---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2902 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 622 12541 0 2876 15088 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:02:a7:73 brd ff:ff:ff:ff:ff:ff inet 10.30.106.121/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe02:a773/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2902) 06/27/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:03 345.98 19.73 326.25 719.61 57817.43 03:07:01 144.42 16.03 128.39 427.24 25367.07 03:08:01 27.86 3.13 24.73 339.54 4739.21 03:09:01 38.32 7.98 30.34 199.80 4486.50 Average: 139.10 11.68 127.41 421.49 23082.75 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:03 13886984 15487680 2537984 15.45 64024 1737524 860532 4.92 729060 1593796 182020 03:07:01 13260048 15143620 3164920 19.27 82644 1985536 1276740 7.31 1103136 1813540 10704 03:08:01 12385952 14411036 4039016 24.59 86792 2118392 1985080 11.36 1856948 1922704 7516 03:09:01 12857712 15462032 3567256 21.72 91704 2683972 817072 4.68 1022796 2270716 479208 Average: 13097674 15126092 3327294 20.26 81291 2131356 1234856 7.07 1177985 1900189 169862 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:03 ens3 174.85 116.70 1438.91 33.71 0.00 0.00 0.00 0.00 03:06:03 lo 1.33 1.33 0.15 0.15 0.00 0.00 0.00 0.00 03:07:01 ens3 265.95 236.22 1522.98 57.48 0.00 0.00 0.00 0.00 03:07:01 lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 4390.48 2442.71 2736.09 845.48 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 474.69 308.10 793.25 110.99 0.00 0.00 0.00 0.00 03:09:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 1335.37 780.45 1623.61 263.63 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2902) 06/27/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:03 all 17.66 0.00 1.36 3.24 0.07 77.67 03:06:03 0 4.74 0.00 0.88 2.67 0.05 91.67 03:06:03 1 11.70 0.00 0.84 4.14 0.05 83.27 03:06:03 2 21.41 0.00 1.46 4.75 0.08 72.30 03:06:03 3 32.92 0.00 2.29 1.40 0.08 63.31 03:07:01 all 21.43 0.00 1.83 0.72 0.07 75.94 03:07:01 0 27.06 0.00 2.56 0.64 0.09 69.66 03:07:01 1 22.83 0.00 1.45 1.08 0.05 74.59 03:07:01 2 17.75 0.00 2.17 0.81 0.09 79.19 03:07:01 3 18.04 0.00 1.16 0.36 0.07 80.37 03:08:01 all 37.70 0.00 6.74 0.05 0.07 55.43 03:08:01 0 45.16 0.00 10.58 0.02 0.07 44.18 03:08:01 1 31.07 0.00 3.15 0.05 0.08 65.65 03:08:01 2 23.85 0.00 2.59 0.10 0.05 73.41 03:08:01 3 50.68 0.00 10.60 0.05 0.08 38.58 03:09:01 all 41.64 0.00 2.01 0.13 0.08 56.16 03:09:01 0 42.51 0.00 1.92 0.03 0.07 55.47 03:09:01 1 52.40 0.00 1.95 0.38 0.08 45.17 03:09:01 2 38.11 0.00 2.19 0.00 0.08 59.62 03:09:01 3 33.60 0.00 1.94 0.08 0.08 64.29 Average: all 29.67 0.00 2.99 1.04 0.07 66.22 Average: 0 29.84 0.00 3.99 0.84 0.07 65.26 Average: 1 29.54 0.00 1.85 1.42 0.07 67.13 Average: 2 25.35 0.00 2.10 1.42 0.08 71.05 Average: 3 33.96 0.00 4.02 0.47 0.08 61.47