---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2384 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 550 1099 0 2294 3127 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:41:17:5b brd ff:ff:ff:ff:ff:ff inet 10.32.7.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe41:175b/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-2384) 06/07/25 _x86_64_ (4 CPU) 16:36:52 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 137.03 54.69 82.34 3612.33 22232.56 16:39:01 89.14 29.66 59.47 1628.80 10792.33 16:40:01 10.50 0.02 10.48 0.13 489.79 16:41:01 37.13 10.80 26.33 798.80 3217.06 16:42:01 34.11 6.53 27.58 183.17 5178.47 16:43:01 30.59 1.17 29.43 101.72 5312.31 Average: 56.42 17.14 39.27 1054.16 7870.42 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 1830764 3390236 2207888 54.67 49336 1665416 589960 11.60 511624 1523972 167224 16:39:01 1490404 3225692 2548248 63.10 57484 1825504 735132 14.45 688284 1672252 5276 16:40:01 1474064 3216768 2564588 63.50 59332 1830156 739128 14.53 699364 1676036 1588 16:41:01 393376 2251348 3645276 90.26 62108 1939076 1669852 32.82 1719568 1723440 2956 16:42:01 1201548 3270244 2837104 70.25 65524 2140828 617088 12.13 811608 1816732 107120 16:43:01 1166396 3242628 2872256 71.12 68752 2145168 653248 12.84 848656 1813812 12296 Average: 1259425 3099486 2779227 68.82 60423 1924358 834068 16.40 879851 1704374 49410 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:38:01 ens3 388.20 264.22 1493.47 68.76 0.00 0.00 0.00 0.00 16:39:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 16:39:01 ens3 147.96 135.99 895.14 26.41 0.00 0.00 0.00 0.00 16:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:40:01 ens3 59.89 86.49 68.15 13.88 0.00 0.00 0.00 0.00 16:41:01 lo 31.24 31.24 11.34 11.34 0.00 0.00 0.00 0.00 16:41:01 ens3 235.39 272.49 1384.81 40.96 0.00 0.00 0.00 0.00 16:42:01 lo 88.30 88.30 25.03 25.03 0.00 0.00 0.00 0.00 16:42:01 ens3 537.74 424.11 1560.28 179.76 0.00 0.00 0.00 0.00 16:43:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 16:43:01 ens3 17.86 17.90 14.36 8.81 0.00 0.00 0.00 0.00 Average: lo 20.55 20.55 6.12 6.12 0.00 0.00 0.00 0.00 Average: ens3 231.18 200.20 902.70 56.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2384) 06/07/25 _x86_64_ (4 CPU) 16:36:52 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 20.77 0.00 1.74 3.99 0.05 73.44 16:38:01 0 25.33 0.00 1.64 2.07 0.05 70.91 16:38:01 1 22.49 0.00 1.84 2.68 0.05 72.94 16:38:01 2 22.30 0.00 2.09 9.25 0.07 66.29 16:38:01 3 12.99 0.00 1.39 1.96 0.05 83.62 16:39:01 all 15.23 0.00 0.82 1.73 0.05 82.17 16:39:01 0 28.46 0.00 1.40 2.05 0.07 68.01 16:39:01 1 10.67 0.00 0.43 1.00 0.03 87.86 16:39:01 2 13.98 0.00 0.63 1.92 0.07 83.40 16:39:01 3 7.74 0.00 0.79 1.96 0.03 89.47 16:40:01 all 4.27 0.00 0.21 0.05 0.03 95.44 16:40:01 0 1.45 0.00 0.03 0.12 0.00 98.40 16:40:01 1 5.67 0.00 0.45 0.00 0.03 93.85 16:40:01 2 6.84 0.00 0.15 0.10 0.05 92.86 16:40:01 3 3.13 0.00 0.20 0.00 0.03 96.63 16:41:01 all 30.59 0.00 1.04 0.34 0.07 67.97 16:41:01 0 32.54 0.00 0.72 0.18 0.07 66.49 16:41:01 1 24.69 0.00 0.82 0.05 0.07 74.38 16:41:01 2 33.10 0.00 1.17 0.49 0.08 65.16 16:41:01 3 32.04 0.00 1.45 0.65 0.07 65.79 16:42:01 all 31.53 0.00 1.28 0.24 0.08 66.88 16:42:01 0 30.63 0.00 0.92 0.37 0.07 68.01 16:42:01 1 28.25 0.00 1.20 0.03 0.07 70.45 16:42:01 2 33.07 0.00 1.57 0.18 0.08 65.10 16:42:01 3 34.17 0.00 1.42 0.35 0.07 63.99 16:43:01 all 18.61 0.00 1.02 0.81 0.04 79.52 16:43:01 0 34.38 0.00 1.25 0.12 0.05 64.21 16:43:01 1 3.74 0.00 0.54 0.02 0.03 95.68 16:43:01 2 6.78 0.00 0.94 2.20 0.03 90.05 16:43:01 3 29.41 0.00 1.37 0.90 0.05 68.27 Average: all 20.17 0.00 1.02 1.19 0.05 77.57 Average: 0 25.46 0.00 0.99 0.82 0.05 72.68 Average: 1 15.93 0.00 0.88 0.63 0.05 82.52 Average: 2 19.34 0.00 1.09 2.36 0.06 77.15 Average: 3 19.93 0.00 1.10 0.97 0.05 77.94