---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2162 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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): 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: 2800.000 BogoMIPS: 5600.00 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 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 461 1135 0 2346 3212 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:62:1e:26 brd ff:ff:ff:ff:ff:ff inet 10.32.7.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fe62:1e26/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:d5:d1:d1 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 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2162) 12/28/23 _x86_64_ (4 CPU) 06:02:43 LINUX RESTART (4 CPU) 06:03:01 tps rtps wtps bread/s bwrtn/s 06:04:02 148.76 78.54 70.22 6158.31 43320.13 06:05:01 116.29 9.02 107.27 1645.14 18166.68 06:06:01 25.20 0.60 24.60 42.39 4368.07 Average: 96.64 29.50 67.14 2620.70 21972.77 06:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:02 1585964 3268464 2452692 60.73 42288 1795440 934356 18.37 646324 1625656 85384 06:05:01 1271000 3334764 2767656 68.53 65248 2133856 1014944 19.95 663520 1879076 332 06:06:01 1126572 3254448 2912084 72.11 70092 2192600 947792 18.63 815576 1873860 35460 Average: 1327845 3285892 2710811 67.12 59209 2040632 965697 18.98 708473 1792864 40392 06:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:04:02 ens3 322.28 225.06 1439.56 61.10 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 lo 2.85 2.85 0.26 0.26 0.00 0.00 0.00 0.00 06:05:01 ens3 114.86 90.85 1034.66 17.03 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 06:06:01 ens3 118.36 86.09 516.37 13.11 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 Average: lo 1.61 1.61 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 185.56 134.24 996.65 30.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2162) 12/28/23 _x86_64_ (4 CPU) 06:02:43 LINUX RESTART (4 CPU) 06:03:01 CPU %user %nice %system %iowait %steal %idle 06:04:02 all 18.03 0.00 2.53 4.05 0.08 75.31 06:04:02 0 22.61 0.00 2.47 2.60 0.05 72.27 06:04:02 1 15.83 0.00 2.66 2.11 0.07 79.33 06:04:02 2 15.77 0.00 2.39 2.28 0.15 79.40 06:04:02 3 17.91 0.00 2.64 9.21 0.07 70.17 06:05:01 all 18.42 0.00 1.79 3.34 0.06 76.39 06:05:01 0 20.41 0.00 2.22 6.93 0.07 70.36 06:05:01 1 36.87 0.00 2.36 0.60 0.09 60.09 06:05:01 2 9.71 0.00 1.35 2.21 0.07 86.66 06:05:01 3 6.81 0.00 1.26 3.58 0.05 88.30 06:06:01 all 18.46 0.00 1.16 0.79 0.05 79.54 06:06:01 0 16.86 0.00 1.22 0.17 0.03 81.72 06:06:01 1 19.40 0.00 1.42 0.10 0.03 79.05 06:06:01 2 28.93 0.00 1.07 0.08 0.07 69.85 06:06:01 3 8.65 0.00 0.89 2.80 0.07 87.59 Average: all 18.30 0.00 1.83 2.72 0.07 77.08 Average: 0 19.96 0.00 1.97 3.22 0.05 74.81 Average: 1 23.96 0.00 2.15 0.94 0.06 72.90 Average: 2 18.20 0.00 1.60 1.52 0.10 78.58 Average: 3 11.13 0.00 1.60 5.20 0.06 82.01