---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2824 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: 2800.000 BogoMIPS: 5600.00 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 8.8G 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 1147 12194 0 2697 14571 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:fd:fa:42 brd ff:ff:ff:ff:ff:ff inet 10.30.107.166/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fefd:fa42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2824) 01/03/26 _x86_64_ (4 CPU) 05:39:32 LINUX RESTART (4 CPU) 05:40:02 tps rtps wtps bread/s bwrtn/s 05:41:01 183.17 30.28 152.89 1734.21 46508.73 05:42:01 80.77 11.46 69.31 771.34 10009.40 05:43:01 43.68 3.32 40.36 151.17 23296.92 Average: 102.09 14.94 87.15 880.84 26493.84 05:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 13605684 15396356 2819276 17.16 73280 1909240 920848 5.27 843752 1746452 114476 05:42:01 12353096 14617184 4071864 24.79 77748 2368600 1644604 9.41 1835628 1984412 270752 05:43:01 12433412 14862780 3991548 24.30 80156 2529124 1417484 8.11 1763508 1975048 25988 Average: 12797397 14958773 3627563 22.09 77061 2268988 1327645 7.60 1480963 1901971 137072 05:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 ens3 221.64 166.72 2419.61 33.09 0.00 0.00 0.00 0.00 05:41:01 lo 1.08 1.08 0.14 0.14 0.00 0.00 0.00 0.00 05:42:01 ens3 4179.62 2805.18 3553.99 897.51 0.00 0.00 0.00 0.00 05:42:01 lo 5.12 5.12 0.70 0.70 0.00 0.00 0.00 0.00 05:43:01 ens3 292.45 190.65 432.26 208.05 0.00 0.00 0.00 0.00 05:43:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 1572.07 1059.14 2133.70 381.48 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.29 0.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2824) 01/03/26 _x86_64_ (4 CPU) 05:39:32 LINUX RESTART (4 CPU) 05:40:02 CPU %user %nice %system %iowait %steal %idle 05:41:01 all 22.94 0.00 1.50 4.41 0.07 71.09 05:41:01 0 22.99 0.00 1.55 1.04 0.05 74.37 05:41:01 1 44.65 0.00 2.82 2.24 0.07 50.21 05:41:01 2 15.45 0.00 0.87 6.32 0.07 77.30 05:41:01 3 8.86 0.00 0.77 7.97 0.08 82.31 05:42:01 all 51.16 0.00 7.79 0.34 0.08 40.63 05:42:01 0 57.02 0.00 11.24 0.15 0.07 31.52 05:42:01 1 50.29 0.00 11.03 0.25 0.07 38.36 05:42:01 2 51.38 0.00 3.67 0.32 0.07 44.57 05:42:01 3 45.96 0.00 5.22 0.65 0.10 48.07 05:43:01 all 31.06 0.00 1.09 1.06 0.05 66.75 05:43:01 0 42.35 0.00 1.10 0.05 0.05 56.45 05:43:01 1 30.45 0.00 0.85 0.08 0.05 68.57 05:43:01 2 26.97 0.00 1.34 1.00 0.05 70.65 05:43:01 3 24.42 0.00 1.12 3.09 0.05 71.31 Average: all 35.10 0.00 3.47 1.92 0.06 59.44 Average: 0 40.87 0.00 4.64 0.41 0.06 54.02 Average: 1 41.77 0.00 4.90 0.85 0.06 52.42 Average: 2 31.35 0.00 1.96 2.52 0.06 64.10 Average: 3 26.43 0.00 2.37 3.90 0.08 67.22