---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6376 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 540 12711 0 2787 15171 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:62:47:8b brd ff:ff:ff:ff:ff:ff inet 10.30.107.47/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85983sec preferred_lft 85983sec inet6 fe80::f816:3eff:fe62:478b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6376) 07/07/26 _x86_64_ (4 CPU) 18:48:39 LINUX RESTART (4 CPU) 18:49:07 tps rtps wtps bread/s bwrtn/s 18:50:01 203.76 60.64 143.12 4016.59 25878.32 18:51:01 105.52 16.06 89.45 1240.33 19408.90 18:52:01 66.32 12.71 53.61 477.92 15648.86 18:53:01 91.10 11.38 79.72 808.27 17028.63 18:54:01 16.68 2.45 14.23 70.25 9753.17 18:55:01 45.68 3.18 42.49 141.98 19804.83 Average: 86.22 17.01 69.21 1076.90 17785.60 18:49:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 14236640 15577736 2188328 13.32 44532 1509496 801036 4.58 628528 1369592 55492 18:51:01 13805208 15626596 2619760 15.95 70460 1942312 744588 4.26 594948 1792528 221108 18:52:01 13660480 15514452 2764488 16.83 77200 1966040 933672 5.34 717304 1808348 12260 18:53:01 12026604 14213068 4398364 26.78 89900 2272772 2002532 11.46 2115664 2014660 51920 18:54:01 12025264 14219200 4399704 26.79 90172 2279672 2102104 12.03 2136024 1995600 2664 18:55:01 13040244 15558916 3384724 20.61 93604 2597224 786372 4.50 938040 2173980 11924 Average: 13132407 15118328 3292561 20.05 77645 2094586 1228384 7.03 1188418 1859118 59228 18:49:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 363.90 246.84 1097.47 78.11 0.00 0.00 0.00 0.00 18:50:01 lo 1.41 1.41 0.16 0.16 0.00 0.00 0.00 0.00 18:51:01 ens3 113.75 79.22 1629.47 14.90 0.00 0.00 0.00 0.00 18:51:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 18:52:01 ens3 95.48 100.25 143.56 34.38 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 452.79 351.46 3688.67 67.68 0.00 0.00 0.00 0.00 18:53:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:54:01 ens3 346.59 172.94 85.95 71.27 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 ens3 215.23 163.29 380.17 1235.68 0.00 0.00 0.00 0.00 18:55:01 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 262.94 184.63 1172.12 253.25 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6376) 07/07/26 _x86_64_ (4 CPU) 18:48:39 LINUX RESTART (4 CPU) 18:49:07 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.31 0.00 1.60 15.89 0.05 67.15 18:50:01 0 22.53 0.00 2.21 3.79 0.07 71.40 18:50:01 1 10.45 0.00 1.10 22.41 0.04 66.00 18:50:01 2 15.83 0.00 1.19 32.80 0.06 50.12 18:50:01 3 12.40 0.00 1.91 4.64 0.04 81.01 18:51:01 all 13.67 0.00 1.26 9.06 0.05 75.97 18:51:01 0 7.52 0.00 0.97 0.50 0.05 90.97 18:51:01 1 9.62 0.00 0.82 6.86 0.07 82.64 18:51:01 2 13.05 0.00 1.83 23.33 0.05 61.74 18:51:01 3 24.52 0.00 1.39 5.50 0.05 68.55 18:52:01 all 4.14 0.00 0.53 4.35 0.04 90.94 18:52:01 0 3.36 0.00 0.30 0.03 0.02 96.29 18:52:01 1 5.02 0.00 0.85 0.48 0.05 93.59 18:52:01 2 4.18 0.00 0.17 0.10 0.03 95.52 18:52:01 3 4.01 0.00 0.78 16.83 0.03 78.35 18:53:01 all 47.48 0.00 2.11 3.76 0.12 46.54 18:53:01 0 44.63 0.00 1.56 2.94 0.10 50.77 18:53:01 1 49.82 0.00 2.50 3.18 0.13 44.37 18:53:01 2 47.85 0.00 2.34 3.49 0.13 46.19 18:53:01 3 47.60 0.00 2.05 5.39 0.12 44.83 18:54:01 all 72.57 0.00 1.99 0.18 0.12 25.14 18:54:01 0 66.93 0.00 2.45 0.05 0.12 30.45 18:54:01 1 68.80 0.00 2.30 0.57 0.13 28.20 18:54:01 2 71.34 0.00 1.75 0.05 0.12 26.74 18:54:01 3 83.19 0.00 1.45 0.07 0.10 15.19 18:55:01 all 24.16 0.00 1.78 3.62 0.06 70.38 18:55:01 0 19.10 0.00 1.91 2.35 0.07 76.57 18:55:01 1 12.27 0.00 1.31 6.12 0.05 80.25 18:55:01 2 51.61 0.00 2.44 5.94 0.10 39.90 18:55:01 3 13.69 0.00 1.48 0.10 0.05 84.68 Average: all 29.78 0.00 1.54 5.98 0.07 62.63 Average: 0 27.37 0.00 1.55 1.57 0.07 69.43 Average: 1 26.26 0.00 1.49 6.33 0.08 65.85 Average: 2 34.28 0.00 1.63 10.57 0.08 53.45 Average: 3 31.21 0.00 1.51 5.43 0.07 61.79