---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-32940 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 8.8G 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 609 12770 0 2659 15107 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:a9:7a:f6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.8/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fea9:7af6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-32940) 08/04/25 _x86_64_ (4 CPU) 07:49:20 LINUX RESTART (4 CPU) 07:50:02 tps rtps wtps bread/s bwrtn/s 07:51:01 195.36 38.60 156.75 2231.35 48015.05 07:52:01 64.44 9.47 54.97 377.14 7578.60 07:53:01 19.73 1.10 18.63 28.66 12433.53 07:54:01 10.60 0.65 9.95 30.53 1051.82 Average: 72.02 12.35 59.67 660.37 17141.13 07:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13246668 15096400 3178300 19.35 75356 1963968 1139048 6.52 1159264 1782236 104464 07:52:01 11797340 13780200 4627628 28.17 79336 2088232 2519428 14.42 2542692 1834428 8384 07:53:01 11299284 13643152 5125684 31.21 80596 2441892 2574588 14.73 2695052 2166800 780 07:54:01 13079996 15459988 3344972 20.37 82928 2474500 844004 4.83 892532 2192776 26908 Average: 12355822 14494935 4069146 24.77 79554 2242148 1769267 10.13 1822385 1994060 35134 07:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 ens3 300.76 235.96 2920.83 38.67 0.00 0.00 0.00 0.00 07:51:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 07:52:01 ens3 400.20 259.62 1739.68 85.39 0.00 0.00 0.00 0.00 07:52:01 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 07:53:01 ens3 658.11 438.83 545.55 199.00 0.00 0.00 0.00 0.00 07:53:01 lo 23.61 23.61 5.33 5.33 0.00 0.00 0.00 0.00 07:54:01 ens3 565.01 406.07 255.34 182.74 0.00 0.00 0.00 0.00 07:54:01 lo 4.15 4.15 0.48 0.48 0.00 0.00 0.00 0.00 Average: ens3 481.77 335.53 1358.84 126.82 0.00 0.00 0.00 0.00 Average: lo 7.26 7.26 1.49 1.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-32940) 08/04/25 _x86_64_ (4 CPU) 07:49:20 LINUX RESTART (4 CPU) 07:50:02 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 29.59 0.00 1.82 3.14 0.08 65.37 07:51:01 0 20.41 0.00 1.24 1.89 0.10 76.35 07:51:01 1 16.51 0.00 1.38 7.62 0.05 74.44 07:51:01 2 40.64 0.00 2.13 1.18 0.07 55.98 07:51:01 3 40.76 0.00 2.53 1.88 0.08 54.74 07:52:01 all 50.68 0.00 1.70 0.20 0.09 47.33 07:52:01 0 41.28 0.00 2.16 0.13 0.12 56.31 07:52:01 1 53.00 0.00 1.27 0.22 0.08 45.43 07:52:01 2 51.33 0.00 1.45 0.43 0.08 46.70 07:52:01 3 57.12 0.00 1.87 0.02 0.08 40.91 07:53:01 all 36.72 0.00 1.74 0.51 0.08 60.96 07:53:01 0 37.01 0.00 1.69 0.12 0.05 61.13 07:53:01 1 39.77 0.00 1.93 0.02 0.08 58.20 07:53:01 2 30.27 0.00 2.13 1.89 0.07 65.64 07:53:01 3 39.83 0.00 1.24 0.02 0.10 58.81 07:54:01 all 54.05 0.00 1.99 0.05 0.10 43.80 07:54:01 0 55.12 0.00 2.54 0.10 0.10 42.15 07:54:01 1 48.44 0.00 2.04 0.00 0.08 49.43 07:54:01 2 53.38 0.00 1.89 0.07 0.12 44.54 07:54:01 3 59.27 0.00 1.49 0.02 0.08 39.14 Average: all 42.83 0.00 1.81 0.97 0.09 54.31 Average: 0 38.55 0.00 1.91 0.55 0.09 58.89 Average: 1 39.55 0.00 1.66 1.94 0.08 56.78 Average: 2 43.93 0.00 1.90 0.89 0.08 53.20 Average: 3 49.29 0.00 1.78 0.48 0.09 48.36