---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2011 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 7.7G 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 469 5162 0 2343 7222 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:29:76:20 brd ff:ff:ff:ff:ff:ff inet 10.32.6.40/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85877sec preferred_lft 85877sec inet6 fe80::f816:3eff:fe29:7620/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2011) 08/02/25 _x86_64_ (4 CPU) 21:23:57 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 168.26 86.14 82.12 4957.41 40135.97 21:26:01 56.11 1.35 54.76 47.86 9244.73 21:27:01 65.57 29.61 35.96 1628.00 6765.67 21:28:01 9.71 0.02 9.70 0.13 386.00 21:29:01 33.78 7.91 25.87 657.27 3540.36 21:30:01 6.48 2.60 3.88 76.39 218.36 21:31:01 19.43 3.18 16.25 90.00 1868.67 21:32:01 31.39 1.27 30.13 98.52 6072.45 Average: 48.85 16.51 32.33 944.52 8529.45 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 6041972 7432240 2125448 26.02 35976 1534892 689176 7.48 567976 1395932 70048 21:26:01 5757952 7398020 2409468 29.50 55264 1750680 705572 7.66 615284 1601100 125112 21:27:01 5516004 7266640 2651416 32.46 58908 1854368 798852 8.67 755188 1698020 1784 21:28:01 5505260 7262968 2662160 32.59 60736 1858720 806828 8.75 760792 1701632 764 21:29:01 4376164 6258340 3791256 46.42 63424 1976584 2015124 21.87 1792752 1786644 5244 21:30:01 4309104 6194008 3858316 47.24 63496 1978988 2059096 22.34 1862548 1781704 92 21:31:01 4123140 6203232 4044280 49.52 65800 2167824 1654140 17.95 1928476 1895916 137728 21:32:01 5325504 7431292 2841916 34.80 69068 2189676 654184 7.10 724692 1898664 24024 Average: 5119388 6930842 3048032 37.32 59084 1913966 1172872 12.73 1125964 1719952 45600 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 404.30 226.39 1219.70 65.50 0.00 0.00 0.00 0.00 21:25:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 21:26:01 ens3 44.71 32.49 549.35 5.66 0.00 0.00 0.00 0.00 21:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:27:01 ens3 120.63 119.11 951.66 27.30 0.00 0.00 0.00 0.00 21:27:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:28:01 ens3 59.00 84.27 63.16 13.62 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:29:01 ens3 233.35 269.50 1596.65 39.38 0.00 0.00 0.00 0.00 21:29:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 21:30:01 ens3 1.68 1.48 0.42 0.44 0.00 0.00 0.00 0.00 21:30:01 lo 11.53 11.53 4.13 4.13 0.00 0.00 0.00 0.00 21:31:01 ens3 156.80 173.17 884.46 34.52 0.00 0.00 0.00 0.00 21:31:01 lo 18.22 18.22 3.87 3.87 0.00 0.00 0.00 0.00 21:32:01 ens3 65.94 76.89 238.91 21.28 0.00 0.00 0.00 0.00 21:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 135.81 122.92 688.07 25.96 0.00 0.00 0.00 0.00 Average: lo 4.32 4.32 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2011) 08/02/25 _x86_64_ (4 CPU) 21:23:57 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 20.72 0.00 2.67 6.55 3.45 66.61 21:25:01 0 20.84 0.00 2.54 11.05 4.32 61.24 21:25:01 1 28.49 0.00 1.77 2.39 2.79 64.56 21:25:01 2 10.05 0.00 1.61 4.65 3.65 80.04 21:25:01 3 23.64 0.00 4.76 8.08 3.05 60.47 21:26:01 all 20.09 0.00 1.22 2.51 2.09 74.08 21:26:01 0 10.49 0.00 1.03 8.50 2.92 77.07 21:26:01 1 52.75 0.00 2.89 1.11 2.68 40.57 21:26:01 2 12.47 0.00 0.63 0.26 1.84 84.80 21:26:01 3 4.76 0.00 0.33 0.08 0.91 93.91 21:27:01 all 14.65 0.00 0.86 1.58 2.80 80.11 21:27:01 0 18.37 0.00 1.02 2.36 2.85 75.40 21:27:01 1 19.91 0.00 0.63 1.11 2.26 76.09 21:27:01 2 9.37 0.00 0.64 0.35 2.49 87.15 21:27:01 3 10.97 0.00 1.13 2.47 3.60 81.82 21:28:01 all 4.22 0.00 0.32 0.06 1.72 93.68 21:28:01 0 3.56 0.00 0.56 0.25 2.04 93.59 21:28:01 1 5.61 0.00 0.08 0.00 1.12 93.19 21:28:01 2 2.48 0.00 0.26 0.00 1.08 96.18 21:28:01 3 5.21 0.00 0.41 0.00 2.64 91.74 21:29:01 all 32.91 0.00 1.60 0.70 4.69 60.10 21:29:01 0 29.73 0.00 1.03 0.07 4.22 64.96 21:29:01 1 30.59 0.00 2.03 1.06 4.63 61.69 21:29:01 2 35.68 0.00 1.10 0.21 4.48 58.53 21:29:01 3 35.66 0.00 2.21 1.44 5.44 55.25 21:30:01 all 9.25 0.00 0.53 0.19 2.18 87.85 21:30:01 0 9.27 0.00 0.40 0.02 1.98 88.33 21:30:01 1 10.23 0.00 0.65 0.49 1.94 86.69 21:30:01 2 7.99 0.00 0.66 0.13 2.60 88.63 21:30:01 3 9.51 0.00 0.43 0.12 2.18 87.77 21:31:01 all 13.76 0.00 1.13 0.13 2.84 82.15 21:31:01 0 9.27 0.00 1.19 0.02 2.65 86.88 21:31:01 1 15.42 0.00 0.83 0.10 2.63 81.03 21:31:01 2 20.53 0.00 0.58 0.00 2.64 76.25 21:31:01 3 9.83 0.00 1.91 0.42 3.44 84.40 21:32:01 all 21.44 0.00 1.15 1.11 2.32 73.97 21:32:01 0 17.19 0.00 1.00 3.18 2.70 75.93 21:32:01 1 10.17 0.00 0.79 1.05 2.55 85.44 21:32:01 2 48.80 0.00 1.80 0.20 2.68 46.52 21:32:01 3 9.75 0.00 1.04 0.02 1.34 87.85 Average: all 17.14 0.00 1.19 1.60 2.76 77.30 Average: 0 14.86 0.00 1.10 3.19 2.96 77.89 Average: 1 21.60 0.00 1.21 0.91 2.58 73.70 Average: 2 18.41 0.00 0.91 0.73 2.68 77.26 Average: 3 13.69 0.00 1.53 1.58 2.83 80.37