---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4946 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: 2800.000 BogoMIPS: 5600.00 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 7.8G 12G 41% / 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 474 5082 0 2418 7214 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:db:ed:8b brd ff:ff:ff:ff:ff:ff inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fedb:ed8b/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-4946) 07/04/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 153.71 67.19 86.52 4300.22 40809.75 05:59:01 73.75 19.47 54.28 1309.88 9887.82 06:00:01 50.91 14.71 36.19 852.52 9074.35 06:01:01 13.00 6.48 6.51 218.86 3032.59 06:02:01 30.41 4.32 26.10 185.70 6982.70 Average: 64.32 22.44 41.88 1373.61 13970.68 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5964120 7405920 2203292 26.98 38380 1582980 708040 7.68 596872 1441604 98440 05:59:01 5691112 7450484 2476300 30.32 58212 1862744 818380 8.88 580768 1694932 155316 06:00:01 5023012 6998528 3144400 38.50 63560 2067288 1059344 11.49 1053732 1876012 81936 06:01:01 4935416 6925840 3231996 39.57 64560 2080016 1137976 12.35 1148668 1863368 2356 06:02:01 5266940 7446512 2900472 35.51 69616 2259620 636192 6.90 690592 1983584 25268 Average: 5376120 7245457 2791292 34.18 58866 1970530 871986 9.46 814126 1771900 72663 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 05:58:02 ens3 455.16 241.84 1497.42 65.91 0.00 0.00 0.00 0.00 05:59:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 05:59:01 ens3 65.51 54.28 529.59 11.77 0.00 0.00 0.00 0.00 06:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:00:01 ens3 223.16 206.53 2867.40 25.80 0.00 0.00 0.00 0.00 06:01:01 lo 122.73 122.73 36.52 36.52 0.00 0.00 0.00 0.00 06:01:01 ens3 18.31 18.51 76.98 3.69 0.00 0.00 0.00 0.00 06:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:02:01 ens3 122.93 108.77 1054.72 20.61 0.00 0.00 0.00 0.00 Average: lo 25.31 25.31 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 177.38 126.22 1207.45 25.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4946) 07/04/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 23.17 0.00 2.62 4.33 1.34 68.53 05:58:02 0 30.02 0.00 2.21 2.63 1.23 63.90 05:58:02 1 18.00 0.00 2.06 9.19 1.14 69.61 05:58:02 2 7.82 0.00 1.25 1.79 1.44 87.70 05:58:02 3 36.88 0.00 5.01 3.75 1.55 52.81 05:59:01 all 21.57 0.00 1.45 1.87 1.10 74.01 05:59:01 0 5.74 0.00 0.54 1.99 1.06 90.67 05:59:01 1 2.81 0.00 0.68 3.46 0.81 92.23 05:59:01 2 15.71 0.00 1.05 1.34 0.74 81.16 05:59:01 3 62.16 0.00 3.53 0.73 1.82 31.76 06:00:01 all 25.79 0.00 1.44 1.12 1.48 70.17 06:00:01 0 29.57 0.00 2.18 0.52 1.53 66.19 06:00:01 1 19.67 0.00 1.17 3.41 1.39 74.36 06:00:01 2 21.33 0.00 1.22 0.33 1.35 75.77 06:00:01 3 32.59 0.00 1.18 0.23 1.64 64.36 06:01:01 all 43.41 0.00 1.40 0.25 2.48 52.45 06:01:01 0 38.05 0.00 1.22 0.02 2.27 58.45 06:01:01 1 46.20 0.00 1.50 0.58 2.76 48.96 06:01:01 2 42.70 0.00 1.57 0.27 2.64 52.82 06:01:01 3 46.71 0.00 1.32 0.12 2.27 49.58 06:02:01 all 27.25 0.00 1.50 0.74 1.20 69.32 06:02:01 0 31.90 0.00 0.77 0.08 1.05 66.20 06:02:01 1 17.35 0.00 1.93 2.21 0.96 77.54 06:02:01 2 35.31 0.00 1.78 0.15 1.32 61.44 06:02:01 3 24.46 0.00 1.52 0.52 1.45 72.06 Average: all 28.26 0.00 1.68 1.66 1.52 66.88 Average: 0 27.10 0.00 1.39 1.05 1.43 69.04 Average: 1 20.86 0.00 1.47 3.77 1.41 72.49 Average: 2 24.58 0.00 1.37 0.78 1.50 71.77 Average: 3 40.48 0.00 2.51 1.07 1.74 54.20