---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-519 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 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 xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.9G 9.3G 52% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 522 4240 0 3212 7154 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:6b:4b:69 brd ff:ff:ff:ff:ff:ff inet 10.32.6.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe6b:4b69/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:06:56:c4:92 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-519) 04/14/26 _x86_64_ (4 CPU) 12:05:49 LINUX RESTART (4 CPU) 12:06:01 tps rtps wtps bread/s bwrtn/s 12:07:03 154.88 69.16 85.72 5597.20 39655.73 12:08:01 59.59 0.22 59.37 24.00 8710.64 12:09:01 132.51 12.78 119.73 2260.29 53668.39 Average: 116.29 27.70 88.60 2656.57 34296.12 12:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:07:03 5896964 7403476 2270464 27.80 36200 1651520 1000496 10.86 591272 1511232 50736 12:08:01 5569032 7353508 2598396 31.81 57752 1891576 1034264 11.22 657592 1740416 128736 12:09:01 4413328 7389788 3754100 45.96 84756 3002724 993556 10.78 682404 2787768 25812 Average: 5293108 7382257 2874320 35.19 59569 2181940 1009439 10.95 643756 2013139 68428 12:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:07:03 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:07:03 ens3 391.44 232.06 1049.29 66.68 0.00 0.00 0.00 0.00 12:07:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 lo 0.55 0.55 0.04 0.04 0.00 0.00 0.00 0.00 12:08:01 ens3 73.81 62.68 730.66 6.89 0.00 0.00 0.00 0.00 12:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 lo 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 12:09:01 ens3 554.76 441.38 5932.36 38.80 0.00 0.00 0.00 0.00 12:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 343.00 247.42 2591.36 37.80 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-519) 04/14/26 _x86_64_ (4 CPU) 12:05:49 LINUX RESTART (4 CPU) 12:06:01 CPU %user %nice %system %iowait %steal %idle 12:07:03 all 17.42 0.00 2.57 4.70 1.35 73.96 12:07:03 0 10.40 0.00 1.23 2.93 1.07 84.37 12:07:03 1 22.81 0.00 3.87 4.37 1.38 67.56 12:07:03 2 14.92 0.00 2.80 3.92 1.62 76.74 12:07:03 3 21.56 0.00 2.42 7.59 1.33 67.11 12:08:01 all 20.09 0.00 1.16 1.77 0.89 76.10 12:08:01 0 6.91 0.00 0.55 2.93 0.67 88.95 12:08:01 1 27.13 0.00 2.10 0.67 0.90 69.20 12:08:01 2 43.37 0.00 1.74 3.45 1.83 49.61 12:08:01 3 3.02 0.00 0.24 0.02 0.12 96.60 12:09:01 all 19.72 0.00 5.88 2.55 1.73 70.12 12:09:01 0 11.56 0.00 5.39 2.73 1.68 78.64 12:09:01 1 18.72 0.00 6.30 2.19 1.55 71.23 12:09:01 2 32.52 0.00 7.26 4.62 2.18 53.41 12:09:01 3 16.10 0.00 4.57 0.64 1.53 77.17 Average: all 19.06 0.00 3.22 3.02 1.32 73.37 Average: 0 9.64 0.00 2.40 2.87 1.14 83.95 Average: 1 22.86 0.00 4.10 2.43 1.28 69.33 Average: 2 30.12 0.00 3.95 4.00 1.88 60.05 Average: 3 13.67 0.00 2.43 2.78 1.00 80.12