---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10421 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 672K 1.6G 1% /run /dev/vda1 78G 8.7G 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 906 12580 0 2552 14814 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:59:60:db brd ff:ff:ff:ff:ff:ff inet 10.30.107.101/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fe59:60db/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-10421) 03/02/24 _x86_64_ (4 CPU) 18:00:32 LINUX RESTART (4 CPU) 18:01:02 tps rtps wtps bread/s bwrtn/s 18:02:01 101.34 17.51 83.83 1034.94 32568.04 18:03:01 178.15 39.69 138.46 2425.06 42261.09 18:04:01 18.41 3.75 14.66 137.84 7535.28 18:05:01 22.25 2.60 19.65 67.32 13048.23 Average: 79.95 15.88 64.07 915.80 23816.70 18:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:02:01 14041688 15615280 2383280 14.51 62316 1713312 784416 4.49 623996 1549108 172052 18:03:01 12343208 14333120 4081760 24.85 78244 2098392 2024572 11.59 1975024 1860672 15140 18:04:01 11237872 13237008 5187096 31.58 78816 2106528 2923656 16.73 3110868 1827876 3056 18:05:01 12958148 15236864 3466820 21.11 80024 2379940 1014376 5.81 1314008 1901580 844 Average: 12645229 14605568 3779739 23.01 74850 2074543 1686755 9.65 1755974 1784809 47773 18:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:02:01 lo 1.69 1.69 0.18 0.18 0.00 0.00 0.00 0.00 18:02:01 ens3 54.70 37.64 887.40 7.46 0.00 0.00 0.00 0.00 18:03:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 18:03:01 ens3 432.26 340.23 4206.20 76.54 0.00 0.00 0.00 0.00 18:04:01 lo 54.91 54.91 28.37 28.37 0.00 0.00 0.00 0.00 18:04:01 ens3 457.71 315.63 147.86 133.77 0.00 0.00 0.00 0.00 18:05:01 lo 18.81 18.81 3.98 3.98 0.00 0.00 0.00 0.00 18:05:01 ens3 495.28 365.29 739.81 293.30 0.00 0.00 0.00 0.00 Average: lo 19.03 19.03 8.18 8.18 0.00 0.00 0.00 0.00 Average: ens3 361.27 265.65 1497.86 128.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10421) 03/02/24 _x86_64_ (4 CPU) 18:00:32 LINUX RESTART (4 CPU) 18:01:02 CPU %user %nice %system %iowait %steal %idle 18:02:01 all 19.22 0.00 1.30 5.74 0.06 73.69 18:02:01 0 26.29 0.00 1.34 1.39 0.03 70.94 18:02:01 1 10.87 0.00 0.96 0.96 0.07 87.15 18:02:01 2 15.80 0.00 1.09 1.10 0.02 81.99 18:02:01 3 23.90 0.00 1.87 19.51 0.09 54.63 18:03:01 all 42.08 0.00 2.13 10.48 0.13 45.18 18:03:01 0 53.15 0.00 3.08 8.59 0.19 34.99 18:03:01 1 38.15 0.00 1.75 9.45 0.10 50.55 18:03:01 2 38.85 0.00 1.65 11.29 0.13 48.08 18:03:01 3 38.31 0.00 2.03 12.56 0.10 47.00 18:04:01 all 70.87 0.00 1.50 0.34 0.13 27.16 18:04:01 0 74.24 0.00 1.58 1.23 0.12 22.83 18:04:01 1 67.83 0.00 1.40 0.07 0.13 30.57 18:04:01 2 67.17 0.00 1.14 0.03 0.12 31.54 18:04:01 3 74.26 0.00 1.88 0.05 0.12 23.70 18:05:01 all 49.07 0.00 1.39 0.64 0.08 48.82 18:05:01 0 52.57 0.00 1.40 0.00 0.08 45.94 18:05:01 1 45.01 0.00 1.54 2.53 0.08 50.84 18:05:01 2 54.85 0.00 0.82 0.03 0.08 44.22 18:05:01 3 43.83 0.00 1.82 0.02 0.10 54.23 Average: all 45.41 0.00 1.58 4.28 0.10 48.62 Average: 0 51.63 0.00 1.85 2.78 0.11 43.63 Average: 1 40.62 0.00 1.41 3.25 0.10 54.62 Average: 2 44.28 0.00 1.17 3.11 0.09 51.35 Average: 3 45.14 0.00 1.90 7.99 0.10 44.87