---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7936 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 8.6G 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 559 13031 0 2448 15161 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:87:fb:a8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.244/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe87:fba8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7936) 12/27/23 _x86_64_ (4 CPU) 14:41:23 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 121.20 23.46 97.73 1218.06 24294.22 14:44:01 104.88 11.55 93.33 621.76 25500.42 14:45:01 18.68 1.15 17.53 23.33 14941.47 14:46:01 56.36 2.05 54.31 85.45 23622.73 Average: 75.28 9.55 65.73 487.17 22090.01 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 13893988 15605192 2530980 15.41 71048 1834536 695872 3.98 641996 1663656 156448 14:44:01 12441124 14374852 3983844 24.25 81032 2037196 2147304 12.29 1918664 1815124 35048 14:45:01 12132620 14072224 4292348 26.13 81408 2042452 2295408 13.14 2242828 1798944 2596 14:46:01 13315980 15496508 3108988 18.93 88528 2272908 806908 4.62 914420 1939628 32124 Average: 12945928 14887194 3479040 21.18 80504 2046773 1486373 8.51 1429477 1804338 56554 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 14:43:01 ens3 94.67 64.87 1251.40 32.15 0.00 0.00 0.00 0.00 14:44:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 14:44:01 ens3 337.58 289.57 2373.29 67.21 0.00 0.00 0.00 0.00 14:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 ens3 286.33 223.22 87.76 83.67 0.00 0.00 0.00 0.00 14:46:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 14:46:01 ens3 153.12 150.04 490.43 836.06 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 217.92 181.92 1050.76 254.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7936) 12/27/23 _x86_64_ (4 CPU) 14:41:23 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 20.21 0.00 1.62 3.84 0.06 74.27 14:43:01 0 35.07 0.00 2.31 8.08 0.08 54.46 14:43:01 1 16.19 0.00 1.46 0.39 0.03 81.93 14:43:01 2 20.87 0.00 1.54 2.96 0.05 74.59 14:43:01 3 8.69 0.00 1.19 3.93 0.07 86.12 14:44:01 all 34.93 0.00 1.44 2.37 0.09 61.18 14:44:01 0 29.22 0.00 1.94 5.25 0.08 63.51 14:44:01 1 28.44 0.00 1.34 1.08 0.10 69.04 14:44:01 2 33.39 0.00 1.23 1.46 0.10 63.82 14:44:01 3 48.66 0.00 1.26 1.66 0.08 48.34 14:45:01 all 61.71 0.00 1.91 1.11 0.09 35.18 14:45:01 0 58.48 0.00 1.79 2.36 0.10 37.27 14:45:01 1 62.87 0.00 2.31 1.90 0.08 32.83 14:45:01 2 64.32 0.00 1.68 0.05 0.08 33.87 14:45:01 3 61.15 0.00 1.83 0.14 0.10 36.79 14:46:01 all 25.25 0.00 1.57 2.50 0.06 70.62 14:46:01 0 10.23 0.00 1.86 6.84 0.03 81.03 14:46:01 1 10.82 0.00 0.85 1.66 0.03 86.63 14:46:01 2 15.00 0.00 1.25 0.02 0.07 83.67 14:46:01 3 65.13 0.00 2.38 1.46 0.08 30.95 Average: all 35.46 0.00 1.63 2.46 0.08 60.38 Average: 0 33.15 0.00 1.97 5.64 0.08 59.15 Average: 1 29.46 0.00 1.49 1.26 0.06 67.74 Average: 2 33.35 0.00 1.42 1.12 0.08 64.03 Average: 3 45.86 0.00 1.66 1.80 0.08 50.59