---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1028 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 9.6G 9.7G 50% / 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 505 4632 0 2838 7178 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:b0:0d:d3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:feb0:dd3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:44:6f:be:7c 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-1028) 10/24/26 _x86_64_ (4 CPU) 13:00:42 LINUX RESTART (4 CPU) 13:01:01 tps rtps wtps bread/s bwrtn/s 13:02:02 165.86 61.46 104.40 5013.80 42496.52 13:03:01 105.74 40.98 64.77 2394.03 13110.05 13:04:01 25.96 0.52 25.44 19.86 7587.60 13:05:01 45.21 11.26 33.94 856.26 15186.80 Average: 85.61 28.50 57.11 2069.67 19622.83 13:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:02:02 5628612 7350592 2538816 31.08 51428 1839792 1025148 11.12 681176 1667104 214252 13:03:01 5057608 7183948 3109820 38.08 66536 2214236 1151976 12.50 854664 2032736 204960 13:04:01 4834908 7123608 3332520 40.80 71184 2366324 1167956 12.67 925156 2174976 150192 13:05:01 4766984 7371996 3400444 41.63 76396 2671968 964144 10.46 834928 2322832 28884 Average: 5072028 7257536 3095400 37.90 66386 2273080 1077306 11.69 823981 2049412 149572 13:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:02:02 ens3 395.38 263.03 1766.53 73.37 0.00 0.00 0.00 0.00 13:02:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 13:02:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:03:01 ens3 177.11 167.09 2903.93 25.05 0.00 0.00 0.00 0.00 13:03:01 lo 1.69 1.69 0.16 0.16 0.00 0.00 0.00 0.00 13:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:04:01 ens3 146.97 153.90 2435.17 25.55 0.00 0.00 0.00 0.00 13:04:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:05:01 ens3 74.05 71.84 867.19 17.85 0.00 0.00 0.00 0.00 13:05:01 lo 1.82 1.82 0.59 0.59 0.00 0.00 0.00 0.00 13:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 198.47 163.95 1989.40 35.50 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.22 0.22 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1028) 10/24/26 _x86_64_ (4 CPU) 13:00:42 LINUX RESTART (4 CPU) 13:01:01 CPU %user %nice %system %iowait %steal %idle 13:02:02 all 19.18 0.00 2.66 5.18 0.06 72.93 13:02:02 0 13.85 0.00 1.81 3.70 0.03 80.61 13:02:02 1 8.04 0.00 1.65 8.27 0.05 81.99 13:02:02 2 14.92 0.00 1.93 4.81 0.07 78.28 13:02:02 3 39.90 0.00 5.21 3.89 0.10 50.89 13:03:01 all 21.87 0.00 1.37 2.30 0.06 74.40 13:03:01 0 32.91 0.00 2.11 1.85 0.07 63.06 13:03:01 1 14.85 0.00 1.16 1.64 0.03 82.31 13:03:01 2 16.79 0.00 0.97 1.32 0.05 80.87 13:03:01 3 23.05 0.00 1.28 4.44 0.07 71.17 13:04:01 all 7.23 0.00 0.61 0.59 0.04 91.54 13:04:01 0 3.75 0.00 0.60 1.77 0.02 93.87 13:04:01 1 8.70 0.00 0.78 0.00 0.05 90.47 13:04:01 2 5.72 0.00 0.42 0.33 0.05 93.48 13:04:01 3 10.72 0.00 0.62 0.23 0.03 88.40 13:05:01 all 40.78 0.00 1.53 1.07 0.09 56.54 13:05:01 0 26.97 0.00 1.61 1.11 0.08 70.23 13:05:01 1 50.54 0.00 1.72 0.25 0.10 47.39 13:05:01 2 40.34 0.00 1.39 1.42 0.08 56.76 13:05:01 3 45.36 0.00 1.40 1.50 0.10 51.63 Average: all 22.27 0.00 1.54 2.28 0.06 73.85 Average: 0 19.32 0.00 1.53 2.10 0.05 77.00 Average: 1 20.52 0.00 1.33 2.54 0.06 75.55 Average: 2 19.45 0.00 1.18 1.97 0.06 77.34 Average: 3 29.80 0.00 2.13 2.51 0.08 65.49