---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-477 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 12G 7.6G 61% / 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 496 1007 0 2440 3164 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:80:52:59 brd ff:ff:ff:ff:ff:ff inet 10.32.7.142/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe80:5259/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:86:e2:40:b8 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-477) 12/14/23 _x86_64_ (4 CPU) 04:00:09 LINUX RESTART (4 CPU) 04:01:02 tps rtps wtps bread/s bwrtn/s 04:02:01 76.56 16.64 59.92 1027.35 7759.91 04:03:01 334.97 107.14 227.83 7298.72 125902.55 04:04:01 62.86 33.58 29.28 1725.31 9278.19 Average: 158.63 52.67 105.96 3364.32 47887.11 04:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:02:01 1409464 3250208 2629192 65.10 54904 1935548 922808 18.14 684572 1754852 193164 04:03:01 486064 3219688 3552592 87.96 113140 2697828 1096620 21.56 760024 2495716 512 04:04:01 1076764 3265528 2961892 73.34 119100 2170572 900128 17.69 741176 1949524 57228 Average: 990764 3245141 3047892 75.47 95715 2267983 973185 19.13 728591 2066697 83635 04:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:02:01 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 04:02:01 ens3 76.60 71.53 1125.75 8.47 0.00 0.00 0.00 0.00 04:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 lo 3.30 3.30 0.29 0.29 0.00 0.00 0.00 0.00 04:03:01 ens3 464.06 334.15 13522.57 26.35 0.00 0.00 0.00 0.00 04:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:04:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 04:04:01 ens3 106.85 100.90 60.74 39.93 0.00 0.00 0.00 0.00 04:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.71 1.71 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 216.67 169.44 4926.04 25.01 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 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-477) 12/14/23 _x86_64_ (4 CPU) 04:00:09 LINUX RESTART (4 CPU) 04:01:02 CPU %user %nice %system %iowait %steal %idle 04:02:01 all 18.54 0.00 1.30 2.55 0.04 77.57 04:02:01 0 17.14 0.00 1.21 0.94 0.03 80.68 04:02:01 1 14.87 0.00 1.16 7.97 0.03 75.97 04:02:01 2 12.83 0.00 0.83 0.15 0.02 86.17 04:02:01 3 29.31 0.00 1.98 1.14 0.07 67.50 04:03:01 all 23.41 0.00 7.91 6.42 0.05 62.21 04:03:01 0 21.82 0.00 7.82 4.88 0.05 65.42 04:03:01 1 16.88 0.00 8.07 6.00 0.07 68.98 04:03:01 2 21.24 0.00 6.68 4.05 0.05 67.98 04:03:01 3 33.68 0.00 9.07 10.77 0.05 46.43 04:04:01 all 27.18 0.00 7.34 1.41 0.05 64.02 04:04:01 0 15.56 0.00 6.80 0.12 0.03 77.48 04:04:01 1 15.68 0.00 7.11 2.36 0.03 74.82 04:04:01 2 33.26 0.00 7.68 0.58 0.07 58.41 04:04:01 3 44.19 0.00 7.76 2.56 0.07 45.43 Average: all 23.07 0.00 5.53 3.45 0.05 67.91 Average: 0 18.16 0.00 5.29 1.97 0.04 74.54 Average: 1 15.81 0.00 5.46 5.43 0.04 73.26 Average: 2 22.51 0.00 5.08 1.59 0.04 70.77 Average: 3 35.77 0.00 6.28 4.81 0.06 53.08