---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1982 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 7.8G 12G 41% / 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 465 5163 0 2346 7224 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:e1:98:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.43/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85767sec preferred_lft 85767sec inet6 fe80::f816:3eff:fee1:98d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1982) 08/02/25 _x86_64_ (4 CPU) 16:02:57 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:02 159.11 80.34 78.77 4846.13 39563.82 16:05:01 58.00 0.22 57.78 27.11 9603.12 16:06:01 47.68 12.35 35.34 243.65 5391.67 16:07:01 21.44 0.13 21.31 1.73 3352.46 16:08:01 14.41 0.15 14.26 2.93 1241.99 16:09:01 18.73 0.67 18.06 12.53 1469.09 16:10:01 26.77 9.80 16.98 647.25 1293.44 16:11:01 17.06 3.32 13.74 165.25 3797.57 16:12:01 22.96 0.62 22.34 23.06 2860.91 16:13:01 26.31 0.68 25.63 77.72 3492.75 Average: 41.22 10.84 30.37 605.63 7202.18 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:02 6088492 7462860 2078920 25.45 35148 1520484 663440 7.20 537156 1382372 64708 16:05:01 5797056 7417232 2370356 29.02 54252 1733260 702960 7.63 594940 1586908 112820 16:06:01 5567128 7228036 2600284 31.84 58948 1765592 881296 9.56 794676 1610204 2328 16:07:01 5360516 7115688 2806896 34.37 61092 1855076 923728 10.02 914008 1691116 1420 16:08:01 5309136 7099456 2858276 35.00 62860 1886704 931816 10.11 937784 1715328 3388 16:09:01 5204280 7033212 2963132 36.28 64748 1921568 965144 10.47 1012768 1740760 2568 16:10:01 4936700 6820688 3230712 39.56 66492 1972980 1084832 11.77 1237412 1779312 4628 16:11:01 4745608 6745764 3421804 41.90 68252 2084704 1122708 12.18 1336608 1865140 6044 16:12:01 5340556 7438520 2826856 34.61 70492 2177572 631784 6.86 676104 1927892 60892 16:13:01 5328288 7436600 2839124 34.76 73228 2185276 651856 7.07 685572 1930128 12036 Average: 5367776 7179806 2799636 34.28 61551 1910322 855956 9.29 872703 1722916 27083 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:04:02 ens3 367.74 193.88 1084.23 63.07 0.00 0.00 0.00 0.00 16:05:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 16:05:01 ens3 48.63 37.12 650.32 5.22 0.00 0.00 0.00 0.00 16:06:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:06:01 ens3 74.04 71.98 216.03 14.22 0.00 0.00 0.00 0.00 16:07:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 16:07:01 ens3 221.79 198.52 1468.02 25.25 0.00 0.00 0.00 0.00 16:08:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 16:08:01 ens3 170.53 160.51 509.83 31.37 0.00 0.00 0.00 0.00 16:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:09:01 ens3 179.65 171.85 552.41 25.30 0.00 0.00 0.00 0.00 16:10:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:10:01 ens3 168.18 153.67 460.68 31.62 0.00 0.00 0.00 0.00 16:11:01 lo 2.10 2.10 0.23 0.23 0.00 0.00 0.00 0.00 16:11:01 ens3 461.35 349.33 1768.69 64.46 0.00 0.00 0.00 0.00 16:12:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 16:12:01 ens3 346.95 293.89 908.88 61.10 0.00 0.00 0.00 0.00 16:13:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:13:01 ens3 11.80 12.91 9.67 6.06 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 205.33 164.58 763.10 32.