---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5449 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 7.6G 12G 40% / 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 482 5311 0 2182 7213 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:5d:57:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.182/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe5d:57f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5449) 02/08/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 160.46 76.92 83.54 4804.13 40107.33 12:49:01 84.90 30.02 54.88 1701.33 9505.87 12:50:01 71.09 8.56 62.53 503.17 7521.76 12:51:01 26.06 1.63 24.43 75.99 4957.44 Average: 85.63 29.28 56.34 1771.10 15523.02 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6008544 7402264 2158876 26.43 36624 1537328 718076 7.79 598988 1398188 70624 12:49:01 5595236 7299880 2572184 31.49 57324 1810828 842192 9.14 720188 1655332 101720 12:50:01 5485860 7419232 2681560 32.83 65444 2024876 658816 7.15 717868 1754004 114140 12:51:01 5391816 7338420 2775604 33.98 67852 2035336 737040 8.00 807036 1757848 9100 Average: 5620364 7364949 2547056 31.19 56811 1852092 739031 8.02 711020 1641343 73896 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:48:01 ens3 447.33 243.96 1254.88 65.39 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 96.02 61.50 715.13 17.02 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 315.61 365.49 1565.18 57.77 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:51:01 ens3 53.57 59.34 27.39 606.47 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 228.14 182.59 890.68 186.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5449) 02/08/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.85 0.00 2.58 4.89 0.97 70.71 12:48:01 0 16.83 0.00 4.31 5.83 0.87 72.16 12:48:01 1 28.44 0.00 2.11 1.81 1.19 66.45 12:48:01 2 19.59 0.00 1.46 4.52 0.82 73.62 12:48:01 3 18.54 0.00 2.43 7.40 1.02 70.60 12:49:01 all 23.95 0.00 1.57 1.93 1.03 71.53 12:49:01 0 14.91 0.00 0.88 1.74 0.87 81.60 12:49:01 1 11.69 0.00 0.92 0.68 0.70 86.01 12:49:01 2 50.03 0.00 3.02 1.37 1.63 43.94 12:49:01 3 19.13 0.00 1.44 3.95 0.90 74.58 12:50:01 all 44.99 0.00 2.69 0.68 2.63 49.01 12:50:01 0 46.56 0.00 2.25 0.35 2.51 48.34 12:50:01 1 42.03 0.00 2.84 0.41 2.62 52.09 12:50:01 2 51.72 0.00 1.72 0.02 2.69 43.85 12:50:01 3 39.68 0.00 3.96 1.92 2.70 51.73 12:51:01 all 21.53 0.00 0.92 0.80 0.65 76.10 12:51:01 0 30.03 0.00 1.12 0.07 0.82 67.97 12:51:01 1 22.63 0.00 0.82 0.10 0.68 75.77 12:51:01 2 31.77 0.00 1.27 0.52 0.85 65.60 12:51:01 3 1.75 0.00 0.50 2.49 0.25 95.01 Average: all 27.84 0.00 1.94 2.07 1.32 66.82 Average: 0 27.10 0.00 2.14 1.99 1.27 67.50 Average: 1 26.22 0.00 1.67 0.75 1.30 70.06 Average: 2 38.28 0.00 1.87 1.60 1.50 56.75 Average: 3 19.79 0.00 2.09 3.94 1.22 72.97