---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7706 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 8.6G 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 595 12993 0 2451 15125 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:2c:86:1f brd ff:ff:ff:ff:ff:ff inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe2c:861f/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-7706) 12/26/23 _x86_64_ (4 CPU) 03:38:22 LINUX RESTART (4 CPU) 03:39:01 tps rtps wtps bread/s bwrtn/s 03:40:01 113.08 13.38 99.70 975.17 33927.15 03:41:01 125.20 21.65 103.55 863.06 35540.34 03:42:01 17.58 1.10 16.48 23.46 8352.87 03:43:01 51.35 2.02 49.33 84.53 10318.53 Average: 76.80 9.54 67.27 486.57 22035.21 03:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13858076 15549768 2566892 15.63 69656 1816768 836980 4.79 685028 1655128 158904 03:41:01 12568504 14506720 3856464 23.48 81028 2041700 2031908 11.63 1791816 1816104 44180 03:42:01 12583456 14531416 3841512 23.39 81656 2050964 1676924 9.60 1786216 1806648 4496 03:43:01 13348596 15531932 3076372 18.73 89120 2275280 797328 4.56 901284 1921920 32924 Average: 13089658 15029959 3335310 20.31 80365 2046178 1335785 7.64 1291086 1799950 60126 03:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 ens3 65.79 41.34 1090.61 7.28 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 03:41:01 ens3 415.58 352.62 2596.22 99.13 0.00 0.00 0.00 0.00 03:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:42:01 ens3 438.84 329.90 145.81 109.11 0.00 0.00 0.00 0.00 03:42:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:43:01 ens3 207.35 160.58 463.27 836.54 0.00 0.00 0.00 0.00 03:43:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 281.89 221.11 1074.00 262.99 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7706) 12/26/23 _x86_64_ (4 CPU) 03:38:22 LINUX RESTART (4 CPU) 03:39:01 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 20.35 0.00 1.49 5.11 0.05 73.01 03:40:01 0 4.33 0.00 1.04 12.81 0.03 81.79 03:40:01 1 36.69 0.00 2.10 3.12 0.08 58.00 03:40:01 2 13.57 0.00 1.03 0.25 0.03 85.12 03:40:01 3 26.85 0.00 1.75 4.27 0.03 67.09 03:41:01 all 44.09 0.00 1.74 3.73 0.09 50.35 03:41:01 0 49.80 0.00 1.47 2.65 0.08 46.00 03:41:01 1 42.00 0.00 1.71 1.89 0.08 54.31 03:41:01 2 49.05 0.00 2.04 1.09 0.08 47.74 03:41:01 3 35.51 0.00 1.77 9.28 0.08 53.35 03:42:01 all 61.17 0.00 2.01 0.47 0.10 36.26 03:42:01 0 61.30 0.00 1.76 0.02 0.10 36.83 03:42:01 1 63.45 0.00 1.72 0.00 0.10 34.72 03:42:01 2 68.16 0.00 2.33 0.07 0.10 29.34 03:42:01 3 51.72 0.00 2.22 1.80 0.12 44.15 03:43:01 all 23.11 0.00 1.51 1.00 0.05 74.33 03:43:01 0 20.41 0.00 1.74 1.87 0.07 75.92 03:43:01 1 10.71 0.00 1.22 0.13 0.03 87.90 03:43:01 2 16.49 0.00 1.15 0.03 0.05 82.28 03:43:01 3 44.80 0.00 1.92 1.97 0.07 51.25 Average: all 37.14 0.00 1.69 2.58 0.07 58.52 Average: 0 33.93 0.00 1.50 4.34 0.07 60.16 Average: 1 38.19 0.00 1.69 1.29 0.08 58.76 Average: 2 36.75 0.00 1.64 0.36 0.07 61.19 Average: 3 39.70 0.00 1.91 4.33 0.08 53.98