---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8102 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 557 12672 0 2810 15152 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1b:36:58 brd ff:ff:ff:ff:ff:ff inet 10.30.106.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe1b:3658/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8102) 12/28/23 _x86_64_ (4 CPU) 13:07:42 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:02 111.21 40.46 70.75 1919.04 25159.69 13:10:01 242.62 12.05 230.57 296.49 34863.79 13:11:01 111.25 14.33 96.92 848.66 28427.93 13:12:01 64.62 1.07 63.56 56.26 17703.32 13:13:01 47.89 0.98 46.91 60.92 5689.19 Average: 115.09 13.79 101.31 637.50 22327.19 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:02 14039128 15607396 2385832 14.53 59916 1710964 761368 4.36 626556 1548064 163304 13:10:01 13110464 14993144 3314496 20.18 82372 1986052 1310076 7.50 1282144 1784848 23400 13:11:01 11868532 14158596 4556428 27.74 95892 2365144 1977608 11.32 2206300 2070760 111312 13:12:01 10882528 13349404 5542432 33.74 99416 2530116 2740776 15.69 3087516 2166220 34296 13:13:01 13023952 15563788 3401008 20.71 105556 2594676 759416 4.35 911188 2202472 32500 Average: 12584921 14734466 3840039 23.38 88630 2237390 1509849 8.64 1622741 1954473 72962 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:02 ens3 312.04 175.21 1314.66 47.16 0.00 0.00 0.00 0.00 13:09:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 13:10:01 ens3 300.85 269.07 2740.63 71.40 0.00 0.00 0.00 0.00 13:10:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 13:11:01 ens3 372.90 316.85 3529.97 56.00 0.00 0.00 0.00 0.00 13:11:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:12:01 ens3 591.17 508.22 1965.38 229.75 0.00 0.00 0.00 0.00 13:12:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:13:01 ens3 228.58 235.68 341.39 651.15 0.00 0.00 0.00 0.00 13:13:01 lo 35.06 35.06 3.16 3.16 0.00 0.00 0.00 0.00 Average: ens3 361.31 301.10 1975.81 211.55 0.00 0.00 0.00 0.00 Average: lo 7.60 7.60 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8102) 12/28/23 _x86_64_ (4 CPU) 13:07:42 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:02 all 22.05 0.00 1.79 5.94 0.06 70.16 13:09:02 0 11.30 0.00 1.44 13.15 0.07 74.04 13:09:02 1 32.76 0.00 2.37 1.37 0.07 63.43 13:09:02 2 24.37 0.00 1.51 2.20 0.05 71.88 13:09:02 3 19.72 0.00 1.81 7.06 0.08 71.33 13:10:01 all 29.04 0.00 1.87 6.30 0.11 62.68 13:10:01 0 19.45 0.00 1.33 12.34 0.09 66.80 13:10:01 1 26.52 0.00 1.23 0.29 0.14 71.83 13:10:01 2 41.94 0.00 3.34 8.36 0.12 46.24 13:10:01 3 28.29 0.00 1.60 4.20 0.07 65.84 13:11:01 all 67.52 0.00 2.28 1.50 0.11 28.58 13:11:01 0 59.53 0.00 2.13 3.71 0.12 34.50 13:11:01 1 68.90 0.00 2.44 0.54 0.13 27.98 13:11:01 2 71.99 0.00 2.52 1.44 0.12 23.92 13:11:01 3 69.66 0.00 2.02 0.30 0.10 27.92 13:12:01 all 60.41 0.00 2.12 0.82 0.10 36.54 13:12:01 0 67.86 0.00 2.67 2.75 0.12 26.59 13:12:01 1 62.57 0.00 1.83 0.42 0.10 35.08 13:12:01 2 51.07 0.00 1.83 0.05 0.10 46.95 13:12:01 3 60.17 0.00 2.14 0.05 0.08 37.56 13:13:01 all 22.52 0.00 1.58 1.48 0.06 74.36 13:13:01 0 17.61 0.00 1.49 4.57 0.05 76.29 13:13:01 1 7.48 0.00 0.90 0.02 0.03 91.57 13:13:01 2 14.81 0.00 1.50 0.12 0.05 83.53 13:13:01 3 50.27 0.00 2.50 1.21 0.12 45.91 Average: all 40.31 0.00 1.93 3.20 0.09 54.47 Average: 0 35.18 0.00 1.81 7.29 0.09 55.63 Average: 1 39.64 0.00 1.75 0.53 0.09 57.98 Average: 2 40.79 0.00 2.14 2.41 0.09 54.58 Average: 3 45.64 0.00 2.01 2.56 0.09 49.69