---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14301 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.8G 11G 46% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 481 3961 0 3532 7195 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:70:45:c0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85995sec preferred_lft 85995sec inet6 fe80::f816:3eff:fe70:45c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14301) 10/03/26 _x86_64_ (4 CPU) 22:54:53 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:02 154.16 55.54 98.62 3630.19 42841.28 22:57:01 129.88 37.11 92.76 2286.39 51347.50 22:58:01 12.21 0.02 12.20 0.13 559.77 22:59:01 36.31 11.81 24.50 758.81 3612.86 23:00:01 3.28 0.03 3.25 0.27 148.11 23:01:01 37.29 4.30 32.99 175.84 2904.72 Average: 62.00 18.08 43.92 1138.75 16806.44 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:02 5913520 7474936 2253892 27.60 49336 1682528 633392 6.87 511576 1560716 187632 22:57:01 4325768 7267840 3841644 47.04 59608 3027368 818236 8.88 746240 2861560 4812 22:58:01 4309652 7261372 3857760 47.23 62108 3033264 818236 8.88 754524 2866360 1656 22:59:01 3296600 6376176 4870812 59.64 64684 3154056 1599676 17.36 1673336 2946504 3200 23:00:01 3276576 6356112 4890836 59.88 64768 3154064 1633260 17.72 1695676 2944112 52 23:01:01 4072732 7379944 4094680 50.13 69772 3369552 687020 7.45 762756 3077020 165752 Average: 4199141 7019397 3968271 48.59 61713 2903472 1031637 11.19 1024018 2709379 60517 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 22:56:02 ens3 428.58 249.23 1618.09 67.77 0.00 0.00 0.00 0.00 22:57:01 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 22:57:01 ens3 979.50 562.82 19472.48 58.02 0.00 0.00 0.00 0.00 22:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:58:01 ens3 65.89 92.37 63.32 20.87 0.00 0.00 0.00 0.00 22:59:01 lo 5.28 5.28 2.14 2.14 0.00 0.00 0.00 0.00 22:59:01 ens3 203.33 230.89 1576.11 46.21 0.00 0.00 0.00 0.00 23:00:01 lo 13.16 13.16 3.27 3.27 0.00 0.00 0.00 0.00 23:00:01 ens3 6.03 4.85 1.30 1.30 0.00 0.00 0.00 0.00 23:01:01 lo 12.46 12.46 2.80 2.80 0.00 0.00 0.00 0.00 23:01:01 ens3 216.40 227.68 1085.72 58.43 0.00 0.00 0.00 0.00 Average: lo 5.62 5.62 1.42 1.42 0.00 0.00 0.00 0.00 Average: ens3 314.77 227.04 3926.33 42.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14301) 10/03/26 _x86_64_ (4 CPU) 22:54:53 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:02 all 21.22 0.00 1.92 4.40 0.08 72.37 22:56:02 0 24.42 0.00 1.59 1.44 0.07 72.49 22:56:02 1 18.39 0.00 2.26 7.38 0.08 71.88 22:56:02 2 27.36 0.00 2.36 2.13 0.12 68.03 22:56:02 3 14.70 0.00 1.52 6.68 0.07 77.03 22:57:01 all 19.40 0.00 1.63 3.10 0.08 75.79 22:57:01 0 17.36 0.00 2.08 3.54 0.07 76.95 22:57:01 1 16.12 0.00 1.55 4.53 0.05 77.74 22:57:01 2 32.75 0.00 1.66 1.87 0.12 63.61 22:57:01 3 11.26 0.00 1.20 2.46 0.07 85.01 22:58:01 all 4.40 0.00 0.23 0.03 0.03 95.31 22:58:01 0 5.20 0.00 0.47 0.00 0.03 94.30 22:58:01 1 4.73 0.00 0.35 0.02 0.03 94.87 22:58:01 2 6.28 0.00 0.05 0.00 0.03 93.64 22:58:01 3 1.40 0.00 0.05 0.10 0.03 98.41 22:59:01 all 28.70 0.00 1.08 0.41 0.10 69.71 22:59:01 0 29.82 0.00 1.05 0.32 0.10 68.71 22:59:01 1 28.13 0.00 0.95 0.58 0.10 70.23 22:59:01 2 29.68 0.00 1.02 0.20 0.10 69.00 22:59:01 3 27.18 0.00 1.34 0.52 0.08 70.88 23:00:01 all 2.65 0.00 0.37 0.04 0.03 96.92 23:00:01 0 2.65 0.00 0.33 0.03 0.03 96.95 23:00:01 1 2.61 0.00 0.37 0.00 0.02 97.01 23:00:01 2 2.50 0.00 0.35 0.00 0.02 97.13 23:00:01 3 2.86 0.00 0.43 0.12 0.03 96.56 23:01:01 all 19.21 0.00 1.27 0.44 0.07 79.01 23:01:01 0 11.26 0.00 1.04 0.99 0.07 86.65 23:01:01 1 13.87 0.00 0.79 0.34 0.05 84.96 23:01:01 2 23.94 0.00 1.95 0.23 0.08 73.79 23:01:01 3 27.76 0.00 1.29 0.20 0.08 70.67 Average: all 15.92 0.00 1.08 1.40 0.06 81.54 Average: 0 15.11 0.00 1.09 1.05 0.06 82.70 Average: 1 13.97 0.00 1.04 2.13 0.06 82.80 Average: 2 20.38 0.00 1.23 0.73 0.08 77.58 Average: 3 14.20 0.00 0.97 1.68 0.06 83.09