---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8649 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 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / 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 572 11188 0 4279 15137 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:e0:4f:86 brd ff:ff:ff:ff:ff:ff inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85995sec preferred_lft 85995sec inet6 fe80::f816:3eff:fee0:4f86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8649) 11/04/25 _x86_64_ (4 CPU) 13:02:25 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:02 196.71 34.54 162.18 1840.50 48165.80 13:05:01 83.95 15.08 68.87 857.35 13586.17 13:06:01 21.68 0.15 21.53 3.60 2761.67 13:07:01 27.46 0.07 27.40 1.60 4017.60 13:08:01 36.74 0.48 36.26 8.40 21135.01 13:09:01 52.86 3.02 49.84 302.08 46793.00 Average: 69.51 8.80 60.71 497.53 22697.78 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:02 13455596 15291212 2969372 18.08 75728 1949148 981280 5.62 952952 1777128 100204 13:05:01 11547100 13704560 4877868 29.70 81596 2256904 2407040 13.78 2642544 1974072 10224 13:06:01 11673296 13963268 4751672 28.93 84844 2382292 2140300 12.25 2399828 2085856 63908 13:07:01 11524588 13867472 4900380 29.83 90148 2426540 2218904 12.70 2502552 2124376 2936 13:08:01 11231720 15161156 5193248 31.62 94004 3965260 1127276 6.45 1505624 3369208 1277564 13:09:01 11470056 15510760 4954912 30.17 97532 4069752 791144 4.53 1206168 3428232 26404 Average: 11817059 14583071 4607909 28.05 87309 2841649 1610991 9.22 1868278 2459812 246873 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:02 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 13:04:02 ens3 320.64 243.74 2863.19 49.66 0.00 0.00 0.00 0.00 13:05:01 lo 2.44 2.44 8.88 8.88 0.00 0.00 0.00 0.00 13:05:01 ens3 1472.33 851.91 4779.48 295.38 0.00 0.00 0.00 0.00 13:06:01 lo 4.43 4.43 17.20 17.20 0.00 0.00 0.00 0.00 13:06:01 ens3 1130.11 673.15 1024.01 247.96 0.00 0.00 0.00 0.00 13:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:07:01 ens3 95.87 74.69 557.99 15.24 0.00 0.00 0.00 0.00 13:08:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 13:08:01 ens3 671.99 472.89 5123.42 114.12 0.00 0.00 0.00 0.00 13:09:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 13:09:01 ens3 663.96 495.97 1598.74 168.29 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 4.40 4.40 0.00 0.00 0.00 0.00 Average: ens3 724.86 468.28 2651.31 148.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8649) 11/04/25 _x86_64_ (4 CPU) 13:02:25 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:02 all 26.39 0.00 1.67 3.72 0.09 68.14 13:04:02 0 38.53 0.00 2.20 1.63 0.10 57.54 13:04:02 1 11.83 0.00 1.62 7.12 0.09 79.34 13:04:02 2 26.39 0.00 1.40 1.97 0.09 70.16 13:04:02 3 28.72 0.00 1.41 4.17 0.09 65.61 13:05:01 all 66.64 0.00 3.19 0.32 0.15 29.70 13:05:01 0 71.86 0.00 2.48 0.07 0.14 25.45 13:05:01 1 55.04 0.00 2.91 0.58 0.15 41.33 13:05:01 2 67.91 0.00 3.82 0.55 0.14 27.60 13:05:01 3 71.75 0.00 3.59 0.10 0.15 24.40 13:06:01 all 37.20 0.00 3.53 0.16 0.13 58.99 13:06:01 0 38.82 0.00 5.35 0.48 0.11 55.25 13:06:01 1 40.05 0.00 3.53 0.00 0.11 56.30 13:06:01 2 35.55 0.00 2.61 0.14 0.20 61.50 13:06:01 3 34.67 0.00 2.69 0.00 0.07 62.57 13:07:01 all 11.09 0.00 0.53 0.07 0.08 88.23 13:07:01 0 6.32 0.00 0.65 0.22 0.07 92.74 13:07:01 1 10.52 0.00 0.74 0.02 0.10 88.62 13:07:01 2 17.34 0.00 0.22 0.03 0.07 82.34 13:07:01 3 10.19 0.00 0.58 0.00 0.08 89.14 13:08:01 all 29.04 0.00 1.78 0.30 0.08 68.81 13:08:01 0 23.50 0.00 1.70 0.15 0.08 74.56 13:08:01 1 40.43 0.00 2.33 0.64 0.08 56.52 13:08:01 2 26.72 0.00 1.30 0.02 0.08 71.88 13:08:01 3 25.52 0.00 1.77 0.40 0.07 72.24 13:09:01 all 35.75 0.00 1.75 1.26 0.07 61.16 13:09:01 0 21.78 0.00 1.60 0.97 0.07 75.58 13:09:01 1 38.15 0.00 1.77 0.03 0.08 59.96 13:09:01 2 52.83 0.00 1.74 3.97 0.10 41.36 13:09:01 3 30.27 0.00 1.85 0.05 0.05 67.78 Average: all 34.26 0.00 2.07 0.97 0.10 62.61 Average: 0 33.29 0.00 2.30 0.58 0.09 63.73 Average: 1 32.60 0.00 2.13 1.40 0.10 63.77 Average: 2 37.73 0.00 1.84 1.12 0.11 59.20 Average: 3 33.41 0.00 1.98 0.78 0.08 63.74