---> uname -a: Linux prd-centos7-docker-2c-1g-1917.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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 art rep_good nopl extd_apicid eagerfpu 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 retpoline_amd ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt nrip_save umip spec_ctrl intel_stibp arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 17M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda1 40G 13G 28G 31% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 993 209 16 6618 6512 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:a3:f5:57 brd ff:ff:ff:ff:ff:ff inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fea3:f557/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:44:56:99:cb 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 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 01/21/2026 _x86_64_ (2 CPU) 06:26:06 PM LINUX RESTART 06:27:02 PM tps rtps wtps bread/s bwrtn/s 06:28:02 PM 387.85 9.16 378.69 2618.06 12046.11 06:29:01 PM 2105.47 9.01 2096.46 801.08 225613.70 06:30:01 PM 1223.65 79.13 1144.51 5819.28 69065.71 Average: 1238.90 32.70 1206.20 3095.17 102051.85 06:27:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:28:02 PM 5048844 2960072 36.96 2620 2240084 990816 10.94 690992 1933084 167332 06:29:01 PM 496312 7512604 93.80 2620 6243808 960660 10.61 944208 5697820 529256 06:30:01 PM 179224 7829692 97.76 2620 6288052 1064600 11.75 1168016 5616048 8268 Average: 1908127 6100789 76.17 2620 4923981 1005359 11.10 934405 4415651 234952 06:27:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:28:02 PM eth0 106.51 90.46 2637.51 16.83 0.00 0.00 0.00 06:28:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 PM eth0 1082.53 724.43 38665.58 53.92 0.00 0.00 0.00 06:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 PM eth0 319.97 235.15 10420.81 24.02 0.00 0.00 0.00 06:30:01 PM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 06:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 501.95 349.36 17202.24 31.55 0.00 0.00 0.00 Average: lo 0.18 0.18 0.04 0.04 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 01/21/2026 _x86_64_ (2 CPU) 06:26:06 PM LINUX RESTART 06:27:02 PM CPU %user %nice %system %iowait %steal %idle 06:28:02 PM all 37.28 0.00 6.77 1.86 0.10 53.99 06:28:02 PM 0 23.44 0.00 5.70 2.27 0.11 68.50 06:28:02 PM 1 51.56 0.00 7.84 1.45 0.09 39.06 06:29:01 PM all 47.71 0.00 19.89 7.16 0.10 25.14 06:29:01 PM 0 48.37 0.00 20.46 5.85 0.09 25.22 06:29:01 PM 1 47.03 0.00 19.31 8.48 0.09 25.08 06:30:01 PM all 40.27 0.00 8.19 5.11 0.10 46.34 06:30:01 PM 0 30.84 0.00 8.09 4.22 0.11 56.74 06:30:01 PM 1 49.85 0.00 8.28 6.01 0.11 35.75 Average: all 41.64 0.00 11.46 4.66 0.10 42.14 Average: 0 33.91 0.00 11.22 4.07 0.10 50.70 Average: 1 49.52 0.00 11.69 5.27 0.10 33.43