---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7915 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 7.6G 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 467 5312 0 2196 7228 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:4c:1d:6f brd ff:ff:ff:ff:ff:ff inet 10.32.7.147/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe4c:1d6f/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-7915) 11/01/25 _x86_64_ (4 CPU) 12:27:59 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 174.60 107.25 67.36 5389.90 39838.31 12:30:01 59.41 0.22 59.19 27.11 9711.17 12:31:01 100.13 38.06 62.07 2117.51 10451.86 12:32:01 25.99 0.75 25.24 86.24 3941.75 Average: 90.16 36.72 53.44 1912.97 16011.52 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 6088780 7465524 2078632 25.45 34748 1522476 644920 7.00 530260 1383356 62212 12:30:01 5797380 7424560 2370032 29.02 53872 1739832 663640 7.20 585224 1592364 110316 12:31:01 5520096 7468116 2647316 32.41 63068 2041508 600740 6.52 629976 1805288 73440 12:32:01 5443236 7402000 2724176 33.35 65916 2049952 677256 7.35 705980 1807500 9136 Average: 5712373 7440050 2455039 30.06 54401 1838442 646639 7.02 612860 1647127 63776 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 12:29:02 ens3 335.06 181.82 1120.44 61.76 0.00 0.00 0.00 0.00 12:30:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:30:01 ens3 50.97 39.71 679.25 5.22 0.00 0.00 0.00 0.00 12:31:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:31:01 ens3 357.09 354.17 2592.20 64.42 0.00 0.00 0.00 0.00 12:32:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:32:01 ens3 13.46 12.90 11.13 6.63 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 189.72 147.59 1102.47 34.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7915) 11/01/25 _x86_64_ (4 CPU) 12:27:59 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 20.88 0.00 2.86 7.11 3.84 65.32 12:29:02 0 13.22 0.00 1.71 5.91 3.79 75.38 12:29:02 1 22.50 0.00 2.56 4.21 2.99 67.74 12:29:02 2 21.52 0.00 4.54 9.78 4.72 59.44 12:29:02 3 26.35 0.00 2.60 8.50 3.86 58.69 12:30:01 all 18.91 0.00 1.21 2.82 2.16 74.90 12:30:01 0 5.84 0.00 0.87 1.52 1.72 90.05 12:30:01 1 2.10 0.00 0.43 8.43 1.74 87.29 12:30:01 2 32.92 0.00 1.77 0.53 3.20 61.57 12:30:01 3 34.97 0.00 1.76 0.76 1.94 60.57 12:31:01 all 35.65 0.00 1.84 2.41 6.64 53.45 12:31:01 0 32.75 0.00 1.67 3.14 6.52 55.94 12:31:01 1 32.73 0.00 1.50 1.18 5.60 58.99 12:31:01 2 37.76 0.00 2.78 3.73 8.28 47.45 12:31:01 3 39.32 0.00 1.44 1.57 6.16 51.51 12:32:01 all 19.95 0.00 0.99 1.35 1.91 75.80 12:32:01 0 0.93 0.00 0.40 0.85 0.73 97.10 12:32:01 1 42.38 0.00 1.26 0.50 2.38 53.49 12:32:01 2 33.50 0.00 1.60 0.41 2.51 61.98 12:32:01 3 3.06 0.00 0.70 3.65 2.05 90.54 Average: all 23.90 0.00 1.73 3.43 3.65 67.30 Average: 0 13.27 0.00 1.17 2.87 3.21 79.48 Average: 1 24.99 0.00 1.44 3.57 3.19 66.81 Average: 2 31.43 0.00 2.68 3.64 4.70 57.56 Average: 3 25.86 0.00 1.62 3.63 3.51 65.37