---> uname -a: Linux prd-centos8-docker-4c-4g-98.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 1483 11067 19 3211 13932 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:36:8a:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.92/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85935sec preferred_lft 85935sec inet6 fe80::f816:3eff:fe36:8a6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9d:61:f1:de 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 inet6 fe80::42:9dff:fe61:f1de/64 scope link 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) 03/07/2026 _x86_64_ (4 CPU) 00:32:20 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 162.37 14.55 147.83 3048.16 9852.14 12:35:01 AM 195.02 7.33 187.69 1029.75 14074.41 12:36:01 AM 29.81 0.00 29.81 0.00 7716.79 12:37:02 AM 3.77 0.00 3.77 0.00 332.89 12:38:01 AM 87.24 3.39 83.85 568.76 15574.35 12:39:01 AM 35.58 2.68 32.89 92.52 4582.22 12:40:01 AM 26.09 0.45 25.64 63.85 1594.79 Average: 77.10 4.06 73.05 686.41 7656.87 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12857176 14948740 3284356 20.35 2688 2300084 1266680 7.37 182304 2717340 273180 12:35:01 AM 11327480 13768784 4814052 29.82 2688 2642612 2216560 12.89 256340 4138980 221020 12:36:01 AM 9589644 12037436 6551888 40.59 2688 2648704 3817868 22.21 273160 5852592 3316 12:37:02 AM 9660372 12113788 6481160 40.15 2688 2654064 3681704 21.42 273392 5780244 1624 12:38:01 AM 6767096 9774692 9374436 58.08 2688 3197188 12685324 73.79 392728 8473856 96200 12:39:01 AM 11695840 14621888 4445692 27.54 2688 3116044 1452708 8.45 445852 3543172 20436 12:40:01 AM 11336044 14268800 4805488 29.77 2688 3121540 1787016 10.40 668440 3677264 23052 Average: 10461950 13076304 5679582 35.19 2688 2811462 3843980 22.36 356031 4883350 91261 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 190.68 128.56 3698.37 23.97 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 372.01 286.16 4751.20 37.72 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 84.29 63.95 32.40 46.74 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:02 AM eth0 282.95 190.25 86.86 85.29 0.00 0.00 0.00 0.00 12:37:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 14.42 14.42 27.38 27.38 0.00 0.00 0.00 0.00 12:38:01 AM eth0 203.29 110.84 2878.43 11.04 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth0f1e270 0.12 0.37 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-62ff58a1ffa6 5.22 5.27 26.00 0.91 0.00 0.00 0.00 0.00 12:38:01 AM vethe09fd70 5.56 5.24 26.08 0.88 0.00 0.00 0.00 0.00 12:38:01 AM veth9b01cf4 10.20 10.86 26.94 26.99 0.00 0.00 0.00 0.00 12:39:01 AM lo 2.63 2.63 0.16 0.16 0.00 0.00 0.00 0.00 12:39:01 AM eth0 233.51 147.56 620.37 59.54 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 73.31 34.71 32.03 161.17 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.41 2.41 3.88 3.88 0.00 0.00 0.00 0.00 Average: eth0 205.73 137.50 1725.87 60.90 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 03/07/2026 _x86_64_ (4 CPU) 00:32:20 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 22.36 0.00 2.18 1.08 0.10 74.28 12:34:01 AM 0 17.26 0.00 2.28 1.42 0.12 78.92 12:34:01 AM 1 14.46 0.00 1.47 0.69 0.10 83.28 12:34:01 AM 2 32.67 0.00 2.66 0.99 0.08 63.60 12:34:01 AM 3 25.08 0.00 2.31 1.22 0.10 71.29 12:35:01 AM all 56.00 0.00 2.41 1.34 0.12 40.13 12:35:01 AM 0 52.35 0.00 2.71 1.22 0.12 43.59 12:35:01 AM 1 64.82 0.00 1.40 1.24 0.12 32.42 12:35:01 AM 2 61.32 0.00 2.98 1.84 0.13 33.72 12:35:01 AM 3 45.51 0.00 2.53 1.05 0.12 50.79 12:36:01 AM all 47.80 0.00 1.59 0.33 0.10 50.17 12:36:01 AM 0 45.58 0.00 1.19 0.25 0.10 52.88 12:36:01 AM 1 50.59 0.00 1.57 0.18 0.10 47.56 12:36:01 AM 2 52.15 0.00 1.52 0.00 0.10 46.23 12:36:01 AM 3 42.89 0.00 2.09 0.90 0.12 54.00 12:37:02 AM all 18.67 0.00 1.31 0.02 0.08 79.91 12:37:02 AM 0 14.89 0.00 0.95 0.03 0.08 84.04 12:37:02 AM 1 28.51 0.00 1.22 0.02 0.10 70.16 12:37:02 AM 2 20.49 0.00 1.62 0.03 0.08 77.77 12:37:02 AM 3 10.80 0.00 1.44 0.00 0.07 87.69 12:38:01 AM all 38.63 0.00 3.48 2.53 0.13 55.24 12:38:01 AM 0 33.44 0.00 2.63 1.88 0.14 61.91 12:38:01 AM 1 44.20 0.00 4.32 3.25 0.12 48.11 12:38:01 AM 2 33.18 0.00 3.64 2.91 0.14 60.13 12:38:01 AM 3 43.71 0.00 3.32 2.07 0.12 50.77 12:39:01 AM all 28.45 0.00 1.64 0.44 0.09 69.38 12:39:01 AM 0 21.51 0.00 1.57 0.10 0.10 76.72 12:39:01 AM 1 31.00 0.00 1.44 0.89 0.10 66.57 12:39:01 AM 2 27.39 0.00 2.49 0.67 0.08 69.37 12:39:01 AM 3 33.89 0.00 1.05 0.10 0.08 64.87 12:40:01 AM all 23.51 0.00 1.28 0.13 0.08 74.99 12:40:01 AM 0 16.23 0.00 1.24 0.13 0.08 82.32 12:40:01 AM 1 15.42 0.00 1.07 0.02 0.07 83.43 12:40:01 AM 2 34.03 0.00 1.37 0.32 0.10 64.18 12:40:01 AM 3 28.38 0.00 1.45 0.05 0.08 70.04 Average: all 33.61 0.00 1.98 0.83 0.10 63.48 Average: 0 28.72 0.00 1.79 0.72 0.11 68.66 Average: 1 35.53 0.00 1.78 0.89 0.10 61.70 Average: 2 37.33 0.00 2.32 0.96 0.10 59.29 Average: 3 32.86 0.00 2.02 0.77 0.10 64.25