---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9994 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 425 1201 0 2317 3252 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:c3:17:a3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85989sec preferred_lft 85989sec inet6 fe80::f816:3eff:fec3:17a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9994) 11/09/24 _x86_64_ (4 CPU) 22:54:50 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 141.03 60.14 80.89 4281.55 7637.79 22:57:01 83.20 30.03 53.17 1644.13 9858.22 22:58:01 10.23 0.02 10.22 0.13 443.47 22:59:01 37.26 10.48 26.78 732.68 3621.00 23:00:01 3.28 0.10 3.18 3.07 187.17 23:01:02 32.28 3.80 28.48 111.05 2635.69 Average: 51.22 17.43 33.79 1128.80 4063.99 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 1807016 3392972 2231628 55.26 51164 1689972 564072 11.09 529364 1529788 163276 22:57:01 1483008 3227496 2555636 63.28 57616 1834788 724484 14.24 708680 1658728 5064 22:58:01 1468264 3219220 2570380 63.64 59292 1838744 728444 14.32 718336 1662040 1788 22:59:01 414484 2292844 3624160 89.74 62120 1959352 1575348 30.97 1678044 1743160 4036 23:00:01 370520 2249348 3668124 90.83 62220 1959432 1613760 31.72 1724172 1740292 40 23:01:02 1252608 3344612 2786036 68.98 65908 2164076 590880 11.61 718956 1859000 136852 Average: 1132650 2954415 2905994 71.95 59720 1907727 966165 18.99 1012925 1698835 51843 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 ens3 368.59 260.11 1542.33 70.75 0.00 0.00 0.00 0.00 22:56:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 22:57:01 ens3 148.13 144.66 676.12 30.22 0.00 0.00 0.00 0.00 22:57:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:58:01 ens3 53.82 78.02 58.04 12.62 0.00 0.00 0.00 0.00 22:58:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:59:01 ens3 247.74 286.42 1600.27 44.93 0.00 0.00 0.00 0.00 22:59:01 lo 0.88 0.88 0.39 0.39 0.00 0.00 0.00 0.00 23:00:01 ens3 2.37 2.52 0.51 0.63 0.00 0.00 0.00 0.00 23:00:01 lo 13.25 13.25 4.16 4.16 0.00 0.00 0.00 0.00 23:01:02 ens3 247.13 258.37 1114.55 47.26 0.00 0.00 0.00 0.00 23:01:02 lo 16.15 16.15 3.53 3.53 0.00 0.00 0.00 0.00 Average: ens3 177.96 171.68 831.99 34.40 0.00 0.00 0.00 0.00 Average: lo 5.48 5.48 1.39 1.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9994) 11/09/24 _x86_64_ (4 CPU) 22:54:50 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 22.20 0.00 1.75 4.02 0.06 71.96 22:56:01 0 17.44 0.00 1.32 10.25 0.05 70.95 22:56:01 1 32.36 0.00 2.29 2.33 0.08 62.94 22:56:01 2 12.18 0.00 1.34 1.50 0.05 84.92 22:56:01 3 26.96 0.00 2.10 1.99 0.07 68.88 22:57:01 all 13.61 0.00 0.71 1.58 0.04 84.06 22:57:01 0 7.11 0.00 0.33 1.50 0.02 91.04 22:57:01 1 25.89 0.00 0.95 0.95 0.07 72.15 22:57:01 2 11.64 0.00 0.90 1.14 0.05 86.27 22:57:01 3 9.75 0.00 0.65 2.77 0.03 86.79 22:58:01 all 3.48 0.00 0.20 0.06 0.03 96.23 22:58:01 0 1.30 0.00 0.10 0.12 0.02 98.47 22:58:01 1 2.02 0.00 0.10 0.12 0.02 97.75 22:58:01 2 5.36 0.00 0.44 0.00 0.03 94.17 22:58:01 3 5.24 0.00 0.17 0.00 0.02 94.58 22:59:01 all 26.48 0.00 0.97 0.28 0.05 72.21 22:59:01 0 21.97 0.00 1.10 0.22 0.07 76.65 22:59:01 1 28.52 0.00 0.45 0.43 0.05 70.54 22:59:01 2 30.87 0.00 1.41 0.34 0.07 67.32 22:59:01 3 24.59 0.00 0.92 0.12 0.05 74.32 23:00:01 all 3.68 0.00 0.32 0.05 0.03 95.93 23:00:01 0 4.49 0.00 0.36 0.00 0.03 95.12 23:00:01 1 2.80 0.00 0.32 0.18 0.02 96.68 23:00:01 2 3.63 0.00 0.27 0.00 0.03 96.07 23:00:01 3 3.78 0.00 0.33 0.00 0.03 95.85 23:01:02 all 13.65 0.00 0.91 0.30 0.05 85.09 23:01:02 0 10.52 0.00 0.90 0.23 0.03 88.32 23:01:02 1 10.50 0.00 0.58 0.87 0.05 88.00 23:01:02 2 15.02 0.00 1.27 0.05 0.05 83.61 23:01:02 3 18.56 0.00 0.90 0.05 0.05 80.45 Average: all 13.84 0.00 0.81 1.05 0.04 84.26 Average: 0 10.46 0.00 0.69 2.05 0.04 86.77 Average: 1 17.00 0.00 0.78 0.81 0.05 81.36 Average: 2 13.11 0.00 0.94 0.51 0.05 85.40 Average: 3 14.81 0.00 0.84 0.82 0.04 83.49