.00 3.23 2.14 0.12 50.64 01:25:01 PM 1 55.11 0.00 2.07 0.80 0.12 41.90 01:25:01 PM 2 60.47 0.00 1.27 0.55 0.10 37.61 01:25:01 PM 3 56.35 0.00 1.89 0.87 0.12 40.77 01:26:01 PM all 13.54 0.00 1.16 0.11 0.06 85.13 01:26:01 PM 0 13.36 0.00 1.54 0.18 0.07 84.86 01:26:01 PM 1 13.39 0.00 0.95 0.10 0.07 85.49 01:26:01 PM 2 11.86 0.00 1.37 0.15 0.05 86.57 01:26:01 PM 3 15.54 0.00 0.77 0.02 0.05 83.62 Average: all 30.25 0.00 1.91 0.73 0.12 66.98 Average: 0 27.79 0.00 2.71 1.17 0.13 68.20 Average: 1 30.13 0.00 1.95 0.70 0.13 67.08 Average: 2 31.76 0.00 1.59 0.45 0.12 66.08 Average: 3 31.33 0.00 1.40 0.61 0.11 66.56