---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1982 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 8.7G 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 542 12977 0 2519 15178 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:73:99:3c brd ff:ff:ff:ff:ff:ff inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe73:993c/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-1982) 12/02/23 _x86_64_ (4 CPU) 22:47:12 LINUX RESTART (4 CPU) 22:48:01 tps rtps wtps bread/s bwrtn/s 22:49:01 82.70 13.36 69.34 974.77 13015.03 22:50:01 126.85 17.05 109.80 642.43 20642.16 22:51:01 17.83 1.35 16.48 47.33 8839.19 Average: 75.79 10.59 65.21 554.84 14165.46 22:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:49:01 13881992 15542516 2542976 15.48 63612 1796648 785196 4.49 708732 1622616 179552 22:50:01 13152872 15065292 3272096 19.92 76888 2022280 1529956 8.76 1222380 1810120 25544 22:51:01 12876772 15017476 3548196 21.60 79148 2244048 1194560 6.84 1325604 1974424 174820 Average: 13303879 15208428 3121089 19.00 73216 2020992 1169904 6.70 1085572 1802387 126639 22:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:49:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 22:49:01 ens3 50.31 34.36 830.83 6.71 0.00 0.00 0.00 0.00 22:50:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 22:50:01 ens3 437.58 345.34 2010.39 136.89 0.00 0.00 0.00 0.00 22:51:01 lo 0.67 0.67 0.04 0.04 0.00 0.00 0.00 0.00 22:51:01 ens3 87.40 61.41 196.78 29.69 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 191.76 147.04 1012.66 57.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1982) 12/02/23 _x86_64_ (4 CPU) 22:47:12 LINUX RESTART (4 CPU) 22:48:01 CPU %user %nice %system %iowait %steal %idle 22:49:01 all 15.79 0.00 1.10 8.72 0.04 74.34 22:49:01 0 14.51 0.00 0.72 12.12 0.03 72.63 22:49:01 1 11.97 0.00 0.58 1.15 0.03 86.27 22:49:01 2 22.83 0.00 2.12 19.91 0.05 55.09 22:49:01 3 13.88 0.00 1.00 1.82 0.05 83.25 22:50:01 all 42.71 0.00 2.94 3.72 0.13 50.50 22:50:01 0 60.20 0.00 3.38 5.33 0.15 30.94 22:50:01 1 38.15 0.00 2.49 0.42 0.12 58.82 22:50:01 2 31.77 0.00 3.35 8.25 0.12 56.51 22:50:01 3 40.71 0.00 2.56 0.89 0.10 55.74 22:51:01 all 59.73 0.00 1.85 1.10 0.11 37.21 22:51:01 0 59.11 0.00 1.54 1.20 0.12 38.04 22:51:01 1 62.24 0.00 2.11 0.10 0.12 35.44 22:51:01 2 61.35 0.00 2.04 1.46 0.12 35.03 22:51:01 3 56.20 0.00 1.71 1.63 0.12 40.35 Average: all 39.36 0.00 1.96 4.52 0.09 54.06 Average: 0 44.56 0.00 1.87 6.22 0.10 47.24 Average: 1 37.32 0.00 1.72 0.56 0.09 60.31 Average: 2 38.65 0.00 2.50 9.88 0.09 48.87 Average: 3 36.89 0.00 1.75 1.45 0.09 59.82