---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1814 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 9.1G 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 544 12426 0 3069 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:87:8e:bc brd ff:ff:ff:ff:ff:ff inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe87:8ebc/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-1814) 03/04/26 _x86_64_ (4 CPU) 17:15:50 LINUX RESTART (4 CPU) 17:16:01 tps rtps wtps bread/s bwrtn/s 17:17:01 283.82 54.31 229.51 3632.86 68985.57 17:18:01 453.37 51.51 401.87 2482.79 38597.03 17:19:01 379.47 0.00 379.47 0.00 21009.43 17:20:01 7.17 0.00 7.17 0.00 621.90 17:21:01 22.90 3.10 19.80 166.11 1508.95 Average: 229.35 21.78 207.56 1256.35 26144.58 17:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:17:01 14029340 15599824 2395628 14.59 60668 1712352 762672 4.36 618120 1566156 154244 17:18:01 12451244 15060860 3973724 24.19 127956 2586188 1669560 9.55 1272540 2352968 589164 17:19:01 11677932 14307772 4747036 28.90 128580 2602596 2400096 13.74 2022028 2362432 16968 17:20:01 10318488 12949788 6106480 37.18 128636 2604568 3803044 21.76 3359096 2363648 1860 17:21:01 12743084 15540512 3681884 22.42 132048 2759144 785480 4.50 833500 2492944 149496 Average: 12244018 14691751 4180950 25.45 115578 2452970 1884170 10.78 1621057 2227630 182346 17:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:17:01 lo 1.73 1.73 0.20 0.20 0.00 0.00 0.00 0.00 17:17:01 ens3 409.87 269.21 2056.24 74.78 0.00 0.00 0.00 0.00 17:18:01 lo 4.20 4.20 0.76 0.76 0.00 0.00 0.00 0.00 17:18:01 ens3 467.26 257.42 2326.54 38.13 0.00 0.00 0.00 0.00 17:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 ens3 0.35 0.08 0.07 0.03 0.00 0.00 0.00 0.00 17:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 17:20:01 ens3 0.42 0.15 0.08 0.31 0.00 0.00 0.00 0.00 17:21:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 17:21:01 ens3 43.41 41.28 399.26 10.58 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 184.26 113.63 956.44 24.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1814) 03/04/26 _x86_64_ (4 CPU) 17:15:50 LINUX RESTART (4 CPU) 17:16:01 CPU %user %nice %system %iowait %steal %idle 17:17:01 all 19.55 0.00 2.19 8.48 0.08 69.71 17:17:01 0 11.11 0.00 2.61 14.07 0.05 72.17 17:17:01 1 25.70 0.00 1.96 8.60 0.10 63.64 17:17:01 2 10.70 0.00 1.40 6.23 0.05 81.62 17:17:01 3 30.69 0.00 2.81 5.03 0.08 61.38 17:18:01 all 24.68 0.00 4.22 3.24 0.10 67.75 17:18:01 0 13.69 0.00 2.95 5.26 0.10 78.01 17:18:01 1 38.26 0.00 4.48 3.16 0.12 53.98 17:18:01 2 19.04 0.00 4.11 2.30 0.12 74.44 17:18:01 3 27.72 0.00 5.34 2.25 0.10 64.59 17:19:01 all 35.21 0.00 0.89 1.45 0.11 62.35 17:19:01 0 24.38 0.00 0.52 0.22 0.10 74.79 17:19:01 1 44.62 0.00 0.75 0.00 0.10 54.53 17:19:01 2 35.98 0.00 1.50 5.59 0.12 56.81 17:19:01 3 35.90 0.00 0.79 0.00 0.10 63.22 17:20:01 all 46.20 0.00 0.95 0.03 0.13 52.69 17:20:01 0 35.34 0.00 1.08 0.03 0.12 63.43 17:20:01 1 49.77 0.00 0.82 0.00 0.13 49.28 17:20:01 2 39.66 0.00 0.82 0.07 0.13 59.31 17:20:01 3 60.09 0.00 1.07 0.00 0.13 38.70 17:21:01 all 27.36 0.00 0.94 0.18 0.10 71.42 17:21:01 0 9.00 0.00 0.62 0.00 0.08 90.30 17:21:01 1 32.13 0.00 1.42 0.15 0.10 66.20 17:21:01 2 48.79 0.00 0.57 0.55 0.10 49.99 17:21:01 3 19.52 0.00 1.14 0.02 0.12 79.21 Average: all 30.60 0.00 1.84 2.67 0.10 64.79 Average: 0 18.71 0.00 1.55 3.91 0.09 75.73 Average: 1 38.10 0.00 1.89 2.38 0.11 57.53 Average: 2 30.83 0.00 1.68 2.95 0.10 64.44 Average: 3 34.78 0.00 2.23 1.46 0.11 61.43