---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2990 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 543 13235 0 2261 15175 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:1b:cc:60 brd ff:ff:ff:ff:ff:ff inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86001sec preferred_lft 86001sec inet6 fe80::f816:3eff:fe1b:cc60/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2990) 04/02/26 _x86_64_ (4 CPU) 08:23:18 LINUX RESTART (4 CPU) 08:24:02 tps rtps wtps bread/s bwrtn/s 08:25:01 64.99 8.60 56.39 156.11 28360.87 08:26:01 21.36 0.05 21.31 7.47 15653.52 08:27:01 20.35 0.00 20.35 0.00 10121.78 08:28:01 22.78 0.18 22.60 9.60 1638.79 08:29:01 58.30 0.72 57.58 94.24 6517.56 Average: 37.48 1.89 35.59 53.20 12414.73 08:24:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 13959128 15467044 2465840 15.01 51292 1661212 916748 5.25 784268 1473656 45060 08:26:01 13960172 15517188 2464796 15.01 54392 1704212 886904 5.08 761512 1488768 36056 08:27:01 13934868 15509732 2490100 15.16 56300 1718632 905400 5.18 777080 1496868 13828 08:28:01 13914616 15539884 2510352 15.28 63160 1758612 796688 4.56 761376 1527244 45436 08:29:01 13728384 15564228 2696584 16.42 80376 1941260 772120 4.42 745544 1707536 139844 Average: 13899434 15519615 2525534 15.38 61104 1756786 855572 4.90 765956 1538814 56045 08:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 lo 1.28 1.28 0.14 0.14 0.00 0.00 0.00 0.00 08:25:01 ens3 36.85 26.96 568.30 4.81 0.00 0.00 0.00 0.00 08:26:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 08:26:01 ens3 7.63 5.40 79.04 0.84 0.00 0.00 0.00 0.00 08:27:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:27:01 ens3 2.28 1.92 7.03 1.04 0.00 0.00 0.00 0.00 08:28:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 08:28:01 ens3 16.43 14.53 70.19 4.38 0.00 0.00 0.00 0.00 08:29:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 08:29:01 ens3 84.61 62.35 725.12 8.45 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 29.54 22.22 289.19 3.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2990) 04/02/26 _x86_64_ (4 CPU) 08:23:18 LINUX RESTART (4 CPU) 08:24:02 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 8.28 0.00 0.86 22.91 0.04 67.90 08:25:01 0 7.59 0.00 0.81 33.10 0.03 58.46 08:25:01 1 13.12 0.00 1.05 11.79 0.03 74.01 08:25:01 2 7.11 0.00 0.95 46.73 0.05 45.16 08:25:01 3 5.31 0.00 0.60 0.30 0.03 93.75 08:26:01 all 3.92 0.00 0.40 26.00 0.02 69.65 08:26:01 0 2.22 0.00 0.35 62.44 0.02 34.97 08:26:01 1 4.40 0.00 0.52 0.97 0.02 94.10 08:26:01 2 5.01 0.00 0.40 39.72 0.02 54.85 08:26:01 3 4.08 0.00 0.33 1.09 0.00 94.50 08:27:01 all 1.30 0.00 0.14 24.07 0.02 74.47 08:27:01 0 0.45 0.00 0.07 1.18 0.02 98.28 08:27:01 1 0.20 0.00 0.05 0.00 0.02 99.73 08:27:01 2 3.79 0.00 0.35 95.23 0.03 0.60 08:27:01 3 0.75 0.00 0.08 0.00 0.02 99.15 08:28:01 all 8.18 0.00 0.66 16.15 0.03 74.97 08:28:01 0 8.36 0.00 0.50 3.34 0.05 87.75 08:28:01 1 12.43 0.00 0.98 1.29 0.03 85.26 08:28:01 2 8.73 0.00 0.83 59.83 0.03 30.57 08:28:01 3 3.26 0.00 0.33 0.22 0.02 96.18 08:29:01 all 11.71 0.00 0.87 11.60 0.05 75.77 08:29:01 0 17.77 0.00 0.77 0.85 0.03 80.58 08:29:01 1 7.41 0.00 0.68 0.87 0.02 91.02 08:29:01 2 14.56 0.00 1.44 43.59 0.07 40.34 08:29:01 3 7.12 0.00 0.61 1.26 0.05 90.96 Average: all 6.68 0.00 0.59 20.14 0.03 72.57 Average: 0 7.28 0.00 0.50 20.13 0.03 72.06 Average: 1 7.50 0.00 0.66 2.96 0.02 88.87 Average: 2 7.84 0.00 0.79 57.06 0.04 34.27 Average: 3 4.10 0.00 0.39 0.58 0.02 94.91