---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2804 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 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 612 13126 0 2301 15113 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:8c:82:ca brd ff:ff:ff:ff:ff:ff inet 10.30.107.145/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe8c:82ca/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-2804) 01/03/26 _x86_64_ (4 CPU) 04:48:57 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 377.73 56.31 321.42 3711.78 85581.56 04:51:01 140.92 17.51 123.41 674.98 34256.85 04:52:01 3.38 0.00 3.38 0.00 362.34 04:53:01 262.96 27.80 235.16 1896.35 7624.86 Average: 195.49 25.28 170.21 1561.78 31732.17 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 14002660 15560076 2422300 14.75 61580 1697608 802196 4.59 653976 1555684 182620 04:51:01 12897984 14666968 3526976 21.47 74032 1885392 1709892 9.79 1585732 1703824 7952 04:52:01 12229712 14001440 4195248 25.54 74480 1887644 2280284 13.05 2254604 1701836 2780 04:53:01 12194888 14221716 4230072 25.75 75428 2137684 2034252 11.64 2091072 1893288 26964 Average: 12831311 14612550 3593649 21.88 71380 1902082 1706656 9.77 1646346 1713658 55079 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 ens3 378.75 269.73 1785.69 76.24 0.00 0.00 0.00 0.00 04:50:01 lo 1.83 1.83 0.21 0.21 0.00 0.00 0.00 0.00 04:51:01 ens3 297.20 207.03 1542.41 55.94 0.00 0.00 0.00 0.00 04:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 04:52:01 ens3 5.97 4.18 4.16 5.77 0.00 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 ens3 538.04 361.84 2923.24 103.10 0.00 0.00 0.00 0.00 04:53:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 304.68 210.45 1562.95 60.20 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 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-2804) 01/03/26 _x86_64_ (4 CPU) 04:48:57 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 20.63 0.00 2.19 4.73 0.06 72.39 04:50:01 0 44.27 0.00 4.19 5.80 0.07 45.66 04:50:01 1 19.77 0.00 1.89 1.00 0.09 77.25 04:50:01 2 10.32 0.00 1.20 3.06 0.05 85.37 04:50:01 3 8.13 0.00 1.47 9.05 0.05 81.30 04:51:01 all 45.49 0.00 1.64 1.19 0.08 51.59 04:51:01 0 65.28 0.00 1.82 0.98 0.08 31.83 04:51:01 1 38.08 0.00 1.18 0.12 0.08 60.54 04:51:01 2 34.00 0.00 1.83 1.53 0.07 62.57 04:51:01 3 44.55 0.00 1.74 2.16 0.10 51.45 04:52:01 all 32.31 0.00 0.45 0.03 0.06 67.15 04:52:01 0 36.47 0.00 0.40 0.00 0.07 63.06 04:52:01 1 20.78 0.00 0.38 0.00 0.03 78.80 04:52:01 2 25.09 0.00 0.45 0.10 0.08 74.28 04:52:01 3 46.85 0.00 0.60 0.00 0.07 52.48 04:53:01 all 55.10 0.00 1.54 0.85 0.08 42.44 04:53:01 0 68.01 0.00 1.69 0.42 0.07 29.82 04:53:01 1 53.72 0.00 1.59 1.71 0.07 42.92 04:53:01 2 43.93 0.00 1.30 0.65 0.08 54.03 04:53:01 3 54.71 0.00 1.54 0.62 0.10 43.02 Average: all 38.45 0.00 1.45 1.69 0.07 58.34 Average: 0 53.54 0.00 2.01 1.78 0.07 42.59 Average: 1 33.13 0.00 1.26 0.70 0.07 64.84 Average: 2 28.38 0.00 1.20 1.33 0.07 69.02 Average: 3 38.71 0.00 1.34 2.93 0.08 56.95