---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2496 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 13G 6.7G 66% / 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 481 804 0 2658 3180 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:e4:00:50 brd ff:ff:ff:ff:ff:ff inet 10.32.6.255/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85972sec preferred_lft 85972sec inet6 fe80::f816:3eff:fee4:50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:e7:aa:7b 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-2496) 01/01/24 _x86_64_ (4 CPU) 01:35:43 LINUX RESTART (4 CPU) 01:36:01 tps rtps wtps bread/s bwrtn/s 01:37:01 144.08 78.32 65.76 6143.24 40905.87 01:38:01 82.62 6.98 75.64 1314.45 25384.57 01:39:01 354.46 157.99 196.48 12033.65 107161.83 01:40:01 204.87 85.37 119.50 2880.99 43161.07 01:41:01 12.36 0.05 12.31 1.60 3624.20 01:42:01 298.98 193.45 105.53 4864.52 31760.17 Average: 182.96 87.05 95.91 4542.65 42024.94 01:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:37:01 1622468 3267968 2416188 59.83 40968 1764708 951104 18.70 661392 1585880 138320 01:38:01 884456 3344828 3154200 78.10 59960 2536744 991028 19.48 633788 2303048 223968 01:39:01 523844 3291288 3514812 87.03 121796 2739568 1149332 22.59 715116 2519344 323060 01:40:01 585308 3293312 3453348 85.51 141356 2603716 1292208 25.40 867476 2243232 96544 01:41:01 564288 3277876 3474368 86.03 141600 2608024 1357792 26.69 937628 2192276 868 01:42:01 869240 3220096 3169416 78.48 161660 2190616 1018052 20.01 747424 2046696 9372 Average: 841601 3282561 3197055 79.16 111223 2407229 1126586 22.15 760471 2148413 132022 01:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:37:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 01:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 ens3 304.07 216.23 1361.65 61.33 0.00 0.00 0.00 0.00 01:38:01 lo 3.13 3.13 0.27 0.27 0.00 0.00 0.00 0.00 01:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 ens3 361.87 306.98 9286.27 25.46 0.00 0.00 0.00 0.00 01:39:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 01:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 ens3 647.91 456.67 4752.14 85.93 0.00 0.00 0.00 0.00 01:40:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 01:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:01 ens3 566.82 436.04 2211.37 76.76 0.00 0.00 0.00 0.00 01:41:01 lo 4.40 4.40 0.79 0.79 0.00 0.00 0.00 0.00 01:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 ens3 5.12 4.40 1.01 2.51 0.00 0.00 0.00 0.00 01:42:01 lo 4.62 4.62 0.41 0.41 0.00 0.00 0.00 0.00 01:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:42:01 ens3 128.20 155.37 469.18 781.53 0.00 0.00 0.00 0.00 Average: lo 2.50 2.50 0.29 0.29 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 335.79 262.69 3014.28 172.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2496) 01/01/24 _x86_64_ (4 CPU) 01:35:43 LINUX RESTART (4 CPU) 01:36:01 CPU %user %nice %system %iowait %steal %idle 01:37:01 all 18.15 0.00 2.63 4.03 0.06 75.13 01:37:01 0 25.37 0.00 3.79 3.81 0.07 66.96 01:37:01 1 15.19 0.00 2.52 3.78 0.05 78.46 01:37:01 2 20.80 0.00 2.49 1.55 0.08 75.08 01:37:01 3 11.24 0.00 1.72 6.96 0.05 80.03 01:38:01 all 16.03 0.00 1.76 2.09 0.05 80.07 01:38:01 0 8.31 0.00 1.25 0.08 0.07 90.29 01:38:01 1 21.04 0.00 1.64 1.79 0.05 75.48 01:38:01 2 30.18 0.00 2.52 0.20 0.07 67.03 01:38:01 3 4.57 0.00 1.59 6.34 0.03 87.46 01:39:01 all 19.33 0.00 10.41 7.02 0.08 63.15 01:39:01 0 18.54 0.00 11.22 7.48 0.07 62.69 01:39:01 1 21.85 0.00 9.47 9.78 0.08 58.81 01:39:01 2 18.25 0.00 9.84 3.74 0.08 68.09 01:39:01 3 18.69 0.00 11.15 7.08 0.07 63.01 01:40:01 all 44.79 0.00 7.84 4.44 0.08 42.85 01:40:01 0 41.57 0.00 8.59 4.12 0.08 45.65 01:40:01 1 46.57 0.00 7.82 5.45 0.08 40.08 01:40:01 2 44.73 0.00 7.68 3.87 0.08 43.63 01:40:01 3 46.26 0.00 7.27 4.32 0.08 42.08 01:41:01 all 3.85 0.00 0.99 0.24 0.03 94.90 01:41:01 0 3.84 0.00 1.02 0.00 0.02 95.13 01:41:01 1 3.95 0.00 1.02 0.00 0.02 95.01 01:41:01 2 3.32 0.00 0.97 0.12 0.02 95.57 01:41:01 3 4.29 0.00 0.95 0.82 0.05 93.88 01:42:01 all 13.69 0.00 4.12 8.93 0.07 73.19 01:42:01 0 11.98 0.00 3.03 5.82 0.05 79.12 01:42:01 1 22.67 0.00 4.90 10.08 0.08 62.27 01:42:01 2 10.62 0.00 3.87 7.89 0.07 77.55 01:42:01 3 9.44 0.00 4.70 11.96 0.07 73.83 Average: all 19.28 0.00 4.61 4.45 0.06 71.61 Average: 0 18.22 0.00 4.80 3.54 0.06 73.37 Average: 1 21.85 0.00 4.54 5.13 0.06 68.42 Average: 2 21.32 0.00 4.55 2.88 0.07 71.18 Average: 3 15.71 0.00 4.54 6.23 0.06 73.46