---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4172 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 408 1260 0 2274 3269 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:13:68:5b brd ff:ff:ff:ff:ff:ff inet 10.32.7.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fe13:685b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4172) 03/09/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:03 111.31 66.72 44.59 4504.58 6704.88 23:20:01 88.04 30.05 57.99 1679.16 10767.66 23:21:01 10.05 0.00 10.05 0.00 460.06 23:22:01 37.81 10.58 27.23 721.35 3107.35 23:23:01 39.55 4.43 35.12 188.60 4811.60 Average: 57.15 22.30 34.84 1416.95 5132.74 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:03 1855936 3437840 2182716 54.05 49028 1687952 541448 10.64 483188 1527924 164784 23:20:01 1492588 3241500 2546064 63.04 57196 1840040 728556 14.32 695740 1664432 4780 23:21:01 1472984 3228956 2565668 63.53 58948 1844480 732516 14.40 710392 1668148 1560 23:22:01 556124 2422452 3482528 86.23 61540 1948400 1479816 29.09 1548840 1733140 2588 23:23:01 1270668 3326444 2767984 68.54 66804 2127880 638384 12.55 724024 1837660 77696 Average: 1329660 3131438 2708992 67.08 58703 1889750 824144 16.20 832437 1686261 50282 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:03 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 23:19:03 ens3 345.41 211.68 1412.81 60.53 0.00 0.00 0.00 0.00 23:20:01 lo 1.59 1.59 0.15 0.15 0.00 0.00 0.00 0.00 23:20:01 ens3 121.84 118.89 802.23 26.80 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 55.69 80.54 68.79 13.01 0.00 0.00 0.00 0.00 23:22:01 lo 49.48 49.48 18.56 18.56 0.00 0.00 0.00 0.00 23:22:01 ens3 203.87 251.36 1344.39 35.22 0.00 0.00 0.00 0.00 23:23:01 lo 70.78 70.78 17.88 17.88 0.00 0.00 0.00 0.00 23:23:01 ens3 280.69 291.22 1140.13 54.70 0.00 0.00 0.00 0.00 Average: lo 24.80 24.80 7.39 7.39 0.00 0.00 0.00 0.00 Average: ens3 202.04 191.22 954.69 38.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4172) 03/09/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:03 all 22.49 0.00 1.82 3.05 0.06 72.58 23:19:03 0 39.14 0.00 2.46 1.94 0.07 56.40 23:19:03 1 24.08 0.00 1.84 3.11 0.05 70.93 23:19:03 2 15.23 0.00 1.57 1.45 0.07 81.68 23:19:03 3 11.59 0.00 1.42 5.70 0.07 81.21 23:20:01 all 15.79 0.00 0.73 1.72 0.05 81.71 23:20:01 0 9.48 0.00 0.54 0.10 0.02 89.86 23:20:01 1 12.88 0.00 0.69 3.11 0.05 83.27 23:20:01 2 27.41 0.00 0.93 0.66 0.05 70.94 23:20:01 3 13.39 0.00 0.76 3.03 0.05 82.78 23:21:01 all 4.51 0.00 0.20 0.02 0.04 95.22 23:21:01 0 3.19 0.00 0.10 0.00 0.02 96.70 23:21:01 1 5.10 0.00 0.43 0.07 0.05 94.35 23:21:01 2 5.53 0.00 0.22 0.00 0.07 94.19 23:21:01 3 4.23 0.00 0.07 0.03 0.03 95.63 23:22:01 all 33.75 0.00 1.04 0.40 0.06 64.76 23:22:01 0 35.52 0.00 1.26 0.27 0.07 62.88 23:22:01 1 30.39 0.00 1.05 0.53 0.07 67.96 23:22:01 2 37.58 0.00 1.12 0.12 0.07 61.12 23:22:01 3 31.47 0.00 0.72 0.65 0.05 67.11 23:23:01 all 21.83 0.00 1.19 0.46 0.07 76.44 23:23:01 0 33.32 0.00 1.54 0.30 0.07 64.78 23:23:01 1 15.94 0.00 0.97 0.07 0.05 82.98 23:23:01 2 12.14 0.00 0.93 0.08 0.08 86.76 23:23:01 3 25.99 0.00 1.32 1.40 0.07 71.23 Average: all 19.70 0.00 1.00 1.13 0.05 78.12 Average: 0 24.22 0.00 1.18 0.52 0.05 74.03 Average: 1 17.70 0.00 1.00 1.36 0.05 79.89 Average: 2 19.52 0.00 0.96 0.46 0.07 79.00 Average: 3 17.35 0.00 0.86 2.16 0.05 79.58