---> uname -a: Linux prd-centos8-docker-4c-4g-15868.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 769 12235 19 2758 14660 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:c4:d1:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fec4:d109/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7b:20:43:3d 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) 11/27/2025 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:03 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 201.57 15.32 186.25 3197.11 11240.14 01:25:01 PM 139.86 7.53 132.33 947.04 12157.36 01:26:01 PM 24.84 1.65 23.19 101.30 507.68 Average: 121.21 8.09 113.12 1395.36 7931.78 01:23:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12978544 14928764 3162988 19.60 2688 2157904 1246652 7.25 155464 2616516 104992 01:25:01 PM 11562348 13762704 4579184 28.37 2688 2404412 2468292 14.36 215072 3952144 52 01:26:01 PM 12487452 14955256 3654080 22.64 2688 2670480 1172152 6.82 349564 2895784 270472 Average: 12342781 14548908 3798751 23.53 2688 2410932 1629032 9.48 240033 3154815 125172 01:23:03 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 119.02 94.80 1258.33 25.49 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 12.56 12.56 1.59 1.59 0.00 0.00 0.00 0.00 01:25:01 PM eth0 390.92 252.82 3564.66 76.38 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 23.59 23.59 5.22 5.22 0.00 0.00 0.00 0.00 01:26:01 PM eth0 113.16 77.62 247.97 77.66 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 12.19 12.19 2.30 2.30 0.00 0.00 0.00 0.00 Average: eth0 208.68 142.26 1695.02 60.22 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) 11/27/2025 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:03 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 21.56 0.00 1.90 1.21 0.09 75.24 01:24:01 PM 0 36.15 0.00 2.88 1.45 0.10 59.41 01:24:01 PM 1 15.49 0.00 1.38 1.33 0.09 81.71 01:24:01 PM 2 20.02 0.00 2.06 0.93 0.09 76.90 01:24:01 PM 3 14.55 0.00 1.30 1.11 0.09 82.96 01:25:01 PM all 33.05 0.00 1.75 1.60 0.13 63.47 01:25:01 PM 0 33.93 0.00 2.11 1.17 0.12 62.67 01:25:01 PM 1 29.15 0.00 1.89 3.35 0.10 65.52 01:25:01 PM 2 31.17 0.00 1.82 1.32 0.18 65.50 01:25:01 PM 3 37.97 0.00 1.19 0.55 0.10 60.20 01:26:01 PM all 31.70 0.00 2.27 0.10 0.08 65.85 01:26:01 PM 0 34.80 0.00 2.86 0.15 0.10 62.09 01:26:01 PM 1 27.07 0.00 1.40 0.02 0.07 71.45 01:26:01 PM 2 34.35 0.00 2.09 0.23 0.07 63.27 01:26:01 PM 3 30.58 0.00 2.74 0.00 0.08 66.59 Average: all 28.85 0.00 1.98 0.96 0.10 68.11 Average: 0 34.95 0.00 2.62 0.92 0.11 61.41 Average: 1 23.99 0.00 1.56 1.57 0.08 72.80 Average: 2 28.61 0.00 1.99 0.83 0.11 68.46 Average: 3 27.85 0.00 1.75 0.55 0.09 69.76