---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-388 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: 2799.870 BogoMIPS: 5599.74 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 397 1186 0 2360 3279 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:5d:a3:79 brd ff:ff:ff:ff:ff:ff inet 10.32.6.219/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe5d:a379/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-388) 12/13/23 _x86_64_ (4 CPU) 19:07:56 LINUX RESTART (4 CPU) 19:08:01 tps rtps wtps bread/s bwrtn/s 19:09:01 159.17 88.72 70.45 5410.70 42182.19 19:10:01 80.00 29.01 50.99 1626.40 10301.35 19:11:01 25.11 0.02 25.10 0.13 3381.30 19:12:01 27.73 2.70 25.03 361.81 2930.58 19:13:01 38.66 11.91 26.75 577.10 2748.88 19:14:01 32.51 0.92 31.59 58.52 7811.63 Average: 60.53 22.21 38.32 1339.11 11559.32 19:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:09:01 1879684 3430328 2158960 53.46 48344 1657788 538876 10.59 488732 1497596 140956 19:10:01 1499192 3276584 2539452 62.88 58632 1865608 702116 13.80 659972 1688852 87384 19:11:01 1484884 3268068 2553760 63.23 59320 1869920 710104 13.96 670240 1692188 1300 19:12:01 1252700 3131604 2785944 68.98 61992 1960124 820572 16.13 817232 1771004 3340 19:13:01 1254392 3378788 2784252 68.94 65252 2196552 573740 11.28 715848 1858004 154848 19:14:01 1219948 3365032 2818696 69.79 71128 2210880 588624 11.57 741888 1864864 33952 Average: 1431800 3308401 2606844 64.55 60778 1960145 655672 12.89 682319 1728751 70297 19:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:09:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:09:01 ens3 351.04 219.73 1366.58 64.12 0.00 0.00 0.00 0.00 19:10:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 19:10:01 ens3 108.62 97.35 738.27 23.17 0.00 0.00 0.00 0.00 19:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:11:01 ens3 57.21 81.94 70.37 12.99 0.00 0.00 0.00 0.00 19:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:12:01 ens3 217.98 266.92 1323.25 37.60 0.00 0.00 0.00 0.00 19:13:01 lo 120.21 120.21 36.32 36.32 0.00 0.00 0.00 0.00 19:13:01 ens3 221.90 233.84 1096.37 39.05 0.00 0.00 0.00 0.00 19:14:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:14:01 ens3 70.00 77.62 47.63 887.67 0.00 0.00 0.00 0.00 Average: lo 20.87 20.87 6.13 6.13 0.00 0.00 0.00 0.00 Average: ens3 171.12 162.90 773.75 177.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-388) 12/13/23 _x86_64_ (4 CPU) 19:07:56 LINUX RESTART (4 CPU) 19:08:01 CPU %user %nice %system %iowait %steal %idle 19:09:01 all 21.44 0.00 2.46 4.83 0.06 71.21 19:09:01 0 18.75 0.00 1.74 1.60 0.05 77.86 19:09:01 1 7.31 0.00 1.52 3.33 0.03 87.81 19:09:01 2 15.31 0.00 3.03 3.98 0.08 77.60 19:09:01 3 44.40 0.00 3.52 10.42 0.10 41.56 19:10:01 all 18.53 0.00 1.08 1.65 0.06 78.69 19:10:01 0 18.26 0.00 1.10 1.15 0.05 79.44 19:10:01 1 22.90 0.00 1.24 1.65 0.08 74.12 19:10:01 2 20.39 0.00 1.14 1.35 0.05 77.07 19:10:01 3 12.59 0.00 0.85 2.45 0.05 84.06 19:11:01 all 4.76 0.00 0.23 0.33 0.03 94.65 19:11:01 0 2.00 0.00 0.07 0.00 0.02 97.92 19:11:01 1 7.34 0.00 0.10 0.00 0.02 92.55 19:11:01 2 3.76 0.00 0.15 0.29 0.05 95.76 19:11:01 3 5.94 0.00 0.60 1.00 0.03 92.42 19:12:01 all 7.98 0.00 0.63 0.23 0.04 91.12 19:12:01 0 5.75 0.00 0.28 0.12 0.02 93.84 19:12:01 1 6.00 0.00 0.62 0.00 0.03 93.35 19:12:01 2 9.14 0.00 0.55 0.45 0.03 89.83 19:12:01 3 11.05 0.00 1.09 0.33 0.07 87.46 19:13:01 all 38.87 0.00 1.24 0.37 0.10 59.43 19:13:01 0 39.38 0.00 0.92 0.40 0.10 59.20 19:13:01 1 41.95 0.00 1.42 0.20 0.08 56.35 19:13:01 2 36.65 0.00 1.17 0.30 0.10 61.78 19:13:01 3 37.50 0.00 1.46 0.59 0.10 60.35 19:14:01 all 18.58 0.00 0.88 0.93 0.05 79.56 19:14:01 0 6.27 0.00 0.55 2.73 0.02 90.44 19:14:01 1 20.48 0.00 0.77 0.08 0.07 78.61 19:14:01 2 42.19 0.00 1.54 0.17 0.08 56.03 19:14:01 3 5.53 0.00 0.67 0.70 0.02 93.08 Average: all 18.36 0.00 1.09 1.38 0.06 79.12 Average: 0 15.04 0.00 0.77 1.00 0.04 83.14 Average: 1 17.66 0.00 0.94 0.88 0.05 80.47 Average: 2 21.26 0.00 1.26 1.09 0.07 76.32 Average: 3 19.49 0.00 1.36 2.58 0.06 76.51