---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1120 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 7.7G 12G 41% / 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 776 826 0 2341 2901 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:37:53:fd brd ff:ff:ff:ff:ff:ff inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe37:53fd/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-1120) 05/17/25 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 134.51 54.46 80.05 3597.13 7533.54 15:10:01 84.60 29.80 54.81 1631.19 10291.88 15:11:01 10.41 0.00 10.41 0.00 473.18 15:12:01 50.72 4.67 46.05 179.94 10802.53 15:13:01 17.98 1.83 16.15 103.58 5899.02 Average: 59.64 18.15 41.49 1102.30 6999.94 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1828960 3396072 2209684 54.71 50144 1672104 574344 11.29 503392 1532432 168072 15:10:01 1496676 3228512 2541968 62.94 57652 1821992 742700 14.60 686012 1667912 4412 15:11:01 1477880 3217536 2560764 63.41 59736 1826764 746696 14.68 698844 1671684 1684 15:12:01 1018908 3180632 3019736 74.77 63944 2235668 700728 13.77 853664 1959472 100400 15:13:01 825324 2947008 3213320 79.56 66248 2194448 923792 18.16 1256844 1750380 27256 Average: 1329550 3193952 2709094 67.08 59545 1950195 737652 14.50 799751 1716376 60365 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 425.65 279.57 1603.61 71.01 0.00 0.00 0.00 0.00 15:09:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:10:01 ens3 113.11 111.20 739.04 21.39 0.00 0.00 0.00 0.00 15:10:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 61.10 87.34 67.95 14.08 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 900.35 734.19 4424.88 125.12 0.00 0.00 0.00 0.00 15:12:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:13:01 ens3 88.05 50.49 32.19 250.80 0.00 0.00 0.00 0.00 15:13:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 317.66 252.57 1373.59 96.48 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1120) 05/17/25 _x86_64_ (4 CPU) 15:07:52 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.02 0.00 1.82 3.76 0.06 73.35 15:09:01 0 6.99 0.00 0.90 1.17 0.03 90.90 15:09:01 1 35.19 0.00 2.93 5.78 0.07 56.04 15:09:01 2 34.10 0.00 2.39 1.30 0.07 62.15 15:09:01 3 7.79 0.00 1.07 6.77 0.05 84.33 15:10:01 all 12.99 0.00 0.77 1.70 0.05 84.50 15:10:01 0 10.57 0.00 0.50 1.49 0.05 87.39 15:10:01 1 9.03 0.00 0.68 0.47 0.03 89.78 15:10:01 2 18.66 0.00 1.25 2.72 0.07 77.30 15:10:01 3 13.70 0.00 0.64 2.11 0.05 83.50 15:11:01 all 4.61 0.00 0.22 0.04 0.03 95.11 15:11:01 0 0.60 0.00 0.05 0.12 0.02 99.22 15:11:01 1 8.72 0.00 0.28 0.00 0.03 90.96 15:11:01 2 5.61 0.00 0.38 0.05 0.03 93.93 15:11:01 3 3.49 0.00 0.17 0.00 0.03 96.31 15:12:01 all 23.14 0.00 1.41 0.35 0.07 75.02 15:12:01 0 23.57 0.00 1.24 0.52 0.08 74.59 15:12:01 1 22.03 0.00 1.64 0.18 0.05 76.10 15:12:01 2 23.65 0.00 1.76 0.64 0.08 73.87 15:12:01 3 23.36 0.00 1.00 0.05 0.07 75.52 15:13:01 all 26.09 0.00 0.81 0.36 0.05 72.69 15:13:01 0 52.23 0.00 1.53 0.52 0.07 45.65 15:13:01 1 12.25 0.00 0.45 0.03 0.05 87.22 15:13:01 2 20.13 0.00 0.69 0.85 0.05 78.28 15:13:01 3 19.70 0.00 0.60 0.05 0.05 79.60 Average: all 17.56 0.00 1.01 1.24 0.05 80.14 Average: 0 18.80 0.00 0.84 0.76 0.05 79.55 Average: 1 17.43 0.00 1.20 1.29 0.05 80.04 Average: 2 20.42 0.00 1.29 1.11 0.06 77.11 Average: 3 13.60 0.00 0.69 1.79 0.05 83.87