---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6454 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 9.0G 69G 12% / 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 545 12614 0 2879 15165 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:84:7a:30 brd ff:ff:ff:ff:ff:ff inet 10.30.107.218/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe84:7a30/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6454) 07/08/26 _x86_64_ (4 CPU) 03:05:02 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 125.45 11.66 113.78 303.55 14263.49 03:08:01 55.71 3.80 51.91 108.25 9173.54 03:09:01 24.66 6.28 18.38 432.86 1904.08 03:10:01 50.82 1.65 49.18 103.05 19564.61 Average: 64.16 5.85 58.31 236.93 11226.43 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13534160 15367248 2890808 17.60 77864 1943232 1149980 6.58 868660 1780984 92116 03:08:01 12691880 14702164 3733088 22.73 85744 2105572 1561108 8.93 1550248 1928376 1108 03:09:01 12384552 14560424 4040416 24.60 89292 2263048 1625752 9.30 1762836 2012020 100104 03:10:01 12906476 15518372 3518492 21.42 93664 2689284 813600 4.66 982924 2261932 11008 Average: 12879267 15037052 3545701 21.59 86641 2250284 1287610 7.37 1291167 1995828 51084 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 182.42 165.54 1183.51 39.83 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1336.96 914.08 2625.89 282.79 0.00 0.00 0.00 0.00 03:09:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 03:09:01 ens3 1622.45 1042.94 953.03 369.70 0.00 0.00 0.00 0.00 03:10:01 lo 3.20 3.20 0.30 0.30 0.00 0.00 0.00 0.00 03:10:01 ens3 186.70 152.57 177.38 1761.01 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 832.13 568.78 1234.95 613.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6454) 07/08/26 _x86_64_ (4 CPU) 03:05:02 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 14.87 0.00 1.42 2.17 0.05 81.49 03:07:01 0 15.18 0.00 1.92 2.69 0.08 80.14 03:07:01 1 21.80 0.00 1.65 0.42 0.07 76.07 03:07:01 2 10.18 0.00 1.05 1.50 0.05 87.22 03:07:01 3 12.30 0.00 1.07 4.07 0.05 82.51 03:08:01 all 34.60 0.00 3.31 0.12 0.10 61.88 03:08:01 0 22.60 0.00 3.04 0.12 0.07 74.18 03:08:01 1 66.46 0.00 2.74 0.02 0.10 30.68 03:08:01 2 25.30 0.00 3.35 0.22 0.08 71.05 03:08:01 3 24.05 0.00 4.12 0.12 0.10 71.61 03:09:01 all 45.63 0.00 4.28 0.08 0.08 49.92 03:09:01 0 45.85 0.00 5.44 0.08 0.08 48.54 03:09:01 1 43.99 0.00 1.51 0.03 0.08 54.38 03:09:01 2 43.61 0.00 6.56 0.17 0.08 49.57 03:09:01 3 49.06 0.00 3.61 0.03 0.08 47.22 03:10:01 all 18.79 0.00 1.77 0.83 0.07 78.54 03:10:01 0 15.54 0.00 2.70 0.93 0.05 80.78 03:10:01 1 11.89 0.00 0.95 1.76 0.10 85.30 03:10:01 2 23.42 0.00 1.82 0.42 0.08 74.26 03:10:01 3 24.29 0.00 1.59 0.22 0.07 73.83 Average: all 28.47 0.00 2.70 0.80 0.08 67.96 Average: 0 24.79 0.00 3.28 0.95 0.07 70.91 Average: 1 36.03 0.00 1.71 0.56 0.09 61.61 Average: 2 25.63 0.00 3.20 0.58 0.08 70.53 Average: 3 27.43 0.00 2.60 1.11 0.08 68.79