---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17563 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 8.9G 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 562 12741 0 2736 15155 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:fb:e6:df brd ff:ff:ff:ff:ff:ff inet 10.30.107.47/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fefb:e6df/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-17563) 03/23/24 _x86_64_ (4 CPU) 16:45:29 LINUX RESTART (4 CPU) 16:46:01 tps rtps wtps bread/s bwrtn/s 16:47:01 98.48 19.26 79.22 1130.08 24709.62 16:48:01 141.63 11.70 129.93 248.13 38326.13 16:49:01 27.53 4.47 23.06 364.34 19200.93 16:50:01 60.46 9.70 50.77 1128.16 16706.16 Average: 82.02 11.28 70.74 717.71 24734.81 16:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:47:01 13950072 15549536 2474888 15.07 64300 1736608 791124 4.53 692380 1571620 188848 16:48:01 13121264 15145664 3303696 20.11 77068 2133244 1120812 6.41 1121008 1940176 18432 16:49:01 11864452 13912840 4560508 27.77 78060 2155036 2362460 13.52 2384496 1926888 304 16:50:01 13006816 15478112 3418144 20.81 82868 2566420 825284 4.72 860460 2300608 23376 Average: 12985651 15021538 3439309 20.94 75574 2147827 1274920 7.30 1264586 1934823 57740 16:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:47:01 ens3 69.16 48.84 1019.81 8.41 0.00 0.00 0.00 0.00 16:47:01 lo 1.67 1.67 0.18 0.18 0.00 0.00 0.00 0.00 16:48:01 ens3 445.55 315.83 5560.82 59.55 0.00 0.00 0.00 0.00 16:48:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 16:49:01 ens3 172.72 111.75 158.56 40.14 0.00 0.00 0.00 0.00 16:49:01 lo 11.06 11.06 0.97 0.97 0.00 0.00 0.00 0.00 16:50:01 ens3 133.26 109.50 455.70 30.13 0.00 0.00 0.00 0.00 16:50:01 lo 8.10 8.10 0.53 0.53 0.00 0.00 0.00 0.00 Average: ens3 205.16 146.47 1798.51 34.56 0.00 0.00 0.00 0.00 Average: lo 5.37 5.37 0.43 0.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17563) 03/23/24 _x86_64_ (4 CPU) 16:45:29 LINUX RESTART (4 CPU) 16:46:01 CPU %user %nice %system %iowait %steal %idle 16:47:01 all 20.44 0.00 1.28 3.74 0.06 74.48 16:47:01 0 31.78 0.00 1.56 1.82 0.07 64.78 16:47:01 1 14.35 0.00 1.22 12.31 0.07 72.05 16:47:01 2 13.76 0.00 1.04 0.52 0.07 84.61 16:47:01 3 21.89 0.00 1.30 0.28 0.03 76.49 16:48:01 all 22.03 0.00 1.47 3.14 0.07 73.29 16:48:01 0 25.78 0.00 1.47 2.29 0.05 70.40 16:48:01 1 15.80 0.00 1.62 8.42 0.07 74.09 16:48:01 2 26.86 0.00 1.42 1.34 0.08 70.30 16:48:01 3 19.65 0.00 1.36 0.52 0.07 78.40 16:49:01 all 38.96 0.00 0.83 1.45 0.08 58.68 16:49:01 0 38.98 0.00 0.70 0.07 0.10 60.15 16:49:01 1 37.34 0.00 0.69 0.18 0.08 61.70 16:49:01 2 37.56 0.00 1.12 5.50 0.07 55.76 16:49:01 3 41.96 0.00 0.84 0.03 0.08 57.09 16:50:01 all 26.31 0.00 1.22 2.09 0.06 70.31 16:50:01 0 22.01 0.00 1.57 4.76 0.05 71.62 16:50:01 1 33.84 0.00 1.35 0.82 0.07 63.92 16:50:01 2 34.04 0.00 0.90 1.75 0.07 63.24 16:50:01 3 15.33 0.00 1.06 1.04 0.07 82.51 Average: all 26.94 0.00 1.20 2.60 0.07 69.19 Average: 0 29.64 0.00 1.32 2.24 0.07 66.74 Average: 1 25.33 0.00 1.22 5.44 0.07 67.94 Average: 2 28.07 0.00 1.12 2.28 0.07 68.47 Average: 3 24.72 0.00 1.14 0.47 0.06 73.62