---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-71 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: 2799.996 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 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 411 1222 0 2310 3266 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:23:22:f2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fe23:22f2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-71) 01/27/24 _x86_64_ (4 CPU) 10:57:47 LINUX RESTART (4 CPU) 10:58:01 tps rtps wtps bread/s bwrtn/s 10:59:01 89.37 42.18 47.19 1923.68 6367.07 11:00:01 86.35 29.02 57.33 1621.99 11044.85 11:01:01 7.67 0.00 7.67 0.00 323.95 11:02:01 36.81 4.60 32.21 527.11 3474.22 11:03:01 20.83 6.70 14.13 215.56 517.51 11:04:01 44.58 4.22 40.36 183.30 7630.59 Average: 47.60 14.45 33.15 745.30 4893.20 10:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:59:01 1802524 3403184 2236120 55.37 49764 1705656 571752 11.24 519028 1540920 158392 11:00:01 1471992 3239856 2566652 63.55 59056 1856236 731724 14.38 700864 1675728 1596 11:01:01 1457896 3231716 2580748 63.90 60040 1860484 739908 14.54 709816 1678972 2072 11:02:01 1015912 2906412 3022732 74.85 63060 1970440 1013536 19.92 1051108 1771108 6636 11:03:01 948776 2856160 3089868 76.51 63868 1985836 1075628 21.14 1145392 1739212 5580 11:04:01 1242192 3336780 2796452 69.24 70700 2162108 621892 12.22 731288 1855784 34096 Average: 1323215 3162351 2715429 67.24 61081 1923460 792407 15.58 809583 1710287 34729 10:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:59:01 ens3 259.77 165.16 1304.85 52.96 0.00 0.00 0.00 0.00 10:59:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:00:01 ens3 122.34 116.24 830.84 19.88 0.00 0.00 0.00 0.00 11:00:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 11:01:01 ens3 54.72 78.89 69.51 12.67 0.00 0.00 0.00 0.00 11:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:02:01 ens3 239.74 298.88 1544.79 41.78 0.00 0.00 0.00 0.00 11:02:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:03:01 ens3 86.30 63.99 81.16 22.18 0.00 0.00 0.00 0.00 11:03:01 lo 1133.66 1133.66 383.06 383.06 0.00 0.00 0.00 0.00 11:04:01 ens3 154.22 149.88 703.68 31.46 0.00 0.00 0.00 0.00 11:04:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 152.85 145.51 755.81 30.16 0.00 0.00 0.00 0.00 Average: lo 189.64 189.64 63.90 63.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-71) 01/27/24 _x86_64_ (4 CPU) 10:57:47 LINUX RESTART (4 CPU) 10:58:01 CPU %user %nice %system %iowait %steal %idle 10:59:01 all 20.73 0.00 1.54 2.71 0.05 74.97 10:59:01 0 31.17 0.00 1.97 0.80 0.05 66.01 10:59:01 1 16.09 0.00 1.35 1.10 0.02 81.45 10:59:01 2 10.33 0.00 0.87 0.17 0.05 88.59 10:59:01 3 25.36 0.00 1.97 8.77 0.07 63.83 11:00:01 all 16.05 0.00 0.90 1.56 0.05 81.45 11:00:01 0 17.71 0.00 0.83 0.92 0.05 80.49 11:00:01 1 19.42 0.00 1.23 1.83 0.05 77.46 11:00:01 2 8.22 0.00 0.45 1.11 0.05 90.17 11:00:01 3 18.77 0.00 1.05 2.39 0.05 77.74 11:01:01 all 4.05 0.00 0.22 0.02 0.03 95.69 11:01:01 0 0.13 0.00 0.07 0.00 0.00 99.80 11:01:01 1 1.48 0.00 0.10 0.00 0.03 98.38 11:01:01 2 7.52 0.00 0.12 0.00 0.02 92.35 11:01:01 3 7.11 0.00 0.62 0.05 0.03 92.19 11:02:01 all 13.31 0.00 0.73 0.41 0.04 85.51 11:02:01 0 15.90 0.00 0.63 0.45 0.05 82.97 11:02:01 1 12.94 0.00 0.82 0.28 0.03 85.93 11:02:01 2 10.43 0.00 0.38 0.02 0.05 89.12 11:02:01 3 13.99 0.00 1.05 0.90 0.05 84.01 11:03:01 all 55.71 0.00 3.92 0.24 0.12 40.01 11:03:01 0 55.80 0.00 4.04 0.10 0.10 39.96 11:03:01 1 55.93 0.00 3.46 0.19 0.13 40.29 11:03:01 2 57.69 0.00 3.99 0.07 0.12 38.13 11:03:01 3 53.40 0.00 4.17 0.62 0.12 41.69 11:04:01 all 19.76 0.00 1.09 1.03 0.05 78.07 11:04:01 0 30.66 0.00 1.29 2.51 0.05 65.50 11:04:01 1 7.43 0.00 0.95 0.27 0.02 91.34 11:04:01 2 7.75 0.00 0.68 0.02 0.03 91.51 11:04:01 3 33.24 0.00 1.43 1.33 0.05 63.94 Average: all 21.56 0.00 1.39 1.00 0.05 76.00 Average: 0 25.18 0.00 1.47 0.80 0.05 72.51 Average: 1 18.81 0.00 1.31 0.61 0.05 79.21 Average: 2 16.97 0.00 1.08 0.23 0.05 81.67 Average: 3 25.26 0.00 1.71 2.35 0.06 70.61