---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2191 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.8G 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 12886 0 2596 15160 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:74:de:ea brd ff:ff:ff:ff:ff:ff inet 10.30.107.189/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe74:deea/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-2191) 12/04/23 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 113.76 23.74 90.02 1236.94 18017.96 03:07:01 82.77 4.45 78.32 132.38 17646.93 03:08:01 31.26 5.20 26.06 401.93 9544.41 03:09:01 56.81 1.07 55.74 62.39 22906.98 Average: 70.97 8.55 62.42 455.15 17024.93 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13890560 15610128 2534400 15.43 72528 1840764 720988 4.13 640552 1668220 154408 03:07:01 12892248 14762180 3532712 21.51 80028 1976828 1528480 8.75 1508808 1782080 11812 03:08:01 12559916 14626124 3865044 23.53 83252 2164860 1559580 8.93 1735436 1876316 132856 03:09:01 13142752 15486316 3282208 19.98 89792 2431068 811928 4.65 967824 2052952 44792 Average: 13121369 15121187 3303591 20.11 81400 2103380 1155244 6.61 1213155 1844892 85967 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 03:06:01 ens3 117.39 84.31 1257.10 26.00 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:07:01 ens3 322.86 251.09 1967.96 68.20 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1344.49 846.79 939.45 376.21 0.00 0.00 0.00 0.00 03:09:01 lo 3.20 3.20 0.30 0.30 0.00 0.00 0.00 0.00 03:09:01 ens3 124.95 127.96 298.60 1314.90 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 478.93 328.56 1115.19 448.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2191) 12/04/23 _x86_64_ (4 CPU) 03:04:20 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 19.77 0.00 1.62 3.59 0.06 74.97 03:06:01 0 11.58 0.00 1.15 2.66 0.03 84.57 03:06:01 1 9.38 0.00 1.18 6.61 0.03 82.80 03:06:01 2 35.57 0.00 2.30 1.63 0.07 60.44 03:06:01 3 22.56 0.00 1.84 3.47 0.09 72.05 03:07:01 all 32.04 0.00 1.15 5.02 0.09 61.70 03:07:01 0 27.88 0.00 1.29 3.16 0.08 67.59 03:07:01 1 21.38 0.00 1.69 11.30 0.10 65.53 03:07:01 2 51.78 0.00 0.82 0.65 0.08 46.66 03:07:01 3 27.09 0.00 0.81 4.96 0.08 67.06 03:08:01 all 30.24 0.00 5.55 0.60 0.07 63.53 03:08:01 0 30.45 0.00 1.89 0.27 0.07 67.33 03:08:01 1 30.41 0.00 8.83 1.85 0.08 58.82 03:08:01 2 33.63 0.00 8.19 0.20 0.07 57.91 03:08:01 3 26.46 0.00 3.33 0.08 0.07 70.06 03:09:01 all 21.20 0.00 1.58 2.55 0.06 74.62 03:09:01 0 31.00 0.00 1.74 5.58 0.08 61.60 03:09:01 1 27.26 0.00 1.83 2.05 0.05 68.81 03:09:01 2 17.84 0.00 1.32 0.15 0.05 80.65 03:09:01 3 8.69 0.00 1.37 2.44 0.05 87.44 Average: all 25.83 0.00 2.48 2.94 0.07 68.68 Average: 0 25.28 0.00 1.52 2.92 0.07 70.22 Average: 1 22.17 0.00 3.39 5.44 0.07 68.92 Average: 2 34.68 0.00 3.16 0.65 0.07 61.44 Average: 3 21.19 0.00 1.84 2.74 0.07 74.16