---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-315 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 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 475 5132 0 2368 7214 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:ce:25:25 brd ff:ff:ff:ff:ff:ff inet 10.32.6.64/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85797sec preferred_lft 85797sec inet6 fe80::f816:3eff:fece:2525/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-315) 04/11/26 _x86_64_ (4 CPU) 16:02:57 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:02 177.82 92.87 84.95 5109.15 40751.09 16:05:01 65.75 12.68 53.08 268.84 8922.01 16:06:01 28.18 0.02 28.16 0.67 3706.18 16:07:01 19.66 0.12 19.55 1.60 4082.25 16:08:01 19.73 0.15 19.58 2.93 1643.06 16:09:01 20.76 1.92 18.85 60.12 1724.51 16:10:01 22.50 9.87 12.63 634.96 1123.95 16:11:01 19.55 1.97 17.58 129.85 3759.11 16:12:01 27.43 1.60 25.83 106.73 4745.77 Average: 44.56 13.46 31.09 702.42 7826.46 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:02 5979776 7397700 2187644 26.79 37144 1560736 711172 7.72 601956 1424696 84192 16:05:01 5661892 7311796 2505528 30.68 56792 1757788 828544 8.99 708044 1604240 98472 16:06:01 5579032 7236096 2588388 31.69 58596 1762360 867120 9.41 785528 1607760 1648 16:07:01 5377544 7153676 2789876 34.16 60948 1875852 900024 9.77 878608 1709224 3004 16:08:01 5301812 7122400 2865608 35.09 63132 1915880 923148 10.02 915748 1742380 3176 16:09:01 5114888 6983676 3052532 37.37 64916 1960292 991300 10.76 1065160 1775472 2140 16:10:01 4793780 6710788 3373640 41.31 66544 2005168 1292668 14.03 1351188 1806312 2124 16:11:01 4726636 6757216 3440784 42.13 68776 2113740 1125508 12.21 1327828 1891660 3924 16:12:01 5294460 7422004 2872960 35.18 71500 2206228 651224 7.07 697656 1952528 27360 Average: 5314424 7121706 2852996 34.93 60928 1906449 921190 10.00 925746 1723808 25116 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 16:04:02 ens3 456.16 261.99 1480.45 69.39 0.00 0.00 0.00 0.00 16:05:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 16:05:01 ens3 78.19 52.13 464.04 15.23 0.00 0.00 0.00 0.00 16:06:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:06:01 ens3 40.19 53.49 52.75 8.80 0.00 0.00 0.00 0.00 16:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:07:01 ens3 245.41 228.88 1870.33 28.99 0.00 0.00 0.00 0.00 16:08:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 16:08:01 ens3 194.67 196.82 639.54 26.76 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 221.83 206.52 690.88 29.55 0.00 0.00 0.00 0.00 16:10:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 16:10:01 ens3 230.03 180.99 377.59 40.32 0.00 0.00 0.00 0.00 16:11:01 lo 1.97 1.97 0.22 0.22 0.00 0.00 0.00 0.00 16:11:01 ens3 485.89 332.43 1700.02 52.22 0.00 0.00 0.00 0.00 16:12:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:12:01 ens3 340.74 258.09 775.60 54.58 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 255.12 197.09 895.37 36.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-315) 04/11/26 _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 22.81 0.00 2.97 5.68 1.38 67.16 16:04:02 0 13.96 0.00 2.35 7.15 1.07 75.47 16:04:02 1 22.83 0.00 4.60 7.97 1.74 62.86 16:04:02 2 18.07 0.00 2.89 4.39 1.30 73.35 16:04:02 3 36.37 0.00 2.02 3.20 1.42 57.00 16:05:01 all 22.84 0.00 1.43 1.60 1.56 72.56 16:05:01 0 8.71 0.00 0.44 0.71 0.85 89.30 16:05:01 1 17.80 0.00 1.28 4.36 1.83 74.73 16:05:01 2 28.60 0.00 1.67 1.03 1.84 66.86 16:05:01 3 36.26 0.00 2.33 0.27 1.74 59.40 16:06:01 all 7.27 0.00 0.38 0.44 0.54 91.38 16:06:01 0 8.70 0.00 0.65 0.00 0.58 90.07 16:06:01 1 10.05 0.00 0.18 0.15 0.50 89.12 16:06:01 2 4.02 0.00 0.33 1.58 0.57 93.50 16:06:01 3 6.32 0.00 0.38 0.02 0.48 92.80 16:07:01 all 12.58 0.00 0.62 0.09 0.85 85.86 16:07:01 0 10.43 0.00 0.60 0.02 0.82 88.14 16:07:01 1 11.87 0.00 0.48 0.15 0.78 86.71 16:07:01 2 14.13 0.00 0.60 0.10 0.86 84.31 16:07:01 3 13.90 0.00 0.82 0.10 0.95 84.23 16:08:01 all 8.33 0.00 0.60 0.17 0.78 90.12 16:08:01 0 6.85 0.00 0.47 0.00 0.57 92.11 16:08:01 1 8.65 0.00 0.43 0.28 0.53 90.10 16:08:01 2 9.07 0.00 0.63 0.35 1.22 88.72 16:08:01 3 8.72 0.00 0.87 0.03 0.78 89.60 16:09:01 all 13.38 0.00 0.61 0.22 0.93 84.86 16:09:01 0 11.79 0.00 0.65 0.25 0.78 86.53 16:09:01 1 22.39 0.00 0.33 0.28 0.93 76.07 16:09:01 2 10.66 0.00 0.93 0.08 1.13 87.21 16:09:01 3 8.72 0.00 0.57 0.25 0.90 89.57 16:10:01 all 23.54 0.00 0.87 0.42 1.79 73.38 16:10:01 0 21.41 0.00 0.68 0.92 1.67 75.32 16:10:01 1 29.15 0.00 0.75 0.25 1.83 68.02 16:10:01 2 24.01 0.00 1.08 0.12 2.03 72.76 16:10:01 3 19.57 0.00 0.92 0.40 1.61 77.50 16:11:01 all 21.08 0.00 1.09 0.18 1.75 75.91 16:11:01 0 21.37 0.00 1.43 0.58 2.00 74.62 16:11:01 1 16.88 0.00 0.76 0.05 1.44 80.87 16:11:01 2 28.11 0.00 1.17 0.07 1.97 68.69 16:11:01 3 18.03 0.00 0.99 0.03 1.61 79.33 16:12:01 all 18.46 0.00 1.21 0.50 1.25 78.57 16:12:01 0 26.41 0.00 1.25 0.78 1.38 70.19 16:12:01 1 8.72 0.00 1.31 0.15 0.95 88.87 16:12:01 2 24.21 0.00 1.71 0.93 1.70 71.45 16:12:01 3 14.49 0.00 0.57 0.13 0.98 83.83 Average: all 16.69 0.00 1.09 1.03 1.20 79.99 Average: 0 14.42 0.00 0.95 1.16 1.08 82.40 Average: 1 16.49 0.00 1.13 1.51 1.17 79.70 Average: 2 17.85 0.00 1.22 0.96 1.40 78.56 Average: 3 18.01 0.00 1.05 0.49 1.16 79.29