---> uname -a: Linux prd-centos8-docker-4c-4g-707.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 823 12184 19 2755 14604 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:16:c2:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fe16:c282/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b7:85:79:f0 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) 03/09/2026 _x86_64_ (4 CPU) 13:22:19 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 288.09 15.68 272.41 3109.50 13993.02 01:25:01 PM 68.93 5.26 63.66 1061.51 9172.86 01:26:01 PM 48.45 2.55 45.90 139.02 8851.00 Average: 135.15 7.83 127.32 1436.68 10672.29 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12557488 14739100 3584044 22.20 2688 2386140 1394708 8.11 190444 2986728 244904 01:25:01 PM 11365136 13593656 4776396 29.59 2688 2431836 2487452 14.47 249224 4110832 1640 01:26:01 PM 12527436 15005812 3614096 22.39 2688 2679088 1188000 6.91 519520 2680612 23232 Average: 12150020 14446189 3991512 24.73 2688 2499021 1690053 9.83 319729 3259391 89925 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 415.91 308.51 5053.89 51.33 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 23.96 23.96 4.92 4.92 0.00 0.00 0.00 0.00 01:25:01 PM eth0 103.43 44.35 178.43 42.57 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 5.33 5.33 1.18 1.18 0.00 0.00 0.00 0.00 01:26:01 PM eth0 64.76 73.01 275.42 931.56 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 9.76 9.76 2.04 2.04 0.00 0.00 0.00 0.00 Average: eth0 194.70 141.96 1835.91 341.82 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) 03/09/2026 _x86_64_ (4 CPU) 13:22:19 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 28.88 0.00 2.88 1.47 0.09 66.68 01:24:01 PM 0 31.20 0.00 2.81 1.52 0.10 64.37 01:24:01 PM 1 40.12 0.00 3.71 1.57 0.08 54.51 01:24:01 PM 2 22.25 0.00 2.90 1.66 0.08 73.11 01:24:01 PM 3 21.92 0.00 2.08 1.14 0.10 74.76 01:25:01 PM all 46.11 0.00 1.29 0.36 0.09 52.14 01:25:01 PM 0 51.02 0.00 0.95 0.08 0.08 47.86 01:25:01 PM 1 48.73 0.00 0.98 0.13 0.10 50.05 01:25:01 PM 2 53.16 0.00 1.34 0.27 0.10 45.14 01:25:01 PM 3 31.53 0.00 1.89 0.97 0.08 65.53 01:26:01 PM all 19.10 0.00 1.51 0.32 0.09 78.97 01:26:01 PM 0 10.45 0.00 1.30 0.65 0.08 87.51 01:26:01 PM 1 26.28 0.00 1.22 0.05 0.10 72.35 01:26:01 PM 2 11.16 0.00 1.74 0.49 0.08 86.54 01:26:01 PM 3 28.52 0.00 1.80 0.10 0.10 69.48 Average: all 31.37 0.00 1.89 0.72 0.09 65.93 Average: 0 30.88 0.00 1.69 0.75 0.09 66.59 Average: 1 38.38 0.00 1.97 0.58 0.09 58.97 Average: 2 28.87 0.00 1.99 0.80 0.09 68.25 Average: 3 27.33 0.00 1.92 0.74 0.09 69.92