---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-674 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 729 874 0 2340 2949 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:e8:ea brd ff:ff:ff:ff:ff:ff inet 10.32.7.109/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fe4c:e8ea/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-674) 05/10/25 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 144.58 54.36 90.22 3586.74 21749.71 15:10:01 83.07 30.27 52.80 1658.30 10290.19 15:11:01 10.45 0.00 10.45 0.00 468.11 15:12:01 50.99 4.65 46.34 178.90 11140.81 15:13:01 16.96 0.75 16.21 86.25 5687.59 Average: 61.13 17.96 43.17 1100.14 9865.55 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1792696 3361136 2245948 55.61 50560 1673320 600672 11.81 537304 1533936 168096 15:10:01 1514884 3247056 2523760 62.49 57712 1822424 720768 14.17 664732 1669240 4480 15:11:01 1499548 3239324 2539096 62.87 59744 1827060 724756 14.25 674540 1672876 1692 15:12:01 966500 3141460 3072144 76.07 63984 2248892 742708 14.60 920836 1942408 102952 15:13:01 937696 3058176 3100948 76.78 66260 2193024 832500 16.36 1142188 1750152 26136 Average: 1342265 3209430 2696379 66.76 59652 1952944 724281 14.24 787920 1713722 60671 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:09:02 ens3 436.54 279.59 1617.37 71.59 0.00 0.00 0.00 0.00 15:10:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 15:10:01 ens3 112.86 112.85 745.35 23.62 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 59.48 85.02 65.91 13.81 0.00 0.00 0.00 0.00 15:12:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:12:01 ens3 932.71 769.66 4437.68 129.31 0.00 0.00 0.00 0.00 15:13:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:13:01 ens3 87.25 53.72 31.79 250.57 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 326.47 260.65 1381.70 98.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-674) 05/10/25 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 21.00 0.00 1.70 4.10 0.06 73.15 15:09:02 0 18.90 0.00 1.47 2.38 0.05 77.19 15:09:02 1 17.56 0.00 1.33 1.82 0.07 79.22 15:09:02 2 8.91 0.00 1.25 10.61 0.05 79.17 15:09:02 3 38.61 0.00 2.73 1.57 0.07 57.02 15:10:01 all 12.93 0.00 0.65 1.42 0.05 84.96 15:10:01 0 13.31 0.00 0.54 0.12 0.03 85.99 15:10:01 1 6.00 0.00 0.66 3.62 0.07 89.64 15:10:01 2 11.87 0.00 0.58 1.00 0.05 86.50 15:10:01 3 20.53 0.00 0.78 0.93 0.07 77.69 15:11:01 all 3.81 0.00 0.21 0.04 0.04 95.90 15:11:01 0 1.42 0.00 0.08 0.00 0.03 98.47 15:11:01 1 0.10 0.00 0.02 0.05 0.03 99.80 15:11:01 2 7.89 0.00 0.62 0.00 0.07 91.43 15:11:01 3 5.86 0.00 0.13 0.08 0.03 93.89 15:12:01 all 24.80 0.00 1.26 0.38 0.06 73.50 15:12:01 0 22.94 0.00 0.98 0.10 0.05 75.93 15:12:01 1 22.45 0.00 1.20 0.53 0.05 75.77 15:12:01 2 31.05 0.00 1.31 0.23 0.07 67.34 15:12:01 3 22.80 0.00 1.56 0.62 0.08 74.94 15:13:01 all 23.23 0.00 0.78 0.39 0.04 75.56 15:13:01 0 22.33 0.00 0.77 0.05 0.03 76.82 15:13:01 1 21.76 0.00 0.63 0.13 0.03 77.44 15:13:01 2 37.30 0.00 0.88 0.05 0.05 61.72 15:13:01 3 11.51 0.00 0.80 1.33 0.03 86.32 Average: all 17.17 0.00 0.92 1.26 0.05 80.60 Average: 0 15.78 0.00 0.77 0.53 0.04 82.88 Average: 1 13.60 0.00 0.77 1.22 0.05 84.35 Average: 2 19.44 0.00 0.93 2.39 0.06 77.19 Average: 3 19.85 0.00 1.20 0.91 0.06 77.98