---> uname -a: Linux prd-centos8-docker-4c-4g-2070.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 759 12236 19 2766 14668 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:d1:28:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.13/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fed1:28e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:d0:43:b8 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) 12/29/2025 _x86_64_ (4 CPU) 13:22:27 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 196.07 15.16 180.90 3256.25 10519.69 01:25:02 PM 173.83 6.21 167.61 1055.91 13411.63 01:26:01 PM 36.08 1.24 34.84 53.14 905.59 Average: 135.55 7.53 128.01 1452.94 8308.21 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12896076 14866428 3245456 20.11 2688 2177796 1313028 7.64 182772 2671372 123668 01:25:02 PM 11415748 13656888 4725784 29.28 2688 2443840 2476496 14.41 250184 4058860 2572 01:26:01 PM 12544940 15032032 3596592 22.28 2688 2687464 1104832 6.43 517040 2663504 262088 Average: 12285588 14518449 3855944 23.89 2688 2436367 1631452 9.49 316665 3131245 129443 01:23:02 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 143.15 114.72 1582.87 27.93 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 01:25:02 PM lo 13.90 13.90 3.61 3.61 0.00 0.00 0.00 0.00 01:25:02 PM eth0 404.83 255.45 3745.92 56.09 0.00 0.00 0.00 0.00 01:25:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 15.51 15.51 2.54 2.54 0.00 0.00 0.00 0.00 01:26:01 PM eth0 66.06 53.72 279.97 29.24 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 2.06 2.06 0.00 0.00 0.00 0.00 Average: eth0 205.81 141.94 1880.21 37.86 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) 12/29/2025 _x86_64_ (4 CPU) 13:22:27 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 26.36 0.00 2.25 1.21 0.08 70.11 01:24:01 PM 0 37.91 0.00 3.28 1.43 0.08 57.30 01:24:01 PM 1 23.44 0.00 2.00 1.07 0.08 73.40 01:24:01 PM 2 18.45 0.00 1.91 1.50 0.09 78.06 01:24:01 PM 3 25.60 0.00 1.80 0.83 0.07 71.70 01:25:02 PM all 50.90 0.00 1.89 1.01 0.09 46.11 01:25:02 PM 0 56.82 0.00 2.08 0.57 0.08 40.45 01:25:02 PM 1 53.32 0.00 1.69 0.85 0.10 44.04 01:25:02 PM 2 55.61 0.00 1.62 0.85 0.07 41.85 01:25:02 PM 3 37.79 0.00 2.16 1.79 0.10 58.16 01:26:01 PM all 17.14 0.00 1.33 0.14 0.07 81.32 01:26:01 PM 0 20.40 0.00 0.83 0.14 0.07 78.56 01:26:01 PM 1 20.01 0.00 1.68 0.05 0.07 78.19 01:26:01 PM 2 12.16 0.00 1.36 0.22 0.09 86.18 01:26:01 PM 3 15.99 0.00 1.44 0.14 0.05 82.38 Average: all 31.58 0.00 1.82 0.79 0.08 65.73 Average: 0 38.49 0.00 2.06 0.71 0.08 58.66 Average: 1 32.37 0.00 1.79 0.66 0.08 65.10 Average: 2 28.92 0.00 1.63 0.86 0.08 68.52 Average: 3 26.52 0.00 1.80 0.92 0.07 70.68