---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10176 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 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 921 11548 0 3569 14788 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:3c:50:d4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fe3c:50d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10176) 03/02/24 _x86_64_ (4 CPU) 02:51:23 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:01 117.56 23.09 94.47 1171.61 34604.33 02:54:01 271.38 1.62 269.76 42.52 20027.59 02:55:01 446.88 7.93 438.94 442.73 35110.95 02:56:01 38.99 1.82 37.17 51.98 11645.45 Average: 218.69 8.61 210.08 427.21 25346.67 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13919080 15574792 2505888 15.26 69320 1783304 1047440 5.99 667900 1613296 143284 02:54:01 10648628 13683684 5776340 35.17 148520 2956724 1768120 10.12 2602980 2766400 990880 02:55:01 11922216 15008756 4502752 27.41 151508 2996324 1260292 7.21 1373472 2741332 14484 02:56:01 11761808 15094712 4663160 28.39 154692 3227336 1149160 6.58 1503520 2758476 48348 Average: 12062933 14840486 4362035 26.56 131010 2740922 1306253 7.48 1536968 2469876 299249 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 ens3 85.84 50.88 1045.17 17.94 0.00 0.00 0.00 0.00 02:53:01 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 02:54:01 ens3 916.78 633.79 11641.90 97.92 0.00 0.00 0.00 0.00 02:54:01 lo 3.67 3.67 0.33 0.33 0.00 0.00 0.00 0.00 02:55:01 ens3 193.47 121.83 162.20 45.34 0.00 0.00 0.00 0.00 02:55:01 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 02:56:01 ens3 386.34 248.50 565.08 223.23 0.00 0.00 0.00 0.00 02:56:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 395.61 263.76 3353.72 96.11 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10176) 03/02/24 _x86_64_ (4 CPU) 02:51:23 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 20.06 0.00 1.48 6.24 0.06 72.16 02:53:01 0 2.55 0.00 0.65 15.04 0.05 81.71 02:53:01 1 16.29 0.00 1.35 3.12 0.05 79.19 02:53:01 2 35.67 0.00 1.89 3.88 0.07 58.49 02:53:01 3 25.70 0.00 2.03 2.92 0.08 69.27 02:54:01 all 31.97 0.00 5.42 2.60 0.13 59.88 02:54:01 0 31.64 0.00 4.56 3.18 0.12 60.51 02:54:01 1 29.59 0.00 7.61 4.29 0.15 58.36 02:54:01 2 27.57 0.00 3.37 1.19 0.10 67.77 02:54:01 3 39.09 0.00 6.15 1.75 0.13 52.87 02:55:01 all 42.96 0.00 2.35 6.59 0.11 48.00 02:55:01 0 33.51 0.00 2.40 5.01 0.10 58.97 02:55:01 1 50.89 0.00 1.96 0.49 0.10 46.56 02:55:01 2 48.27 0.00 2.37 5.17 0.12 44.07 02:55:01 3 39.08 0.00 2.65 15.67 0.12 42.48 02:56:01 all 33.35 0.00 1.83 0.73 0.07 64.02 02:56:01 0 29.37 0.00 1.85 0.95 0.07 67.76 02:56:01 1 38.19 0.00 1.56 1.87 0.07 58.31 02:56:01 2 37.76 0.00 1.44 0.07 0.07 60.67 02:56:01 3 28.11 0.00 2.45 0.03 0.05 69.35 Average: all 32.07 0.00 2.76 4.04 0.09 61.04 Average: 0 24.25 0.00 2.36 6.04 0.08 67.26 Average: 1 33.73 0.00 3.11 2.44 0.09 60.63 Average: 2 37.31 0.00 2.27 2.58 0.09 57.76 Average: 3 32.98 0.00 3.32 5.09 0.10 58.51