---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4161 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 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 470 5323 0 2181 7225 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:9e:ee:37 brd ff:ff:ff:ff:ff:ff inet 10.32.7.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fe9e:ee37/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4161) 01/26/26 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 97.12 29.06 68.06 954.11 5667.72 07:07:01 79.47 30.02 49.45 1681.44 8670.04 07:08:01 67.97 8.68 59.29 505.25 7393.70 07:09:01 26.02 1.63 24.39 76.77 4846.12 Average: 67.65 17.35 50.30 804.40 6644.41 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5893992 7375644 2273428 27.84 40612 1618164 736172 7.99 641624 1464628 102312 07:07:01 5534980 7246688 2632440 32.23 58376 1816780 853452 9.26 776692 1659892 103916 07:08:01 5475256 7408972 2692164 32.96 65564 2025392 674432 7.32 731128 1754004 113160 07:09:01 5435460 7380544 2731960 33.45 67572 2034440 703104 7.63 767532 1756932 8024 Average: 5584922 7352962 2582498 31.62 58031 1873694 741790 8.05 729244 1658864 81853 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 366.82 203.12 1237.49 56.25 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 111.15 84.91 506.34 20.86 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 359.86 357.36 1514.92 72.14 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 59.98 61.76 29.12 596.39 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 224.44 176.78 821.92 186.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4161) 01/26/26 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 24.62 0.00 1.66 2.79 1.11 69.81 07:06:01 0 14.69 0.00 1.07 2.67 0.74 80.84 07:06:01 1 21.06 0.00 1.53 6.87 1.25 69.29 07:06:01 2 48.97 0.00 2.85 1.40 1.65 45.13 07:06:01 3 13.73 0.00 1.18 0.22 0.82 84.05 07:07:01 all 27.71 0.00 1.72 1.90 1.28 67.39 07:07:01 0 11.04 0.00 1.05 2.24 0.82 84.85 07:07:01 1 57.15 0.00 2.85 0.43 1.82 37.75 07:07:01 2 11.89 0.00 1.45 3.44 1.18 82.04 07:07:01 3 30.73 0.00 1.55 1.50 1.28 64.94 07:08:01 all 45.06 0.00 2.67 1.14 3.02 48.11 07:08:01 0 38.90 0.00 2.62 1.97 2.90 53.61 07:08:01 1 50.79 0.00 2.45 1.10 2.92 42.75 07:08:01 2 40.46 0.00 2.63 1.03 2.90 52.99 07:08:01 3 50.08 0.00 2.95 0.46 3.33 43.17 07:09:01 all 21.57 0.00 0.98 0.73 0.99 75.72 07:09:01 0 16.85 0.00 0.81 0.85 0.90 80.59 07:09:01 1 14.24 0.00 0.70 1.45 0.72 82.90 07:09:01 2 34.97 0.00 1.05 0.48 1.48 62.02 07:09:01 3 20.21 0.00 1.41 0.15 0.87 77.36 Average: all 29.74 0.00 1.76 1.64 1.60 65.26 Average: 0 20.37 0.00 1.39 1.93 1.34 74.97 Average: 1 35.80 0.00 1.88 2.46 1.67 58.18 Average: 2 34.07 0.00 1.99 1.59 1.80 60.55 Average: 3 28.72 0.00 1.78 0.58 1.58 67.35