---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-280 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 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / 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 564 11206 0 4268 15145 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:51:79:0e brd ff:ff:ff:ff:ff:ff inet 10.30.107.60/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fe51:790e/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-280) 11/16/23 _x86_64_ (4 CPU) 13:02:33 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:02 46.88 19.01 27.86 685.09 15722.85 13:05:01 67.84 13.57 54.27 990.99 18265.40 13:06:01 66.07 0.03 66.04 0.53 21977.14 13:07:01 142.68 38.46 104.22 2317.75 25869.56 13:08:01 32.76 7.62 25.15 301.95 12163.57 13:09:01 36.33 0.20 36.13 3.20 3606.33 13:10:01 47.07 0.37 46.70 35.59 30997.80 13:11:01 42.33 2.80 39.53 280.89 36636.29 Average: 60.23 10.25 49.98 576.13 20660.02 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:02 14272716 15604588 2152252 13.10 41620 1504032 769048 4.40 608000 1358760 50076 13:05:01 13955052 15540416 2469916 15.04 58092 1729380 822428 4.71 734948 1524772 159136 13:06:01 13791064 15523216 2633904 16.04 70428 1855476 827616 4.74 740048 1665792 157904 13:07:01 12928608 14947528 3496360 21.29 79012 2125236 1296880 7.42 1363024 1887760 9124 13:08:01 11684564 13864732 4740404 28.86 81308 2280312 2285684 13.08 2507976 1973600 5960 13:09:01 10704692 13052092 5720276 34.83 88036 2434580 3543320 20.28 3339628 2109292 68860 13:10:01 11201000 15159900 5223968 31.81 92908 3996960 1134192 6.49 1538696 3369012 1021824 13:11:01 11473372 15504636 4951596 30.15 97624 4062008 782900 4.48 1240816 3392736 41264 Average: 12501384 14899638 3923584 23.89 76128 2498498 1432758 8.20 1509142 2160216 189268 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:02 ens3 45.93 38.24 255.29 6.20 0.00 0.00 0.00 0.00 13:04:02 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 13:05:01 ens3 29.67 19.65 583.89 3.54 0.00 0.00 0.00 0.00 13:05:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:06:01 ens3 32.89 21.98 481.44 4.23 0.00 0.00 0.00 0.00 13:06:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 13:07:01 ens3 330.61 284.25 3755.49 69.11 0.00 0.00 0.00 0.00 13:07:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 13:08:01 ens3 553.14 407.97 2412.86 207.05 0.00 0.00 0.00 0.00 13:08:01 lo 2.73 2.73 12.76 12.76 0.00 0.00 0.00 0.00 13:09:01 ens3 411.70 304.05 1364.61 106.16 0.00 0.00 0.00 0.00 13:09:01 lo 2.72 2.72 0.28 0.28 0.00 0.00 0.00 0.00 13:10:01 ens3 554.88 388.05 6072.21 105.21 0.00 0.00 0.00 0.00 13:10:01 lo 1.25 1.25 0.13 0.13 0.00 0.00 0.00 0.00 13:11:01 ens3 371.24 316.26 729.40 133.30 0.00 0.00 0.00 0.00 13:11:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 291.80 222.98 1959.82 79.51 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 1.69 1.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-280) 11/16/23 _x86_64_ (4 CPU) 13:02:33 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:02 all 6.30 0.00 0.54 9.31 0.04 83.81 13:04:02 0 5.86 0.00 0.52 33.22 0.05 60.35 13:04:02 1 6.56 0.00 0.75 1.25 0.05 91.38 13:04:02 2 9.70 0.00 0.42 1.77 0.03 88.07 13:04:02 3 3.09 0.00 0.47 1.02 0.03 95.39 13:05:01 all 8.24 0.00 0.74 17.12 0.04 73.86 13:05:01 0 14.91 0.00 1.61 51.25 0.07 32.16 13:05:01 1 4.50 0.00 0.54 1.12 0.03 93.81 13:05:01 2 3.75 0.00 0.29 0.61 0.02 95.33 13:05:01 3 9.85 0.00 0.51 15.78 0.03 73.83 13:06:01 all 12.55 0.00 0.82 14.46 0.05 72.12 13:06:01 0 24.48 0.00 1.69 41.01 0.10 32.72 13:06:01 1 17.47 0.00 0.81 7.00 0.05 74.68 13:06:01 2 6.76 0.00 0.57 9.67 0.02 82.99 13:06:01 3 1.62 0.00 0.20 0.20 0.02 97.97 13:07:01 all 26.35 0.00 1.78 19.21 0.12 52.54 13:07:01 0 31.60 0.00 1.29 23.26 0.12 43.73 13:07:01 1 22.57 0.00 2.70 19.68 0.13 54.92 13:07:01 2 25.84 0.00 1.61 12.69 0.13 59.72 13:07:01 3 25.40 0.00 1.54 21.26 0.10 51.71 13:08:01 all 59.90 0.00 2.41 3.50 0.31 33.89 13:08:01 0 61.41 0.00 3.10 5.75 0.34 29.40 13:08:01 1 57.24 0.00 2.03 4.67 0.34 35.72 13:08:01 2 59.60 0.00 2.46 0.41 0.29 37.24 13:08:01 3 61.32 0.00 2.00 3.13 0.27 33.27 13:09:01 all 44.08 0.00 1.75 2.61 0.37 51.20 13:09:01 0 47.34 0.00 1.87 1.43 0.46 48.90 13:09:01 1 43.94 0.00 1.70 2.03 0.32 52.00 13:09:01 2 45.51 0.00 1.55 1.30 0.27 51.37 13:09:01 3 39.51 0.00 1.86 5.72 0.41 52.51 13:10:01 all 32.16 0.00 2.11 15.27 0.20 50.27 13:10:01 0 32.11 0.00 1.62 11.17 0.12 54.97 13:10:01 1 29.28 0.00 2.51 12.73 0.19 55.29 13:10:01 2 37.34 0.00 2.34 19.13 0.37 40.82 13:10:01 3 29.91 0.00 1.96 17.97 0.10 50.07 13:11:01 all 32.06 0.00 1.43 4.72 0.16 61.63 13:11:01 0 28.40 0.00 1.29 1.04 0.15 69.11 13:11:01 1 38.39 0.00 1.80 0.44 0.24 59.14 13:11:01 2 30.65 0.00 1.58 12.76 0.13 54.88 13:11:01 3 30.78 0.00 1.06 4.67 0.13 63.35 Average: all 27.65 0.00 1.44 10.77 0.16 59.97 Average: 0 30.73 0.00 1.62 21.00 0.18 46.47 Average: 1 27.42 0.00 1.60 6.12 0.17 64.69 Average: 2 27.32 0.00 1.35 7.31 0.16 63.86 Average: 3 25.15 0.00 1.20 8.68 0.14 64.83