---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2183 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 8.1G 12G 42% / 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 476 4821 0 2677 7212 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:0e:cc:6d brd ff:ff:ff:ff:ff:ff inet 10.32.6.232/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fe0e:cc6d/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-2183) 05/02/26 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 120.26 53.88 66.38 3549.08 5919.23 22:40:01 74.30 29.61 44.69 1635.73 8179.97 22:41:01 35.16 0.18 34.98 2.53 15778.44 22:42:01 10.68 0.00 10.68 0.00 3573.14 22:43:02 56.77 2.75 54.02 190.10 9250.99 Average: 59.44 17.29 42.15 1075.57 8540.27 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5903536 7392148 2263876 27.72 40692 1624988 712420 7.73 621800 1471612 136104 22:40:01 5588836 7286236 2578576 31.57 56860 1805088 845512 9.17 752148 1631676 98600 22:41:01 5220752 7293668 2946660 36.08 59080 2172364 788844 8.56 742336 1997516 1996 22:42:01 5045060 7221184 3122352 38.23 60816 2271364 849816 9.22 814408 2094900 3028 22:43:02 4959336 7402208 3208076 39.28 66400 2526832 669764 7.27 657072 2328280 24648 Average: 5343504 7319089 2823908 34.58 56770 2080127 773271 8.39 717553 1904797 52875 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:01 ens3 363.10 212.51 1471.32 63.91 0.00 0.00 0.00 0.00 22:40:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 22:40:01 ens3 74.14 63.71 430.57 16.90 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:41:01 ens3 261.71 187.62 6137.78 21.02 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 336.89 292.57 1669.78 31.34 0.00 0.00 0.00 0.00 22:43:02 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:43:02 ens3 313.71 328.85 2471.39 53.04 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 269.91 217.05 2436.14 37.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2183) 05/02/26 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.29 0.00 1.69 3.95 2.12 69.95 22:39:01 0 20.94 0.00 1.41 1.99 1.50 74.15 22:39:01 1 14.23 0.00 1.22 1.46 2.58 80.50 22:39:01 2 27.79 0.00 2.27 11.22 2.55 56.17 22:39:01 3 26.27 0.00 1.88 1.10 1.88 68.88 22:40:01 all 19.47 0.00 1.30 1.74 2.01 75.47 22:40:01 0 12.84 0.00 0.75 0.05 1.72 84.64 22:40:01 1 44.93 0.00 2.44 1.29 2.92 48.43 22:40:01 2 10.63 0.00 1.21 3.67 2.10 82.40 22:40:01 3 9.47 0.00 0.82 1.96 1.28 86.47 22:41:01 all 9.12 0.00 0.61 0.60 1.37 88.31 22:41:01 0 15.78 0.00 0.30 0.33 1.40 82.19 22:41:01 1 6.87 0.00 0.87 1.70 1.29 89.27 22:41:01 2 9.56 0.00 0.91 0.23 1.48 87.82 22:41:01 3 4.29 0.00 0.32 0.12 1.35 93.94 22:42:01 all 5.62 0.00 0.61 0.06 1.09 92.62 22:42:01 0 7.00 0.00 0.15 0.00 0.90 91.95 22:42:01 1 5.08 0.00 1.08 0.00 1.13 92.72 22:42:01 2 5.23 0.00 0.50 0.27 0.91 93.09 22:42:01 3 5.19 0.00 0.72 0.00 1.41 92.68 22:43:02 all 20.93 0.00 1.57 1.11 2.42 73.97 22:43:02 0 30.27 0.00 1.04 0.10 2.35 66.23 22:43:02 1 21.79 0.00 1.65 2.18 2.48 71.88 22:43:02 2 16.45 0.00 1.54 1.95 2.00 78.07 22:43:02 3 15.24 0.00 2.07 0.18 2.84 79.67 Average: all 15.49 0.00 1.16 1.49 1.80 80.05 Average: 0 17.37 0.00 0.73 0.49 1.57 79.83 Average: 1 18.56 0.00 1.45 1.33 2.08 76.58 Average: 2 13.93 0.00 1.29 3.47 1.81 79.50 Average: 3 12.10 0.00 1.16 0.67 1.75 84.32