---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11117 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 489 5280 0 2206 7206 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:db:a1:d9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.248/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fedb:a1d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11117) 12/06/25 _x86_64_ (4 CPU) 16:58:51 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:01 129.73 54.41 75.32 3587.80 29605.62 17:01:01 87.60 29.83 57.77 1640.53 11432.09 17:02:01 69.14 9.01 60.13 563.28 9713.16 17:03:01 22.66 0.73 21.93 27.46 1482.55 Average: 77.28 23.50 53.79 1454.73 13058.22 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 5913436 7362724 2253976 27.60 38860 1589128 740432 8.03 642656 1443588 102984 17:01:01 5502700 7280356 2664712 32.63 58336 1881516 782268 8.49 735784 1726500 106192 17:02:01 5447968 7416580 2719444 33.30 64636 2061212 655464 7.11 686492 1821664 28580 17:03:01 5421084 7393140 2746328 33.63 66732 2062088 659956 7.16 716456 1817940 11088 Average: 5571297 7363200 2596115 31.79 57141 1898486 709530 7.70 695347 1702423 62211 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 ens3 427.58 244.81 1464.06 65.08 0.00 0.00 0.00 0.00 17:00:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:01:01 ens3 142.79 105.07 1561.81 21.19 0.00 0.00 0.00 0.00 17:01:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 17:02:01 ens3 275.66 312.05 1446.77 51.76 0.00 0.00 0.00 0.00 17:02:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 17:03:01 ens3 14.10 12.28 12.86 4.91 0.00 0.00 0.00 0.00 17:03:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 215.03 168.56 1121.39 35.74 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11117) 12/06/25 _x86_64_ (4 CPU) 16:58:51 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 22.62 0.00 1.77 3.70 1.08 70.83 17:00:01 0 16.54 0.00 1.05 0.76 0.90 80.75 17:00:01 1 47.51 0.00 2.49 3.44 1.57 45.00 17:00:01 2 16.17 0.00 1.77 6.85 1.14 74.07 17:00:01 3 10.28 0.00 1.78 3.77 0.73 83.44 17:01:01 all 26.67 0.00 1.57 1.86 1.30 68.61 17:01:01 0 36.18 0.00 1.17 0.78 1.50 60.38 17:01:01 1 31.27 0.00 1.95 1.47 1.45 63.86 17:01:01 2 10.86 0.00 1.05 4.33 0.99 82.77 17:01:01 3 28.32 0.00 2.08 0.83 1.25 67.51 17:02:01 all 32.77 0.00 1.87 0.99 1.76 62.61 17:02:01 0 24.94 0.00 1.43 0.47 1.61 71.55 17:02:01 1 49.01 0.00 2.33 1.27 2.06 45.33 17:02:01 2 25.72 0.00 1.67 1.52 1.45 69.65 17:02:01 3 31.41 0.00 2.07 0.70 1.92 63.90 17:03:01 all 21.43 0.00 0.79 0.49 0.72 76.57 17:03:01 0 20.41 0.00 0.88 0.03 0.88 77.79 17:03:01 1 19.56 0.00 0.83 0.10 0.60 78.90 17:03:01 2 10.28 0.00 0.73 1.60 0.37 87.02 17:03:01 3 35.50 0.00 0.70 0.25 1.02 62.53 Average: all 25.87 0.00 1.50 1.76 1.21 69.65 Average: 0 24.51 0.00 1.13 0.51 1.22 72.62 Average: 1 36.84 0.00 1.90 1.57 1.42 58.27 Average: 2 15.76 0.00 1.31 3.57 0.98 78.38 Average: 3 26.38 0.00 1.66 1.39 1.23 69.35