---> uname -a: Linux prd-centos8-docker-4c-4g-1553.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 746 12254 19 2761 14681 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:c3:e9:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.60/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fec3:e926/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:36:f3:ab 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) 03/04/2026 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 183.60 20.65 162.96 4088.92 10392.43 01:25:01 PM 211.40 5.85 205.55 1042.05 12678.64 01:26:01 PM 24.63 0.47 24.16 15.46 2508.60 Average: 139.88 8.99 130.89 1715.44 8526.79 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13028968 14965372 3112564 19.28 2688 2146652 1332568 7.75 152552 2580232 129920 01:25:01 PM 11754672 13987648 4386860 27.18 2688 2436420 2205912 12.83 243440 3728128 68880 01:26:01 PM 12161768 14402880 3979764 24.66 2688 2444156 1708884 9.94 252728 3314988 6920 Average: 12315136 14451967 3826396 23.71 2688 2342409 1749121 10.18 216240 3207783 68573 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 129.15 94.97 1384.55 21.86 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 3.88 3.88 0.41 0.41 0.00 0.00 0.00 0.00 01:25:01 PM eth0 347.98 250.85 4069.05 47.18 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 25.63 25.63 5.72 5.72 0.00 0.00 0.00 0.00 01:26:01 PM eth0 38.93 27.81 25.56 21.88 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 9.84 9.84 2.04 2.04 0.00 0.00 0.00 0.00 Average: eth0 172.03 124.55 1826.51 30.31 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) 03/04/2026 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 22.13 0.00 2.32 1.32 0.10 74.12 01:24:01 PM 0 24.99 0.00 2.69 1.44 0.12 70.77 01:24:01 PM 1 14.01 0.00 1.63 1.58 0.10 82.69 01:24:01 PM 2 30.73 0.00 2.92 0.84 0.10 65.42 01:24:01 PM 3 18.78 0.00 2.04 1.44 0.10 77.63 01:25:01 PM all 49.56 0.00 2.53 3.26 0.13 44.51 01:25:01 PM 0 40.01 0.00 2.75 6.68 0.13 50.42 01:25:01 PM 1 51.57 0.00 2.80 1.44 0.12 44.07 01:25:01 PM 2 55.79 0.00 2.35 2.56 0.15 39.15 01:25:01 PM 3 50.84 0.00 2.24 2.37 0.13 44.41 01:26:01 PM all 17.80 0.00 0.96 0.21 0.09 80.94 01:26:01 PM 0 16.76 0.00 1.02 0.33 0.10 81.79 01:26:01 PM 1 21.77 0.00 0.62 0.08 0.10 77.43 01:26:01 PM 2 15.54 0.00 1.55 0.25 0.07 82.58 01:26:01 PM 3 17.12 0.00 0.67 0.17 0.08 81.96 Average: all 29.82 0.00 1.94 1.60 0.11 66.54 Average: 0 27.23 0.00 2.15 2.81 0.12 67.70 Average: 1 29.12 0.00 1.68 1.03 0.11 68.07 Average: 2 34.00 0.00 2.27 1.22 0.11 62.40 Average: 3 28.92 0.00 1.65 1.33 0.11 68.00