---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2527 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 8.6G 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 13053 0 2444 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:46:a3:4e brd ff:ff:ff:ff:ff:ff inet 10.30.107.227/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe46:a34e/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-2527) 11/21/23 _x86_64_ (4 CPU) 14:41:31 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 93.07 17.56 75.50 1027.83 30323.21 14:44:01 126.36 10.75 115.61 266.62 37932.88 14:45:01 48.44 11.28 37.16 605.37 14067.79 14:46:01 27.56 2.43 25.13 67.32 2040.33 Average: 73.86 10.51 63.35 491.78 21091.05 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 14034912 15608620 2390048 14.55 60376 1715652 771484 4.42 626924 1552716 171852 14:44:01 13457892 15264360 2967068 18.06 77912 1917816 1149752 6.58 997740 1731280 20196 14:45:01 12433264 14364572 3991696 24.30 81580 2034232 2084852 11.93 1938916 1802160 9256 14:46:01 13395852 15563604 3029108 18.44 86080 2263196 751000 4.30 841988 1933356 236544 Average: 13330480 15200289 3094480 18.84 76487 1982724 1189272 6.81 1101392 1754878 109462 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 ens3 54.67 38.74 949.10 6.68 0.00 0.00 0.00 0.00 14:43:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 14:44:01 ens3 247.49 217.80 1782.87 66.80 0.00 0.00 0.00 0.00 14:44:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 14:45:01 ens3 247.69 170.70 1056.96 50.82 0.00 0.00 0.00 0.00 14:45:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 14:46:01 ens3 363.07 285.09 479.57 881.15 0.00 0.00 0.00 0.00 14:46:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 228.23 178.08 1067.13 251.36 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2527) 11/21/23 _x86_64_ (4 CPU) 14:41:31 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 17.45 0.00 1.15 8.59 0.05 72.76 14:43:01 0 12.69 0.00 1.04 12.02 0.05 74.21 14:43:01 1 11.41 0.00 0.72 0.25 0.03 87.59 14:43:01 2 32.09 0.00 1.77 15.81 0.07 50.26 14:43:01 3 13.63 0.00 1.05 6.34 0.03 78.94 14:44:01 all 17.68 0.00 1.37 8.74 0.06 72.15 14:44:01 0 16.70 0.00 0.99 4.51 0.07 77.73 14:44:01 1 14.70 0.00 1.67 6.24 0.07 77.32 14:44:01 2 18.59 0.00 1.36 8.69 0.08 71.28 14:44:01 3 20.77 0.00 1.43 15.55 0.05 62.21 14:45:01 all 56.27 0.00 1.58 3.12 0.10 38.92 14:45:01 0 70.15 0.00 1.43 0.15 0.10 28.17 14:45:01 1 54.95 0.00 1.86 8.01 0.10 35.09 14:45:01 2 48.26 0.00 1.72 3.78 0.12 46.13 14:45:01 3 51.82 0.00 1.33 0.52 0.10 46.23 14:46:01 all 45.76 0.00 2.15 0.37 0.10 51.61 14:46:01 0 45.81 0.00 2.12 0.94 0.12 51.01 14:46:01 1 50.53 0.00 2.53 0.12 0.08 46.74 14:46:01 2 48.82 0.00 2.41 0.30 0.08 48.38 14:46:01 3 37.89 0.00 1.51 0.13 0.08 60.38 Average: all 34.28 0.00 1.56 5.21 0.08 58.87 Average: 0 36.29 0.00 1.40 4.41 0.08 57.83 Average: 1 32.86 0.00 1.69 3.65 0.07 61.73 Average: 2 36.98 0.00 1.82 7.14 0.09 53.98 Average: 3 31.01 0.00 1.33 5.64 0.07 61.96