---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2949 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 431 1155 0 2357 3244 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:0a:09:7e brd ff:ff:ff:ff:ff:ff inet 10.32.7.64/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86010sec preferred_lft 86010sec inet6 fe80::f816:3eff:fe0a:97e/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-2949) 01/06/24 _x86_64_ (4 CPU) 10:57:53 LINUX RESTART (4 CPU) 10:58:01 tps rtps wtps bread/s bwrtn/s 10:59:01 133.11 67.64 65.47 4553.51 42260.57 11:00:01 76.09 29.06 47.03 1623.33 9101.95 11:01:01 26.63 0.00 26.63 0.00 4839.33 11:02:01 24.36 0.67 23.70 15.60 3047.36 11:03:01 29.30 10.36 18.93 723.88 837.59 11:04:01 40.93 4.43 36.49 186.77 6700.62 Average: 55.07 18.69 36.37 1183.85 11131.24 10:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:59:01 1811888 3380128 2226764 55.14 48916 1675100 577136 11.34 544236 1510312 147096 11:00:01 1415868 3228928 2622784 64.94 59244 1899844 715188 14.06 711100 1719664 131096 11:01:01 1403416 3222648 2635236 65.25 60284 1904140 719180 14.14 718840 1722872 1728 11:02:01 1195420 3101260 2843232 70.40 62280 1986092 840684 16.53 841752 1801632 3876 11:03:01 282072 2228328 3756580 93.02 63800 2022336 1702808 33.47 1746480 1798204 540 11:04:01 1179736 3318376 2858916 70.79 69912 2205748 619232 12.17 745420 1901696 42412 Average: 1214733 3079945 2823919 69.92 60739 1948877 862371 16.95 884638 1742397 54458 10:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:59:01 ens3 469.84 321.96 1445.39 71.89 0.00 0.00 0.00 0.00 10:59:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 11:00:01 ens3 127.70 118.91 1113.95 22.51 0.00 0.00 0.00 0.00 11:00:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 11:01:01 ens3 56.36 81.20 70.00 13.01 0.00 0.00 0.00 0.00 11:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:02:01 ens3 196.40 242.59 1370.01 33.38 0.00 0.00 0.00 0.00 11:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:03:01 ens3 100.65 102.40 204.81 24.13 0.00 0.00 0.00 0.00 11:03:01 lo 1121.20 1121.20 376.88 376.88 0.00 0.00 0.00 0.00 11:04:01 ens3 247.83 217.81 778.61 50.06 0.00 0.00 0.00 0.00 11:04:01 lo 21.53 21.53 4.93 4.93 0.00 0.00 0.00 0.00 Average: ens3 199.79 180.81 830.46 35.83 0.00 0.00 0.00 0.00 Average: lo 190.99 190.99 63.68 63.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2949) 01/06/24 _x86_64_ (4 CPU) 10:57:53 LINUX RESTART (4 CPU) 10:58:01 CPU %user %nice %system %iowait %steal %idle 10:59:01 all 21.26 0.00 2.09 3.92 0.05 72.67 10:59:01 0 35.00 0.00 2.65 4.35 0.07 57.93 10:59:01 1 28.19 0.00 2.20 0.98 0.05 68.57 10:59:01 2 16.24 0.00 2.07 4.24 0.05 77.39 10:59:01 3 5.64 0.00 1.42 6.13 0.05 86.75 11:00:01 all 19.57 0.00 1.05 1.90 0.05 77.42 11:00:01 0 29.67 0.00 1.82 2.36 0.05 66.10 11:00:01 1 18.69 0.00 1.00 0.75 0.03 79.52 11:00:01 2 21.77 0.00 0.99 0.53 0.05 76.66 11:00:01 3 8.20 0.00 0.42 3.97 0.05 87.37 11:01:01 all 5.37 0.00 0.24 0.45 0.02 93.92 11:01:01 0 3.83 0.00 0.08 0.20 0.02 95.87 11:01:01 1 4.84 0.00 0.32 0.00 0.03 94.81 11:01:01 2 4.14 0.00 0.33 1.28 0.02 94.23 11:01:01 3 8.67 0.00 0.25 0.30 0.05 90.73 11:02:01 all 6.59 0.00 0.50 0.33 0.03 92.55 11:02:01 0 6.86 0.00 0.46 0.02 0.02 92.64 11:02:01 1 7.09 0.00 0.47 0.23 0.03 92.17 11:02:01 2 6.84 0.00 0.57 0.40 0.02 92.17 11:02:01 3 5.55 0.00 0.48 0.69 0.03 93.25 11:03:01 all 62.25 0.00 3.96 0.32 0.14 33.32 11:03:01 0 59.18 0.00 3.72 0.13 0.13 36.83 11:03:01 1 66.31 0.00 3.60 0.08 0.13 29.87 11:03:01 2 65.43 0.00 3.76 0.17 0.13 30.50 11:03:01 3 58.06 0.00 4.77 0.90 0.15 36.13 11:04:01 all 22.38 0.00 1.14 0.86 0.05 75.56 11:04:01 0 12.67 0.00 1.37 0.39 0.05 85.53 11:04:01 1 16.61 0.00 0.62 0.03 0.03 82.71 11:04:01 2 45.65 0.00 1.47 0.75 0.08 52.04 11:04:01 3 14.55 0.00 1.11 2.29 0.05 82.00 Average: all 22.83 0.00 1.49 1.30 0.06 74.32 Average: 0 24.41 0.00 1.68 1.24 0.06 72.62 Average: 1 23.56 0.00 1.36 0.35 0.05 74.67 Average: 2 26.63 0.00 1.53 1.23 0.06 70.55 Average: 3 16.70 0.00 1.40 2.38 0.06 79.45