---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-498 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 8.1G 12G 43% / 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 467 4743 0 2765 7219 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:f9:64:ee brd ff:ff:ff:ff:ff:ff inet 10.32.7.84/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fef9:64ee/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-498) 05/09/26 _x86_64_ (4 CPU) 22:54:56 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:01 159.72 74.69 85.04 4590.83 40810.41 22:57:01 84.27 29.74 54.53 1657.18 9727.82 22:58:01 38.83 0.18 38.64 2.67 19226.13 22:59:01 9.65 0.02 9.63 0.13 359.54 23:00:01 35.03 10.41 24.61 727.75 3583.14 23:01:01 3.02 0.12 2.90 3.20 139.04 23:02:01 29.37 3.68 25.69 102.10 2483.31 23:03:01 25.37 0.78 24.59 86.50 6138.75 Average: 48.16 14.95 33.20 896.28 10308.26 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 5975992 7406896 2191428 26.83 36964 1573672 704728 7.65 591136 1436104 87128 22:57:01 5600264 7305424 2567156 31.43 56672 1812668 840900 9.12 732968 1638176 107652 22:58:01 5104472 7279020 3062948 37.50 58696 2272720 810356 8.79 755700 2096176 1548 22:59:01 5090680 7272232 3076740 37.67 60640 2276876 810356 8.79 764008 2099600 1032 23:00:01 4155508 6462336 4011912 49.12 62972 2396184 1743456 18.92 1606936 2179664 3340 23:01:01 4090452 6397644 4076968 49.92 63032 2396300 1784784 19.37 1673956 2176812 68 23:02:01 4943392 7462680 3224028 39.47 66304 2600184 616936 6.69 679664 2313936 136068 23:03:01 4874136 7413648 3293284 40.32 69164 2617712 681816 7.40 738656 2322732 18356 Average: 4979362 7124985 3188058 39.03 59306 2243290 999166 10.84 942878 2032900 44399 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 ens3 453.81 261.42 1540.01 68.65 0.00 0.00 0.00 0.00 22:56:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 22:57:01 ens3 71.41 55.25 454.66 14.00 0.00 0.00 0.00 0.00 22:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:58:01 ens3 311.01 225.78 7690.90 25.73 0.00 0.00 0.00 0.00 22:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:59:01 ens3 56.26 81.85 60.95 13.36 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:00:01 ens3 225.06 254.59 1581.01 35.94 0.00 0.00 0.00 0.00 23:00:01 lo 0.78 0.78 0.38 0.38 0.00 0.00 0.00 0.00 23:01:01 ens3 2.63 2.08 0.63 0.70 0.00 0.00 0.00 0.00 23:01:01 lo 13.71 13.71 4.20 4.20 0.00 0.00 0.00 0.00 23:02:01 ens3 227.19 241.10 1109.86 43.89 0.00 0.00 0.00 0.00 23:02:01 lo 15.46 15.46 3.35 3.35 0.00 0.00 0.00 0.00 23:03:01 ens3 15.03 14.15 12.10 7.17 0.00 0.00 0.00 0.00 23:03:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 170.30 142.03 1556.20 26.18 0.00 0.00 0.00 0.00 Average: lo 4.27 4.27 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-498) 05/09/26 _x86_64_ (4 CPU) 22:54:56 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 21.40 0.00 2.81 5.39 1.72 68.68 22:56:01 0 17.88 0.00 1.99 8.71 1.47 69.95 22:56:01 1 23.55 0.00 2.08 5.07 1.60 67.71 22:56:01 2 16.70 0.00 2.01 6.08 1.79 73.42 22:56:01 3 27.44 0.00 5.10 1.75 2.00 63.72 22:57:01 all 21.89 0.00 1.53 2.26 1.71 72.62 22:57:01 0 17.69 0.00 1.45 4.83 1.45 74.59 22:57:01 1 40.36 0.00 2.23 1.18 2.01 54.22 22:57:01 2 18.34 0.00 1.16 0.95 1.56 78.00 22:57:01 3 11.20 0.00 1.29 2.07 1.82 83.61 22:58:01 all 10.26 0.00 0.90 0.70 1.26 86.88 22:58:01 0 14.78 0.00 0.88 0.43 1.26 82.65 22:58:01 1 13.44 0.00 1.78 0.70 1.40 82.69 22:58:01 2 6.84 0.00 0.43 0.03 1.01 91.69 22:58:01 3 5.98 0.00 0.53 1.63 1.38 90.47 22:59:01 all 3.76 0.00 0.33 0.05 0.53 95.33 22:59:01 0 0.87 0.00 0.15 0.13 0.18 98.66 22:59:01 1 3.93 0.00 0.73 0.02 0.45 94.87 22:59:01 2 2.48 0.00 0.15 0.00 0.22 97.15 22:59:01 3 7.80 0.00 0.27 0.05 1.24 90.64 23:00:01 all 38.29 0.00 1.38 0.49 3.72 56.13 23:00:01 0 37.56 0.00 1.41 0.65 3.42 56.97 23:00:01 1 38.42 0.00 1.43 0.48 3.42 56.26 23:00:01 2 42.78 0.00 1.08 0.17 3.75 52.22 23:00:01 3 34.37 0.00 1.62 0.65 4.31 59.05 23:01:01 all 4.93 0.00 0.42 0.03 0.83 93.78 23:01:01 0 5.82 0.00 0.43 0.07 1.05 92.63 23:01:01 1 4.90 0.00 0.40 0.00 0.80 93.90 23:01:01 2 4.64 0.00 0.52 0.00 0.70 94.15 23:01:01 3 4.35 0.00 0.32 0.03 0.77 94.53 23:02:01 all 17.00 0.00 1.24 0.23 1.76 79.77 23:02:01 0 13.44 0.00 1.25 0.31 1.52 83.47 23:02:01 1 16.84 0.00 1.25 0.02 1.70 80.20 23:02:01 2 18.16 0.00 1.10 0.07 1.79 78.89 23:02:01 3 19.60 0.00 1.41 0.51 2.04 76.44 23:03:01 all 20.00 0.00 1.12 0.83 1.08 76.97 23:03:01 0 9.09 0.00 1.13 1.55 0.58 87.64 23:03:01 1 3.20 0.00 0.56 0.46 1.09 94.68 23:03:01 2 44.87 0.00 1.76 0.32 1.70 51.35 23:03:01 3 22.85 0.00 1.01 1.00 0.96 74.17 Average: all 17.20 0.00 1.22 1.25 1.58 78.76 Average: 0 14.65 0.00 1.09 2.08 1.37 80.81 Average: 1 18.08 0.00 1.31 0.99 1.56 78.06 Average: 2 19.36 0.00 1.03 0.95 1.57 77.10 Average: 3 16.72 0.00 1.45 0.96 1.82 79.05