---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2684 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 9.6G 9.7G 50% / 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 423 769 0 2750 3241 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:f8:37:3d brd ff:ff:ff:ff:ff:ff inet 10.32.6.246/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fef8:373d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:07:d8:8b:ca 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-2684) 01/03/24 _x86_64_ (4 CPU) 09:38:43 LINUX RESTART (4 CPU) 09:39:01 tps rtps wtps bread/s bwrtn/s 09:40:01 150.77 78.40 72.37 6151.73 42152.02 09:41:01 126.97 49.32 77.66 2524.09 24710.30 09:42:01 112.15 65.56 46.59 1291.38 13003.57 Average: 129.96 64.42 65.54 3322.20 26620.99 09:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 1601180 3306468 2437484 60.35 43716 1817752 914344 17.97 632796 1627632 161652 09:41:01 1185228 3370792 2853436 70.65 64656 2258140 846040 16.63 871060 1764492 101460 09:42:01 781348 3300684 3257316 80.65 72336 2572432 884364 17.38 1095252 1923632 136116 Average: 1189252 3325981 2849412 70.55 60236 2216108 881583 17.33 866369 1771919 133076 09:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 ens3 368.50 260.30 1433.50 66.47 0.00 0.00 0.00 0.00 09:41:01 lo 2.40 2.40 0.24 0.24 0.00 0.00 0.00 0.00 09:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 ens3 237.30 172.34 1263.13 15.70 0.00 0.00 0.00 0.00 09:42:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 09:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 ens3 189.24 152.57 266.04 44.07 0.00 0.00 0.00 0.00 Average: lo 1.51 1.51 0.15 0.15 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: ens3 265.01 195.07 987.55 42.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2684) 01/03/24 _x86_64_ (4 CPU) 09:38:43 LINUX RESTART (4 CPU) 09:39:01 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 18.41 0.00 2.35 4.32 0.07 74.86 09:40:01 0 11.03 0.00 2.97 3.82 0.05 82.14 09:40:01 1 10.02 0.00 1.35 2.32 0.07 86.24 09:40:01 2 22.22 0.00 2.37 2.76 0.07 72.58 09:40:01 3 30.40 0.00 2.69 8.38 0.08 58.43 09:41:01 all 17.80 1.15 2.07 2.94 0.06 75.99 09:41:01 0 20.08 0.00 2.11 2.55 0.07 75.20 09:41:01 1 23.73 1.54 2.26 1.00 0.05 71.42 09:41:01 2 15.61 0.00 1.60 0.45 0.07 82.27 09:41:01 3 11.79 3.04 2.27 7.74 0.05 75.10 09:42:01 all 19.80 0.00 5.89 6.27 0.08 67.96 09:42:01 0 11.89 0.00 4.78 6.43 0.05 76.85 09:42:01 1 14.17 0.00 4.81 7.19 0.07 73.75 09:42:01 2 36.51 0.00 8.56 4.61 0.10 50.22 09:42:01 3 16.55 0.00 5.41 6.85 0.08 71.10 Average: all 18.67 0.38 3.43 4.51 0.07 72.94 Average: 0 14.32 0.00 3.29 4.27 0.06 78.07 Average: 1 15.97 0.51 2.80 3.50 0.06 77.15 Average: 2 24.79 0.00 4.18 2.61 0.08 68.34 Average: 3 19.58 1.02 3.46 7.66 0.07 68.21