---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8010 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 480 5306 0 2188 7215 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:7a:d0:12 brd ff:ff:ff:ff:ff:ff inet 10.32.7.152/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe7a:d012/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8010) 03/03/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 151.49 77.99 73.50 4816.53 39995.88 12:49:01 53.83 0.19 53.64 22.37 9765.50 12:50:01 97.13 37.02 60.11 2147.02 7976.81 12:51:01 30.94 4.12 26.82 113.70 5089.24 12:52:01 20.99 0.35 20.64 33.72 1372.65 Average: 70.93 24.01 46.92 1431.20 12849.00 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6044592 7430560 2122828 25.99 36124 1530736 688084 7.47 573076 1391532 67964 12:49:01 5752856 7409004 2414564 29.56 55452 1766144 698420 7.58 606028 1617072 127416 12:50:01 5209828 7028000 2957592 36.21 63360 1913988 1068948 11.60 1044624 1707740 7036 12:51:01 5393624 7344912 2773796 33.96 66788 2041544 734872 7.97 802876 1763580 24692 12:52:01 5390432 7347952 2776988 34.00 68628 2046056 741532 8.05 803600 1765692 12080 Average: 5558266 7312086 2609154 31.95 58070 1859694 786371 8.53 766041 1649123 47838 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 415.80 243.63 1242.70 68.17 0.00 0.00 0.00 0.00 12:48:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 45.43 36.39 559.94 4.47 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 287.94 324.89 1450.75 59.45 0.00 0.00 0.00 0.00 12:50:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 143.32 142.74 323.25 634.12 0.00 0.00 0.00 0.00 12:51:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 12:52:01 ens3 12.01 12.43 10.01 6.00 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 181.34 152.39 717.81 154.94 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8010) 03/03/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.71 0.00 4.14 4.95 1.34 66.87 12:48:02 0 22.27 0.00 2.18 3.95 1.23 70.36 12:48:02 1 10.80 0.00 8.75 8.23 1.48 70.73 12:48:02 2 30.67 0.00 3.12 5.39 1.40 59.42 12:48:02 3 27.02 0.00 2.57 2.23 1.23 66.95 12:49:01 all 20.90 0.00 1.42 1.44 0.87 75.37 12:49:01 0 29.35 0.00 1.59 0.20 1.08 67.77 12:49:01 1 2.60 0.00 0.81 5.22 0.72 90.66 12:49:01 2 43.59 0.00 2.88 0.29 1.42 51.82 12:49:01 3 8.21 0.00 0.39 0.02 0.27 91.11 12:50:01 all 46.20 0.00 2.67 1.77 2.79 46.57 12:50:01 0 53.96 0.00 2.51 1.79 2.92 38.81 12:50:01 1 34.03 0.00 2.96 2.14 2.10 58.77 12:50:01 2 45.53 0.00 3.08 1.87 3.08 46.43 12:50:01 3 51.25 0.00 2.10 1.30 3.03 42.32 12:51:01 all 25.41 0.00 1.37 0.69 1.06 71.46 12:51:01 0 10.75 0.00 0.65 0.83 0.70 87.08 12:51:01 1 30.68 0.00 1.76 1.04 1.11 65.41 12:51:01 2 45.28 0.00 1.92 0.72 1.65 50.43 12:51:01 3 14.95 0.00 1.15 0.18 0.78 82.94 12:52:01 all 20.82 0.00 1.02 0.58 0.72 76.87 12:52:01 0 50.83 0.00 1.63 0.15 1.47 45.92 12:52:01 1 7.15 0.00 0.79 0.44 0.40 91.23 12:52:01 2 17.77 0.00 1.05 1.67 0.58 78.93 12:52:01 3 7.45 0.00 0.62 0.05 0.45 91.43 Average: all 27.23 0.00 2.12 1.89 1.36 67.40 Average: 0 33.45 0.00 1.71 1.39 1.48 61.96 Average: 1 17.10 0.00 3.01 3.40 1.16 75.33 Average: 2 36.55 0.00 2.41 1.99 1.63 57.42 Average: 3 21.82 0.00 1.37 0.76 1.16 74.90