---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7574 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 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 944 12041 0 3054 14769 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:91:ca:70 brd ff:ff:ff:ff:ff:ff inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85909sec preferred_lft 85909sec inet6 fe80::f816:3eff:fe91:ca70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7574) 05/02/26 _x86_64_ (4 CPU) 05:39:41 LINUX RESTART (4 CPU) 05:40:01 tps rtps wtps bread/s bwrtn/s 05:41:01 389.65 48.26 341.39 2376.00 61819.03 05:42:01 102.53 1.17 101.37 49.19 27019.23 05:43:01 1.28 0.00 1.28 0.00 15.60 05:44:01 1.80 0.00 1.80 0.00 23.46 05:45:01 1.00 0.00 1.00 0.00 12.40 05:46:01 16.68 5.27 11.41 513.78 1113.15 05:47:01 40.14 8.82 31.33 325.28 10668.36 Average: 79.01 9.07 69.94 466.32 14381.60 05:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:01 13642264 15407644 2782704 16.94 69312 1890408 1137224 6.51 841436 1713016 300964 05:42:01 13074376 15340056 3350592 20.40 74108 2375796 996504 5.70 926296 2176444 236 05:43:01 13074744 15340316 3350224 20.40 74140 2375800 996504 5.70 926096 2176448 152 05:44:01 13074844 15340488 3350124 20.40 74196 2375832 996504 5.70 926304 2176464 52 05:45:01 13074720 15340404 3350248 20.40 74228 2375824 996504 5.70 926488 2176464 32 05:46:01 12075484 14388608 4349484 26.48 75428 2420856 1912516 10.95 1896308 2201392 1452 05:47:01 12407660 15194988 4017308 24.46 77768 2883756 1033748 5.92 1427092 2323068 389544 Average: 12917727 15193215 3507241 21.35 74169 2385467 1152786 6.60 1124289 2134757 98919 05:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:01 ens3 221.28 152.64 1937.69 45.05 0.00 0.00 0.00 0.00 05:41:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 05:42:01 ens3 461.66 291.82 8012.10 34.71 0.00 0.00 0.00 0.00 05:42:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 05:43:01 ens3 0.20 0.13 0.06 0.01 0.00 0.00 0.00 0.00 05:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:44:01 ens3 7.68 4.27 2.13 1.80 0.00 0.00 0.00 0.00 05:44:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 05:45:01 ens3 0.32 0.28 0.14 0.27 0.00 0.00 0.00 0.00 05:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 ens3 1670.34 1225.75 771.39 438.19 0.00 0.00 0.00 0.00 05:46:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:47:01 ens3 1031.54 621.16 992.36 364.70 0.00 0.00 0.00 0.00 05:47:01 lo 4.78 4.78 0.67 0.67 0.00 0.00 0.00 0.00 Average: ens3 484.72 328.01 1673.70 126.39 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7574) 05/02/26 _x86_64_ (4 CPU) 05:39:41 LINUX RESTART (4 CPU) 05:40:01 CPU %user %nice %system %iowait %steal %idle 05:41:01 all 22.51 0.00 1.87 4.93 0.06 70.63 05:41:01 0 34.27 0.00 2.10 3.82 0.07 59.74 05:41:01 1 39.45 0.00 2.79 1.72 0.08 55.95 05:41:01 2 8.25 0.00 1.81 11.24 0.05 78.66 05:41:01 3 8.15 0.00 0.73 2.95 0.03 88.13 05:42:01 all 7.61 0.00 0.82 1.67 0.03 89.87 05:42:01 0 6.38 0.00 0.99 3.16 0.03 89.44 05:42:01 1 8.99 0.00 0.33 0.28 0.03 90.36 05:42:01 2 7.21 0.00 0.78 0.18 0.05 91.78 05:42:01 3 7.83 0.00 1.20 3.07 0.05 87.85 05:43:01 all 0.05 0.00 0.02 0.01 0.00 99.92 05:43:01 0 0.00 0.00 0.02 0.02 0.00 99.97 05:43:01 1 0.10 0.00 0.00 0.00 0.00 99.90 05:43:01 2 0.03 0.00 0.00 0.00 0.00 99.97 05:43:01 3 0.07 0.00 0.07 0.00 0.02 99.85 05:44:01 all 0.13 0.00 0.02 0.01 0.01 99.84 05:44:01 0 0.07 0.00 0.02 0.03 0.00 99.88 05:44:01 1 0.27 0.00 0.02 0.00 0.00 99.72 05:44:01 2 0.05 0.00 0.02 0.02 0.00 99.92 05:44:01 3 0.12 0.00 0.03 0.00 0.02 99.83 05:45:01 all 0.40 0.00 0.02 0.00 0.00 99.57 05:45:01 0 0.02 0.00 0.00 0.02 0.00 99.97 05:45:01 1 0.00 0.00 0.00 0.00 0.00 100.00 05:45:01 2 0.05 0.00 0.02 0.02 0.00 99.92 05:45:01 3 1.50 0.00 0.07 0.00 0.02 98.42 05:46:01 all 17.90 0.00 6.41 0.06 0.05 75.59 05:46:01 0 15.03 0.00 7.01 0.08 0.03 77.84 05:46:01 1 16.69 0.00 5.73 0.00 0.03 77.55 05:46:01 2 20.20 0.00 5.87 0.02 0.05 73.86 05:46:01 3 19.68 0.00 7.00 0.13 0.03 73.16 05:47:01 all 55.33 0.00 2.03 0.35 0.09 42.19 05:47:01 0 58.81 0.00 1.82 0.08 0.10 39.19 05:47:01 1 52.46 0.00 2.37 0.62 0.10 44.45 05:47:01 2 51.66 0.00 1.62 0.07 0.10 46.55 05:47:01 3 58.39 0.00 2.32 0.64 0.10 38.55 Average: all 14.83 0.00 1.60 1.00 0.04 82.53 Average: 0 16.36 0.00 1.71 1.03 0.03 80.87 Average: 1 16.82 0.00 1.60 0.37 0.04 81.16 Average: 2 12.48 0.00 1.44 1.65 0.04 84.39 Average: 3 13.67 0.00 1.64 0.97 0.04 83.69