---> uname -a: Linux prd-centos8-docker-4c-4g-9197.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: 2799.998 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 751 12187 19 2824 14676 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:4e:87:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.55/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe4e:874a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:56:24:b4:86 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) 05/09/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 196.08 15.19 180.89 3149.62 10442.65 01:25:01 PM 178.79 6.24 172.54 1079.19 15921.40 01:26:01 PM 36.00 3.00 33.01 109.43 793.65 Average: 136.97 8.15 128.82 1446.00 9054.09 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12862376 14888652 3279148 20.31 2688 2234372 1331472 7.75 186728 2702628 198360 01:25:01 PM 11270336 13567696 4871188 30.18 2688 2500692 2726264 15.86 253988 4200444 2756 01:26:01 PM 12494432 15041960 3647092 22.59 2688 2748724 1137276 6.62 521720 2709684 263152 Average: 12209048 14499436 3932476 24.36 2688 2494596 1731671 10.07 320812 3204252 154756 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 162.65 128.59 1989.17 30.19 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 14.09 14.09 3.62 3.62 0.00 0.00 0.00 0.00 01:25:01 PM eth0 354.56 229.45 3736.11 53.43 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 15.38 15.38 2.49 2.49 0.00 0.00 0.00 0.00 01:26:01 PM eth0 79.22 82.56 278.55 937.30 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 9.82 9.82 2.04 2.04 0.00 0.00 0.00 0.00 Average: eth0 198.85 146.89 2001.66 340.24 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) 05/09/2026 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 26.67 0.00 2.60 1.05 0.09 69.59 01:24:01 PM 0 29.13 0.00 3.15 1.20 0.10 66.42 01:24:01 PM 1 25.24 0.00 2.58 1.46 0.10 70.62 01:24:01 PM 2 23.49 0.00 2.13 0.52 0.08 73.78 01:24:01 PM 3 28.80 0.00 2.54 1.02 0.08 67.55 01:25:01 PM all 51.10 0.00 1.97 0.99 0.11 45.82 01:25:01 PM 0 62.08 0.00 1.47 0.72 0.10 35.64 01:25:01 PM 1 31.98 0.00 2.95 1.92 0.12 63.04 01:25:01 PM 2 59.72 0.00 0.95 0.42 0.10 38.81 01:25:01 PM 3 50.57 0.00 2.52 0.92 0.13 45.86 01:26:01 PM all 17.20 0.00 1.44 0.14 0.07 81.15 01:26:01 PM 0 27.09 0.00 1.45 0.13 0.08 71.24 01:26:01 PM 1 12.21 0.00 1.40 0.28 0.08 86.02 01:26:01 PM 2 10.93 0.00 1.54 0.03 0.05 87.45 01:26:01 PM 3 18.57 0.00 1.37 0.12 0.07 79.88 Average: all 31.66 0.00 2.00 0.73 0.09 65.52 Average: 0 39.43 0.00 2.02 0.68 0.09 57.77 Average: 1 23.14 0.00 2.31 1.22 0.10 73.23 Average: 2 31.40 0.00 1.54 0.32 0.08 66.67 Average: 3 32.65 0.00 2.15 0.69 0.09 64.43