---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1305 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 672K 1.6G 1% /run /dev/vda1 78G 8.4G 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 1351 12444 0 2243 14374 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:3e:fe:49 brd ff:ff:ff:ff:ff:ff inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fe3e:fe49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1305) 11/18/23 _x86_64_ (4 CPU) 18:28:30 LINUX RESTART (4 CPU) 18:29:01 tps rtps wtps bread/s bwrtn/s 18:30:01 87.64 20.11 67.52 1156.74 18958.44 18:31:01 128.13 16.10 112.03 631.63 27805.90 18:32:01 36.01 4.45 31.56 231.96 16711.21 18:33:01 9.82 0.00 9.82 0.00 13062.89 18:34:01 13.66 0.15 13.51 9.20 11141.34 Average: 55.05 8.16 46.89 405.91 17535.96 18:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 13987952 15572028 2437016 14.84 60832 1725280 801164 4.59 665556 1562400 178184 18:31:01 12623480 14467164 3801488 23.14 73024 1960872 1988048 11.38 1808920 1756156 6272 18:32:01 12824184 14785764 3600784 21.92 75092 2073880 1434444 8.21 1572652 1788784 264 18:33:01 12824212 14785884 3600756 21.92 75172 2073884 1434444 8.21 1573036 1788788 216 18:34:01 12690688 14679756 3734280 22.74 78448 2096548 1588828 9.09 1688908 1802436 47224 Average: 12990103 14858119 3434865 20.91 72514 1986093 1449386 8.29 1461814 1739713 46432 18:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 ens3 75.04 52.37 969.13 8.14 0.00 0.00 0.00 0.00 18:30:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 18:31:01 ens3 408.58 280.77 2271.91 85.66 0.00 0.00 0.00 0.00 18:31:01 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 18:32:01 ens3 309.25 205.85 578.08 180.05 0.00 0.00 0.00 0.00 18:32:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:33:01 ens3 2.58 0.68 0.51 0.55 0.00 0.00 0.00 0.00 18:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:34:01 ens3 13.53 8.98 16.51 4.05 0.00 0.00 0.00 0.00 18:34:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 161.80 109.73 767.23 55.69 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1305) 11/18/23 _x86_64_ (4 CPU) 18:28:30 LINUX RESTART (4 CPU) 18:29:01 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 18.67 0.00 1.20 6.75 0.05 73.33 18:30:01 0 24.70 0.00 1.79 2.12 0.07 71.32 18:30:01 1 8.06 0.00 0.55 9.93 0.03 81.43 18:30:01 2 18.65 0.00 1.37 11.92 0.05 68.01 18:30:01 3 23.31 0.00 1.07 3.04 0.05 72.53 18:31:01 all 40.32 0.00 1.82 3.93 0.10 53.83 18:31:01 0 40.49 0.00 0.94 1.99 0.08 56.49 18:31:01 1 40.29 0.00 1.75 0.97 0.10 56.89 18:31:01 2 31.94 0.00 1.90 11.84 0.10 54.22 18:31:01 3 48.52 0.00 2.72 0.91 0.12 47.74 18:32:01 all 29.54 0.00 1.21 2.21 0.06 66.98 18:32:01 0 29.24 0.00 0.95 7.22 0.07 62.52 18:32:01 1 36.17 0.00 2.10 0.18 0.07 61.47 18:32:01 2 26.96 0.00 0.85 1.44 0.07 70.67 18:32:01 3 25.76 0.00 0.90 0.00 0.05 73.29 18:33:01 all 0.20 0.00 0.02 1.67 0.01 98.09 18:33:01 0 0.63 0.00 0.02 6.68 0.00 92.67 18:33:01 1 0.03 0.00 0.00 0.00 0.00 99.97 18:33:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:33:01 3 0.13 0.00 0.05 0.00 0.02 99.80 18:34:01 all 5.00 0.00 0.28 4.72 0.02 89.97 18:34:01 0 13.11 0.00 0.35 18.39 0.03 68.11 18:34:01 1 0.38 0.00 0.18 0.08 0.02 99.33 18:34:01 2 5.71 0.00 0.49 0.38 0.02 93.41 18:34:01 3 0.80 0.00 0.13 0.02 0.02 99.03 Average: all 18.71 0.00 0.91 3.86 0.05 76.48 Average: 0 21.60 0.00 0.81 7.29 0.05 70.26 Average: 1 16.94 0.00 0.91 2.24 0.04 79.86 Average: 2 16.63 0.00 0.93 5.11 0.05 77.28 Average: 3 19.67 0.00 0.97 0.79 0.05 78.51