---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10105 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 572 11191 0 4275 15137 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:80:f8:65 brd ff:ff:ff:ff:ff:ff inet 10.30.106.89/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86001sec preferred_lft 86001sec inet6 fe80::f816:3eff:fe80:f865/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10105) 11/06/25 _x86_64_ (4 CPU) 13:03:04 LINUX RESTART (4 CPU) 13:04:00 tps rtps wtps bread/s bwrtn/s 13:05:01 185.90 39.81 146.09 2236.88 18772.92 13:06:01 33.86 8.05 25.81 351.81 7027.76 13:07:01 25.71 0.12 25.60 1.20 2834.46 13:08:01 41.30 0.17 41.13 3.07 11582.13 13:09:01 48.80 2.73 46.07 231.92 58897.97 Average: 67.51 10.27 57.24 570.54 19821.13 13:04:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 13039000 14989944 3385960 20.61 78980 2058240 1297740 7.43 1294420 1843892 18992 13:06:01 10611496 12766056 5813464 35.39 81648 2254160 3540896 20.26 3579744 1970752 6988 13:07:01 11059748 13350832 5365212 32.66 86208 2381380 2672052 15.29 3014328 2080940 63444 13:08:01 10652220 13227376 5772740 35.15 92492 2651608 2753852 15.76 3141472 2345412 8784 13:09:01 11486116 15511248 4938844 30.07 95420 4057176 784644 4.49 1195884 3423308 19164 Average: 11369716 13969091 5055244 30.78 86950 2680513 2209837 12.65 2445170 2332861 23474 13:04:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 ens3 440.24 349.86 3703.86 65.35 0.00 0.00 0.00 0.00 13:05:01 lo 0.46 0.46 0.06 0.06 0.00 0.00 0.00 0.00 13:06:01 ens3 1343.58 902.95 3118.97 296.61 0.00 0.00 0.00 0.00 13:06:01 lo 3.75 3.75 17.26 17.26 0.00 0.00 0.00 0.00 13:07:01 ens3 511.70 351.86 890.92 121.42 0.00 0.00 0.00 0.00 13:07:01 lo 3.15 3.15 8.68 8.68 0.00 0.00 0.00 0.00 13:08:01 ens3 312.83 222.62 4261.12 31.48 0.00 0.00 0.00 0.00 13:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:09:01 ens3 1091.44 665.76 3006.26 245.49 0.00 0.00 0.00 0.00 13:09:01 lo 1.48 1.48 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 738.99 498.13 2998.54 151.79 0.00 0.00 0.00 0.00 Average: lo 1.83 1.83 5.22 5.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10105) 11/06/25 _x86_64_ (4 CPU) 13:03:04 LINUX RESTART (4 CPU) 13:04:00 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 28.43 0.00 1.79 1.96 0.08 67.74 13:05:01 0 41.92 0.00 2.32 1.88 0.10 53.78 13:05:01 1 20.76 0.00 1.30 2.99 0.07 74.89 13:05:01 2 28.10 0.00 1.68 1.79 0.07 68.37 13:05:01 3 22.98 0.00 1.86 1.17 0.07 73.93 13:06:01 all 56.96 0.00 3.67 0.76 0.10 38.51 13:06:01 0 51.87 0.00 3.48 0.72 0.12 43.81 13:06:01 1 61.15 0.00 4.40 0.62 0.10 33.74 13:06:01 2 59.43 0.00 3.85 0.90 0.12 35.70 13:06:01 3 55.37 0.00 2.93 0.82 0.10 40.77 13:07:01 all 38.56 0.00 1.68 0.02 0.08 59.67 13:07:01 0 43.86 0.00 0.75 0.00 0.05 55.34 13:07:01 1 41.93 0.00 2.09 0.00 0.07 55.91 13:07:01 2 43.40 0.00 2.06 0.02 0.08 54.45 13:07:01 3 25.09 0.00 1.85 0.05 0.08 72.93 13:08:01 all 9.12 0.00 0.73 0.33 0.06 89.77 13:08:01 0 4.86 0.00 0.44 0.35 0.05 94.30 13:08:01 1 9.94 0.00 0.69 0.43 0.08 88.86 13:08:01 2 11.86 0.00 0.48 0.00 0.07 87.59 13:08:01 3 9.81 0.00 1.29 0.53 0.07 88.30 13:09:01 all 48.09 0.00 2.30 1.65 0.09 47.86 13:09:01 0 50.78 0.00 2.43 5.14 0.12 41.53 13:09:01 1 45.14 0.00 1.73 0.13 0.07 52.93 13:09:01 2 47.07 0.00 2.71 0.77 0.07 49.39 13:09:01 3 49.41 0.00 2.31 0.54 0.08 47.67 Average: all 36.21 0.00 2.03 0.95 0.08 60.73 Average: 0 38.70 0.00 1.89 1.62 0.09 57.70 Average: 1 35.73 0.00 2.04 0.84 0.08 61.32 Average: 2 37.93 0.00 2.15 0.70 0.08 59.14 Average: 3 32.48 0.00 2.05 0.62 0.08 64.78