---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4672 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 9.2G 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 564 12305 0 3169 15145 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:df:6b:27 brd ff:ff:ff:ff:ff:ff inet 10.30.107.161/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fedf:6b27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4672) 11/26/23 _x86_64_ (4 CPU) 07:51:36 LINUX RESTART (4 CPU) 07:52:01 tps rtps wtps bread/s bwrtn/s 07:53:02 102.97 32.66 70.31 1669.84 17929.62 07:54:01 165.63 39.62 126.01 2450.43 29012.71 07:55:01 35.98 5.68 30.29 217.03 14479.59 07:56:01 19.15 0.17 18.98 7.87 23361.17 07:57:01 29.35 1.97 27.38 215.96 28844.66 Average: 70.30 15.94 54.36 907.11 22704.37 07:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:53:02 14022004 15604328 2402964 14.63 62156 1722376 747364 4.28 638940 1556732 172212 07:54:01 12989764 14974460 3435204 20.91 77372 2094296 1288480 7.37 1336060 1859508 11416 07:55:01 11554184 13964188 4870784 29.65 80168 2508652 2178236 12.47 2396204 2215824 357652 07:56:01 11518200 13956948 4906768 29.87 81596 2534252 2248100 12.87 2408228 2236228 22656 07:57:01 11469200 14352804 4955768 30.17 83816 2967336 1797208 10.29 2178788 2498276 27668 Average: 12310670 14570546 4114298 25.05 77022 2365382 1651878 9.45 1791644 2073314 118321 07:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:53:02 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 07:53:02 ens3 105.46 75.72 1074.69 13.63 0.00 0.00 0.00 0.00 07:54:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 07:54:01 ens3 360.43 299.05 3528.22 76.17 0.00 0.00 0.00 0.00 07:55:01 lo 26.38 26.38 5.62 5.62 0.00 0.00 0.00 0.00 07:55:01 ens3 631.36 491.90 896.57 192.83 0.00 0.00 0.00 0.00 07:56:01 lo 2.55 2.55 0.21 0.21 0.00 0.00 0.00 0.00 07:56:01 ens3 622.85 407.08 287.20 184.97 0.00 0.00 0.00 0.00 07:57:01 lo 13.23 13.23 2.25 2.25 0.00 0.00 0.00 0.00 07:57:01 ens3 962.71 685.82 2864.04 207.36 0.00 0.00 0.00 0.00 Average: lo 8.86 8.86 1.66 1.66 0.00 0.00 0.00 0.00 Average: ens3 537.14 392.22 1724.11 135.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4672) 11/26/23 _x86_64_ (4 CPU) 07:51:36 LINUX RESTART (4 CPU) 07:52:01 CPU %user %nice %system %iowait %steal %idle 07:53:02 all 19.00 0.00 1.51 4.13 0.07 75.29 07:53:02 0 10.81 0.00 1.33 7.17 0.05 80.63 07:53:02 1 26.23 0.00 1.77 1.10 0.07 70.83 07:53:02 2 11.30 0.00 0.90 0.69 0.08 87.03 07:53:02 3 27.65 0.00 2.06 7.57 0.08 62.63 07:54:01 all 31.39 0.00 1.98 3.81 0.08 62.74 07:54:01 0 31.01 0.00 2.65 9.54 0.08 56.71 07:54:01 1 32.88 0.00 2.07 1.05 0.09 63.91 07:54:01 2 23.87 0.00 1.28 1.33 0.07 73.45 07:54:01 3 37.77 0.00 1.88 3.28 0.07 57.00 07:55:01 all 62.64 0.00 2.35 0.63 0.10 34.28 07:55:01 0 62.83 0.00 2.76 0.47 0.10 33.84 07:55:01 1 63.63 0.00 2.66 1.74 0.10 31.87 07:55:01 2 66.61 0.00 2.00 0.03 0.10 31.26 07:55:01 3 57.44 0.00 2.02 0.28 0.10 40.15 07:56:01 all 33.70 0.00 1.12 2.24 0.07 62.88 07:56:01 0 36.29 0.00 0.85 0.00 0.07 62.79 07:56:01 1 35.32 0.00 0.92 4.52 0.05 59.20 07:56:01 2 28.95 0.00 1.10 0.07 0.07 69.82 07:56:01 3 34.27 0.00 1.57 4.38 0.08 59.70 07:57:01 all 54.87 0.00 2.14 1.05 0.12 41.83 07:57:01 0 53.90 0.00 2.26 0.48 0.12 43.24 07:57:01 1 55.88 0.00 2.29 0.44 0.12 41.27 07:57:01 2 52.00 0.00 1.87 0.08 0.10 45.95 07:57:01 3 57.67 0.00 2.15 3.18 0.15 36.85 Average: all 40.34 0.00 1.82 2.37 0.09 55.39 Average: 0 38.95 0.00 1.97 3.52 0.08 55.48 Average: 1 42.81 0.00 1.94 1.77 0.08 53.39 Average: 2 36.61 0.00 1.43 0.44 0.08 61.44 Average: 3 42.98 0.00 1.94 3.74 0.10 51.24