---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5562 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 7.6G 12G 40% / 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 457 5277 0 2241 7236 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:79:d0:80 brd ff:ff:ff:ff:ff:ff inet 10.32.7.205/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe79:d080/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5562) 10/04/25 _x86_64_ (4 CPU) 08:12:58 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 183.19 98.83 84.35 5195.40 40713.50 08:15:01 82.62 29.73 52.89 1661.59 8550.97 08:16:01 77.04 9.32 67.72 643.76 10570.50 08:17:01 30.17 2.32 27.85 122.21 4122.87 Average: 93.25 35.05 58.20 1905.59 15988.47 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 6001756 7420208 2165656 26.52 36428 1562264 715028 7.76 579264 1423660 84720 08:15:01 5636656 7336336 2530756 30.99 57088 1806864 833800 9.05 682032 1653692 131996 08:16:01 5068224 6994160 3099188 37.95 64296 2018628 1025964 11.13 1096024 1791008 34396 08:17:01 5415764 7426056 2751648 33.69 68008 2097472 661720 7.18 690388 1846372 33808 Average: 5530600 7294190 2636812 32.28 56455 1871307 809128 8.78 761927 1678683 71230 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 08:14:01 ens3 368.06 224.40 1442.32 65.40 0.00 0.00 0.00 0.00 08:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 08:15:01 ens3 81.40 52.77 474.84 14.15 0.00 0.00 0.00 0.00 08:16:01 lo 1.42 1.42 0.19 0.19 0.00 0.00 0.00 0.00 08:16:01 ens3 366.49 414.18 2610.46 63.27 0.00 0.00 0.00 0.00 08:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:17:01 ens3 122.54 122.39 571.92 25.49 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 234.61 203.43 1274.82 42.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5562) 10/04/25 _x86_64_ (4 CPU) 08:12:58 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.99 0.00 2.74 5.95 1.28 68.05 08:14:01 0 23.18 0.00 1.88 4.50 1.33 69.10 08:14:01 1 20.31 0.00 2.16 6.89 1.23 69.41 08:14:01 2 16.78 0.00 4.67 4.86 1.03 72.66 08:14:01 3 27.71 0.00 2.22 7.56 1.52 61.00 08:15:01 all 23.36 0.00 1.38 2.14 1.19 71.92 08:15:01 0 12.78 0.00 0.98 3.62 0.95 81.67 08:15:01 1 19.43 0.00 1.43 2.74 0.80 75.60 08:15:01 2 17.85 0.00 1.11 1.44 1.47 78.13 08:15:01 3 43.46 0.00 2.00 0.77 1.57 52.20 08:16:01 all 44.47 0.00 1.91 1.01 2.88 49.74 08:16:01 0 50.30 0.00 2.10 0.50 2.72 44.37 08:16:01 1 40.08 0.00 1.22 2.03 2.56 54.11 08:16:01 2 40.62 0.00 1.75 0.18 3.01 54.44 08:16:01 3 46.91 0.00 2.59 1.31 3.21 45.98 08:17:01 all 22.71 0.00 1.26 0.79 1.23 74.01 08:17:01 0 11.32 0.00 1.35 1.92 0.65 84.76 08:17:01 1 17.92 0.00 0.83 0.98 1.13 79.14 08:17:01 2 18.23 0.00 1.00 0.12 1.34 79.32 08:17:01 3 43.37 0.00 1.86 0.13 1.79 52.84 Average: all 28.13 0.00 1.82 2.47 1.64 65.93 Average: 0 24.37 0.00 1.58 2.64 1.41 70.00 Average: 1 24.43 0.00 1.41 3.16 1.43 69.57 Average: 2 23.38 0.00 2.13 1.65 1.72 71.13 Average: 3 40.37 0.00 2.17 2.44 2.02 53.00