---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20078 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 9.1G 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 617 12371 0 3050 15091 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:93:f1:0c brd ff:ff:ff:ff:ff:ff inet 10.30.107.216/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85945sec preferred_lft 85945sec inet6 fe80::f816:3eff:fe93:f10c/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-20078) 06/10/25 _x86_64_ (4 CPU) 18:33:54 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 369.28 54.45 314.83 3620.93 62862.11 18:36:01 133.96 42.44 91.52 2511.85 22846.46 18:37:01 13.93 0.05 13.88 3.33 1511.48 18:38:01 37.09 1.08 36.01 35.19 7868.56 18:39:01 14.85 0.40 14.45 10.13 1457.73 18:40:01 13.88 1.08 12.80 80.52 2557.31 18:41:01 29.68 4.43 25.25 320.08 19297.85 Average: 87.53 14.85 72.68 940.38 16915.96 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 13895488 15516984 2529480 15.40 68504 1750524 852348 4.88 713432 1595648 205728 18:36:01 11564344 13405124 4860624 29.59 75644 1955124 3357076 19.21 2903708 1716976 13228 18:37:01 10378368 12254424 6046600 36.81 77120 1986956 3803024 21.76 4056288 1744108 5624 18:38:01 11604796 13722812 4820172 29.35 84396 2213100 2313728 13.24 2621932 1936936 17432 18:39:01 11445260 13595472 4979708 30.32 86928 2239900 2448200 14.01 2750784 1960808 11564 18:40:01 12496788 15174592 3928180 23.92 89160 2755040 1127776 6.45 1224276 2422096 472080 18:41:01 12672436 15452852 3752532 22.85 92968 2848164 847036 4.85 992408 2473400 29696 Average: 12008211 14160323 4416757 26.89 82103 2249830 2107027 12.06 2180404 1978567 107907 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 ens3 662.90 402.42 1911.26 84.85 0.00 0.00 0.00 0.00 18:35:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 18:36:01 ens3 394.10 277.54 1873.11 73.56 0.00 0.00 0.00 0.00 18:36:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:37:01 ens3 2969.09 1810.58 865.05 784.52 0.00 0.00 0.00 0.00 18:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 ens3 1876.34 1192.25 3523.34 396.28 0.00 0.00 0.00 0.00 18:38:01 lo 13.80 13.80 6.02 6.02 0.00 0.00 0.00 0.00 18:39:01 ens3 980.48 566.18 277.63 227.01 0.00 0.00 0.00 0.00 18:39:01 lo 3.22 3.22 4.46 4.46 0.00 0.00 0.00 0.00 18:40:01 ens3 813.65 484.99 1446.59 170.92 0.00 0.00 0.00 0.00 18:40:01 lo 5.50 5.50 0.85 0.85 0.00 0.00 0.00 0.00 18:41:01 ens3 2120.33 1274.84 1736.39 458.90 0.00 0.00 0.00 0.00 18:41:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 1402.40 858.40 1661.95 313.72 0.00 0.00 0.00 0.00 Average: lo 3.56 3.56 1.66 1.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20078) 06/10/25 _x86_64_ (4 CPU) 18:33:54 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 23.61 0.00 2.27 3.72 0.06 70.34 18:35:01 0 21.13 0.00 2.07 1.32 0.07 75.42 18:35:01 1 9.36 0.00 1.90 10.19 0.08 78.47 18:35:01 2 42.89 0.00 2.82 1.32 0.07 52.90 18:35:01 3 20.97 0.00 2.25 2.10 0.05 74.62 18:36:01 all 65.58 0.00 2.16 0.82 0.08 31.37 18:36:01 0 70.47 0.00 2.03 1.09 0.08 26.33 18:36:01 1 59.08 0.00 2.14 0.72 0.08 37.97 18:36:01 2 70.03 0.00 1.99 1.16 0.08 26.73 18:36:01 3 62.72 0.00 2.45 0.32 0.08 34.42 18:37:01 all 66.33 0.00 6.33 0.03 0.09 27.22 18:37:01 0 61.12 0.00 6.31 0.00 0.08 32.48 18:37:01 1 61.47 0.00 6.58 0.02 0.08 31.85 18:37:01 2 81.89 0.00 6.01 0.00 0.08 12.01 18:37:01 3 60.86 0.00 6.43 0.10 0.08 32.52 18:38:01 all 66.94 0.00 4.91 0.04 0.09 28.02 18:38:01 0 70.91 0.00 2.84 0.02 0.10 26.14 18:38:01 1 65.99 0.00 4.19 0.03 0.10 29.68 18:38:01 2 69.34 0.00 6.82 0.03 0.08 23.73 18:38:01 3 61.50 0.00 5.79 0.08 0.12 32.51 18:39:01 all 58.47 0.00 2.16 0.04 0.08 39.25 18:39:01 0 52.09 0.00 2.73 0.02 0.08 45.08 18:39:01 1 62.39 0.00 1.02 0.03 0.07 36.50 18:39:01 2 59.29 0.00 2.39 0.00 0.07 38.25 18:39:01 3 60.12 0.00 2.53 0.10 0.07 37.19 18:40:01 all 61.15 0.00 2.32 0.05 0.09 36.39 18:40:01 0 64.09 0.00 1.74 0.00 0.10 34.07 18:40:01 1 53.34 0.00 2.21 0.12 0.08 44.25 18:40:01 2 53.36 0.00 2.11 0.07 0.08 44.38 18:40:01 3 73.84 0.00 3.23 0.03 0.08 22.82 18:41:01 all 45.35 0.00 2.38 0.33 0.08 51.86 18:41:01 0 45.07 0.00 2.46 0.03 0.07 52.37 18:41:01 1 32.39 0.00 2.56 1.04 0.08 63.93 18:41:01 2 62.82 0.00 2.49 0.13 0.07 34.49 18:41:01 3 41.10 0.00 2.01 0.15 0.07 56.68 Average: all 55.34 0.00 3.22 0.72 0.08 40.64 Average: 0 54.97 0.00 2.88 0.35 0.08 41.71 Average: 1 49.18 0.00 2.94 1.73 0.08 46.07 Average: 2 62.80 0.00 3.52 0.39 0.08 33.22 Average: 3 54.42 0.00 3.53 0.41 0.08 41.56