---> uname -a: Linux prd-centos8-docker-4c-4g-13395.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1020 10817 19 3922 14390 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:82:e0:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.99/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe82:e00b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:5e:f3:0d 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:dfff:fe5e:f30d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/28/2026 _x86_64_ (4 CPU) 17:14:57 LINUX RESTART (4 CPU) 05:16:01 PM tps rtps wtps bread/s bwrtn/s 05:17:01 PM 256.19 5.58 250.62 728.87 16803.00 05:18:01 PM 208.93 2.15 206.78 500.77 32257.81 05:19:01 PM 1055.34 95.19 960.15 1701.55 25940.03 05:20:01 PM 81.71 23.84 57.86 475.57 2710.75 Average: 400.55 31.69 368.86 851.71 19427.73 05:16:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 PM 12097360 14302164 4041960 25.04 2688 2407124 1993248 11.60 187756 3435944 189392 05:18:01 PM 10858892 14096544 5280428 32.72 2688 3353796 1854768 10.79 426076 4233236 263012 05:19:01 PM 9290680 12885156 6848640 42.43 2688 3582984 1976376 11.50 476772 5454460 28 05:20:01 PM 11060360 14716140 5078960 31.47 2688 3638232 1254564 7.30 697188 3476384 24180 Average: 10826823 14000001 5312497 32.92 2688 3245534 1769739 10.30 446948 4150006 119153 05:16:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 313.52 245.47 3982.28 42.68 0.00 0.00 0.00 0.00 05:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 PM lo 6.28 6.28 4.52 4.52 0.00 0.00 0.00 0.00 05:18:01 PM eth0 261.58 211.90 3777.09 1207.45 0.00 0.00 0.00 0.00 05:18:01 PM docker0 3.52 3.28 4.10 0.46 0.00 0.00 0.00 0.00 05:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 PM eth0 38.35 22.01 369.26 9.22 0.00 0.00 0.00 0.00 05:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 PM eth0 35.89 30.77 62.67 45.37 0.00 0.00 0.00 0.00 05:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.57 1.57 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 162.35 127.55 2048.08 326.12 0.00 0.00 0.00 0.00 Average: docker0 0.88 0.82 1.02 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/28/2026 _x86_64_ (4 CPU) 17:14:57 LINUX RESTART (4 CPU) 05:16:01 PM CPU %user %nice %system %iowait %steal %idle 05:17:01 PM all 32.27 0.00 2.61 2.69 0.13 62.30 05:17:01 PM 0 38.37 0.00 3.01 2.53 0.13 55.96 05:17:01 PM 1 35.94 0.00 3.20 2.35 0.13 58.37 05:17:01 PM 2 25.78 0.00 1.93 2.35 0.12 69.82 05:17:01 PM 3 28.98 0.00 2.28 3.55 0.12 65.07 05:18:01 PM all 41.65 0.09 6.53 2.12 0.14 49.47 05:18:01 PM 0 40.02 0.02 5.62 1.84 0.14 52.36 05:18:01 PM 1 45.62 0.24 8.52 3.52 0.16 41.95 05:18:01 PM 2 40.03 0.07 6.34 0.81 0.14 52.61 05:18:01 PM 3 41.01 0.03 5.67 2.32 0.14 50.84 05:19:01 PM all 30.90 0.00 6.49 9.49 0.16 52.97 05:19:01 PM 0 34.78 0.00 6.79 11.79 0.17 46.47 05:19:01 PM 1 26.79 0.00 8.26 10.66 0.17 54.13 05:19:01 PM 2 32.27 0.00 5.12 6.15 0.17 56.29 05:19:01 PM 3 29.76 0.00 5.78 9.36 0.14 54.97 05:20:01 PM all 34.11 0.00 2.53 0.41 0.12 62.84 05:20:01 PM 0 36.42 0.00 2.10 0.38 0.12 60.98 05:20:01 PM 1 36.63 0.00 2.69 0.23 0.12 60.33 05:20:01 PM 2 31.65 0.00 2.92 0.35 0.10 64.98 05:20:01 PM 3 31.74 0.00 2.39 0.65 0.13 65.08 Average: all 34.71 0.02 4.52 3.67 0.14 56.94 Average: 0 37.39 0.00 4.37 4.13 0.14 53.97 Average: 1 36.20 0.06 5.64 4.18 0.14 53.78 Average: 2 32.41 0.02 4.07 2.42 0.13 60.96 Average: 3 32.86 0.01 4.02 3.96 0.13 59.02