---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11655 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: 2800.000 BogoMIPS: 5600.00 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 7.7G 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 583 1066 0 2294 3094 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:51:a1:53 brd ff:ff:ff:ff:ff:ff inet 10.32.6.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85996sec preferred_lft 85996sec inet6 fe80::f816:3eff:fe51:a153/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11655) 11/30/24 _x86_64_ (4 CPU) 05:14:45 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 122.73 37.75 84.97 1748.62 6517.96 05:17:01 77.51 29.69 47.82 1652.87 9545.64 05:18:01 5.70 0.00 5.70 0.00 277.69 05:19:01 7.42 0.00 7.42 0.00 282.75 05:20:01 35.23 10.65 24.58 723.08 3153.34 05:21:01 47.75 6.89 40.86 257.66 8710.30 Average: 49.31 14.12 35.19 727.70 4735.74 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 1778516 3371104 2260128 55.96 51592 1695824 600112 11.80 549068 1535904 152016 05:17:01 1484764 3236712 2553880 63.24 57460 1842132 737984 14.51 697424 1666700 4696 05:18:01 1475748 3230532 2562896 63.46 58136 1843968 741980 14.59 703528 1668212 1212 05:19:01 1432128 3193316 2606516 64.54 59700 1847840 771080 15.16 742624 1670872 2288 05:20:01 529772 2399816 3508872 86.88 62084 1950692 1519516 29.87 1567452 1735360 644 05:21:01 1125992 3200800 2912652 72.12 66900 2146248 690560 13.57 899084 1802468 14732 Average: 1304487 3105380 2734157 67.70 59312 1887784 843539 16.58 859863 1679919 29265 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 154.25 119.91 1043.20 34.15 0.00 0.00 0.00 0.00 05:16:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:17:01 ens3 120.30 117.44 756.89 23.21 0.00 0.00 0.00 0.00 05:17:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 24.11 34.39 26.86 5.47 0.00 0.00 0.00 0.00 05:18:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 05:19:01 ens3 75.70 110.88 63.52 17.05 0.00 0.00 0.00 0.00 05:19:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:20:01 ens3 205.75 216.40 1313.11 37.46 0.00 0.00 0.00 0.00 05:20:01 lo 119.96 119.96 36.35 36.35 0.00 0.00 0.00 0.00 05:21:01 ens3 525.77 436.02 1463.89 178.10 0.00 0.00 0.00 0.00 05:21:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 184.59 172.73 778.17 49.35 0.00 0.00 0.00 0.00 Average: lo 20.61 20.61 6.12 6.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11655) 11/30/24 _x86_64_ (4 CPU) 05:14:45 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 18.98 0.00 1.58 3.47 0.06 75.90 05:16:02 0 8.34 0.00 1.10 5.01 0.03 85.51 05:16:02 1 39.70 0.00 2.25 0.72 0.08 57.25 05:16:02 2 9.85 0.00 1.36 6.45 0.08 82.26 05:16:02 3 18.17 0.00 1.57 1.67 0.07 78.53 05:17:01 all 11.99 0.00 0.71 1.27 0.06 85.98 05:17:01 0 5.83 0.00 0.27 0.14 0.03 93.73 05:17:01 1 16.43 0.00 0.99 2.30 0.07 80.21 05:17:01 2 12.90 0.00 0.71 2.01 0.07 84.31 05:17:01 3 12.79 0.00 0.88 0.66 0.05 85.61 05:18:01 all 2.34 0.00 0.13 0.03 0.02 97.48 05:18:01 0 4.40 0.00 0.07 0.00 0.02 95.52 05:18:01 1 3.78 0.00 0.33 0.13 0.02 95.73 05:18:01 2 1.13 0.00 0.10 0.00 0.05 98.71 05:18:01 3 0.05 0.00 0.00 0.00 0.00 99.95 05:19:01 all 4.42 0.00 0.24 0.05 0.02 95.27 05:19:01 0 5.40 0.00 0.22 0.00 0.02 94.37 05:19:01 1 6.04 0.00 0.26 0.18 0.02 93.50 05:19:01 2 4.81 0.00 0.40 0.00 0.05 94.74 05:19:01 3 1.43 0.00 0.08 0.00 0.00 98.48 05:20:01 all 36.72 0.00 1.25 0.36 0.08 61.59 05:20:01 0 35.37 0.00 1.25 0.12 0.07 63.20 05:20:01 1 37.23 0.00 1.07 0.70 0.08 60.92 05:20:01 2 37.29 0.00 1.51 0.30 0.08 60.82 05:20:01 3 37.01 0.00 1.14 0.30 0.08 61.46 05:21:01 all 28.53 0.00 1.22 0.67 0.06 69.52 05:21:01 0 37.76 0.00 1.13 0.77 0.07 60.27 05:21:01 1 21.53 0.00 0.83 1.36 0.05 76.23 05:21:01 2 23.96 0.00 1.24 0.27 0.07 74.46 05:21:01 3 30.86 0.00 1.70 0.28 0.07 67.08 Average: all 17.17 0.00 0.85 0.97 0.05 80.95 Average: 0 16.20 0.00 0.68 1.02 0.04 82.07 Average: 1 20.78 0.00 0.96 0.89 0.05 77.31 Average: 2 14.98 0.00 0.89 1.50 0.07 82.56 Average: 3 16.71 0.00 0.90 0.49 0.04 81.86