---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9897 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 8.6G 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 574 13013 0 2451 15146 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:95:82:88 brd ff:ff:ff:ff:ff:ff inet 10.30.106.109/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe95:8288/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9897) 01/06/24 _x86_64_ (4 CPU) 03:38:30 LINUX RESTART (4 CPU) 03:39:01 tps rtps wtps bread/s bwrtn/s 03:40:01 97.28 17.06 80.22 1016.23 27830.83 03:41:01 145.28 21.43 123.85 860.79 36970.37 03:42:01 21.98 1.32 20.66 27.46 16780.67 03:43:01 48.38 2.05 46.33 85.45 10270.42 Average: 78.23 10.46 67.76 497.48 22963.07 03:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13842304 15534052 2582664 15.72 65436 1823788 800528 4.58 718840 1642744 264484 03:41:01 12738124 14675828 3686844 22.45 81072 2041328 1834020 10.50 1614856 1820592 44236 03:42:01 12541480 14485396 3883488 23.64 81552 2046696 1938724 11.10 1830300 1802884 2024 03:43:01 13347544 15530772 3077424 18.74 88128 2275984 753436 4.31 879412 1943112 31868 Average: 13117363 15056512 3307605 20.14 79047 2046949 1331677 7.62 1260852 1802333 85653 03:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 ens3 76.15 46.81 1132.55 8.87 0.00 0.00 0.00 0.00 03:40:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 03:41:01 ens3 396.53 311.83 2587.89 88.09 0.00 0.00 0.00 0.00 03:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:42:01 ens3 631.49 335.54 152.82 124.93 0.00 0.00 0.00 0.00 03:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 ens3 356.99 255.54 517.44 856.17 0.00 0.00 0.00 0.00 03:43:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 365.29 237.43 1097.68 269.52 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9897) 01/06/24 _x86_64_ (4 CPU) 03:38:30 LINUX RESTART (4 CPU) 03:39:01 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 20.64 0.00 1.40 4.47 0.05 73.44 03:40:01 0 23.48 0.00 1.27 0.78 0.05 74.42 03:40:01 1 15.58 0.00 1.20 0.77 0.03 82.42 03:40:01 2 39.62 0.00 2.44 1.85 0.08 56.01 03:40:01 3 3.76 0.00 0.71 14.51 0.03 80.98 03:41:01 all 38.35 0.00 1.83 3.13 0.10 56.58 03:41:01 0 40.12 0.00 1.45 1.59 0.10 56.74 03:41:01 1 34.09 0.00 1.89 2.38 0.10 61.55 03:41:01 2 46.66 0.00 1.91 1.62 0.10 49.72 03:41:01 3 32.55 0.00 2.07 6.94 0.10 58.35 03:42:01 all 63.03 0.00 2.05 0.52 0.12 34.27 03:42:01 0 71.88 0.00 2.15 1.85 0.13 23.98 03:42:01 1 66.20 0.00 2.18 0.07 0.12 31.44 03:42:01 2 53.60 0.00 1.97 0.00 0.13 44.30 03:42:01 3 60.47 0.00 1.92 0.17 0.12 37.32 03:43:01 all 27.75 0.00 1.73 1.40 0.07 69.05 03:43:01 0 11.52 0.00 1.53 0.02 0.03 86.90 03:43:01 1 25.18 0.00 1.31 3.54 0.05 69.92 03:43:01 2 33.03 0.00 1.52 1.22 0.07 64.16 03:43:01 3 41.25 0.00 2.57 0.85 0.08 55.25 Average: all 37.45 0.00 1.75 2.38 0.08 58.34 Average: 0 36.73 0.00 1.60 1.06 0.08 60.53 Average: 1 35.26 0.00 1.64 1.69 0.08 61.34 Average: 2 43.23 0.00 1.96 1.17 0.10 53.54 Average: 3 34.55 0.00 1.82 5.60 0.08 57.94