---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4200 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 9.2G 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 869 12038 0 3131 14840 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:c2:c9:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.193/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fec2:c9a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4200) 02/10/24 _x86_64_ (4 CPU) 03:24:13 LINUX RESTART (4 CPU) 03:25:02 tps rtps wtps bread/s bwrtn/s 03:26:01 103.71 13.52 90.19 992.24 28115.51 03:27:01 273.74 34.26 239.48 1802.90 35156.67 03:28:01 190.27 11.36 178.90 789.07 33268.99 03:29:01 36.08 0.85 35.23 87.05 15700.98 Average: 151.15 15.01 136.14 917.50 28060.31 03:25:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:26:01 13880428 15533288 2544540 15.49 69872 1778552 832056 4.76 704180 1615184 115760 03:27:01 12154776 14573212 4270192 26.00 119320 2446860 1253980 7.18 1704592 2247136 349752 03:28:01 12363380 15261848 4061588 24.73 122828 2902744 952132 5.45 1342364 2397412 325160 03:29:01 12331672 15199532 4093296 24.92 127444 2868456 1032916 5.91 1447248 2324528 54120 Average: 12682564 15141970 3742404 22.78 109866 2499153 1017771 5.82 1299596 2146065 211198 03:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:26:01 ens3 93.93 82.99 921.87 11.33 0.00 0.00 0.00 0.00 03:26:01 lo 18.10 18.10 1.96 1.96 0.00 0.00 0.00 0.00 03:27:01 ens3 614.40 459.24 6071.60 100.62 0.00 0.00 0.00 0.00 03:27:01 lo 3.73 3.73 0.34 0.34 0.00 0.00 0.00 0.00 03:28:01 ens3 335.18 270.59 831.85 104.52 0.00 0.00 0.00 0.00 03:28:01 lo 0.70 0.70 0.05 0.05 0.00 0.00 0.00 0.00 03:29:01 ens3 93.23 79.52 97.57 149.71 0.00 0.00 0.00 0.00 03:29:01 lo 17.60 17.60 1.87 1.87 0.00 0.00 0.00 0.00 Average: ens3 284.98 223.67 1985.15 91.88 0.00 0.00 0.00 0.00 Average: lo 10.00 10.00 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4200) 02/10/24 _x86_64_ (4 CPU) 03:24:13 LINUX RESTART (4 CPU) 03:25:02 CPU %user %nice %system %iowait %steal %idle 03:26:01 all 17.98 0.00 1.37 5.58 0.13 74.94 03:26:01 0 12.49 0.00 1.09 1.39 0.05 84.98 03:26:01 1 8.15 0.00 0.96 5.43 0.03 85.43 03:26:01 2 14.66 0.00 1.19 8.39 0.05 75.71 03:26:01 3 36.64 0.00 2.24 7.09 0.41 53.63 03:27:01 all 29.24 0.00 3.33 5.67 0.09 61.67 03:27:01 0 32.47 0.00 5.62 10.87 0.12 50.93 03:27:01 1 24.27 0.00 2.53 5.71 0.07 67.42 03:27:01 2 30.84 0.00 3.08 3.25 0.10 62.73 03:27:01 3 29.41 0.00 2.07 2.87 0.08 65.56 03:28:01 all 65.37 0.00 2.70 1.53 0.11 30.30 03:28:01 0 64.45 0.00 2.64 0.44 0.10 32.37 03:28:01 1 59.63 0.00 2.98 4.22 0.12 33.05 03:28:01 2 67.37 0.00 2.67 1.30 0.08 28.58 03:28:01 3 69.96 0.00 2.54 0.18 0.10 27.22 03:29:01 all 21.50 0.00 0.96 1.40 0.05 76.10 03:29:01 0 43.47 0.00 1.42 0.22 0.08 54.80 03:29:01 1 15.74 0.00 0.85 4.04 0.05 79.31 03:29:01 2 19.65 0.00 1.05 1.29 0.03 77.98 03:29:01 3 7.22 0.00 0.52 0.02 0.03 92.21 Average: all 33.53 0.00 2.09 3.54 0.09 60.75 Average: 0 38.30 0.00 2.69 3.23 0.09 55.68 Average: 1 26.94 0.00 1.83 4.85 0.07 66.31 Average: 2 33.12 0.00 2.00 3.54 0.07 61.27 Average: 3 35.76 0.00 1.84 2.53 0.16 59.73