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1982) 08/02/25 _x86_64_ (4 CPU) 16:02:57 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:02 all 19.19 0.00 2.93 6.16 2.64 69.08 16:04:02 0 11.97 0.00 1.84 5.97 2.15 78.07 16:04:02 1 16.72 0.00 2.26 8.45 2.39 70.19 16:04:02 2 22.56 0.00 5.18 5.08 3.67 63.51 16:04:02 3 25.55 0.00 2.41 5.12 2.34 64.58 16:05:01 all 19.71 0.00 1.22 2.46 1.31 75.30 16:05:01 0 14.42 0.00 0.82 3.37 1.91 79.48 16:05:01 1 1.00 0.00 0.44 2.69 0.19 95.68 16:05:01 2 31.75 0.00 2.05 3.23 1.89 61.08 16:05:01 3 31.65 0.00 1.59 0.56 1.25 64.95 16:06:01 all 15.39 0.00 0.88 0.93 2.57 80.25 16:06:01 0 11.55 0.00 0.84 1.12 2.61 83.87 16:06:01 1 18.65 0.00 0.88 0.58 2.80 77.10 16:06:01 2 19.01 0.00 0.93 1.88 2.56 75.61 16:06:01 3 12.32 0.00 0.84 0.12 2.28 84.45 16:07:01 all 13.28 0.00 0.80 0.14 2.49 83.28 16:07:01 0 8.74 0.00 0.48 0.00 1.99 88.79 16:07:01 1 14.87 0.00 1.28 0.10 3.12 80.63 16:07:01 2 16.97 0.00 0.63 0.45 2.11 79.84 16:07:01 3 12.53 0.00 0.85 0.02 2.73 83.88 16:08:01 all 8.25 0.00 0.58 0.07 2.00 89.11 16:08:01 0 6.37 0.00 0.35 0.02 2.30 90.97 16:08:01 1 10.64 0.00 0.69 0.05 2.21 86.40 16:08:01 2 7.71 0.00 0.66 0.20 1.67 89.76 16:08:01 3 8.27 0.00 0.60 0.02 1.82 89.30 16:09:01 all 12.70 0.00 0.63 0.15 2.22 84.30 16:09:01 0 8.58 0.00 0.79 0.28 3.31 87.03 16:09:01 1 14.72 0.00 0.86 0.12 2.48 81.82 16:09:01 2 13.58 0.00 0.51 0.20 1.69 84.01 16:09:01 3 13.94 0.00 0.35 0.00 1.39 84.31 16:10:01 all 21.75 0.00 0.89 0.52 3.09 73.75 16:10:01 0 21.27 0.00 1.01 0.31 3.76 73.66 16:10:01 1 19.93 0.00 0.73 0.50 2.75 76.09 16:10:01 2 22.01 0.00 0.91 0.83 2.79 73.46 16:10:01 3 23.80 0.00 0.93 0.45 3.03 71.79 16:11:01 all 23.83 0.00 1.43 0.25 3.66 70.84 16:11:01 0 22.50 0.00 1.84 0.16 4.16 71.34 16:11:01 1 23.54 0.00 0.86 0.33 3.07 72.19 16:11:01 2 26.96 0.00 1.75 0.31 3.71 67.28 16:11:01 3 22.33 0.00 1.25 0.18 3.67 72.57 16:12:01 all 14.62 0.00 1.38 0.25 2.42 81.33 16:12:01 0 10.53 0.00 1.56 0.28 3.09 84.54 16:12:01 1 14.38 0.00 0.97 0.48 2.03 82.14 16:12:01 2 14.65 0.00 1.53 0.20 2.39 81.24 16:12:01 3 18.96 0.00 1.42 0.03 2.20 77.39 16:13:01 all 20.32 0.00 1.04 1.16 1.17 76.33 16:13:01 0 25.13 0.00 0.88 0.20 1.31 72.49 16:13:01 1 7.70 0.00 0.45 1.11 1.24 89.50 16:13:01 2 21.70 0.00 1.38 3.05 1.13 72.75 16:13:01 3 26.74 0.00 1.47 0.28 0.98 70.52 Average: all 16.90 0.00 1.18 1.21 2.36 78.36 Average: 0 14.11 0.00 1.04 1.17 2.66 81.02 Average: 1 14.25 0.00 0.94 1.44 2.23 81.13 Average: 2 19.67 0.00 1.55 1.54 2.36 74.87 Average: 3 19.57 0.00 1.17 0.67 2.17 76.41