---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9801 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: 2800.000 BogoMIPS: 5600.00 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 446 5352 0 2177 7249 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:ca:79:8f brd ff:ff:ff:ff:ff:ff inet 10.32.7.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:feca:798f/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-9801) 03/26/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 146.24 62.01 84.24 4038.13 40513.53 14:57:01 82.23 29.14 53.08 1687.83 9317.25 14:58:01 73.12 10.21 62.91 552.17 7558.34 14:59:01 29.07 3.40 25.67 129.33 5031.73 Average: 82.67 26.18 56.49 1601.57 15631.70 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6011504 7431452 2155916 26.40 36756 1563264 708596 7.69 567984 1425576 85080 14:57:01 5691548 7386640 2475872 30.31 56820 1802824 832028 9.03 633092 1648440 104412 14:58:01 5572084 7498952 2595336 31.78 64896 2019552 614320 6.67 638388 1749076 114684 14:59:01 5448864 7389984 2718556 33.29 67440 2030876 724268 7.86 756304 1753060 8712 Average: 5681000 7426757 2486420 30.44 56478 1854129 719803 7.81 648942 1644038 78222 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 450.07 254.04 1437.42 68.19 0.00 0.00 0.00 0.00 14:56:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:57:01 ens3 67.23 47.75 466.51 13.33 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 326.30 375.02 1576.64 60.58 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 55.27 62.88 27.81 601.54 0.00 0.00 0.00 0.00 14:59:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 225.38 185.50 878.83 186.61 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9801) 03/26/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.04 0.00 3.14 4.40 1.39 70.04 14:56:02 0 15.75 0.00 1.90 2.23 0.91 79.22 14:56:02 1 27.62 0.00 2.50 4.33 1.84 63.70 14:56:02 2 27.47 0.00 3.35 5.80 1.62 61.77 14:56:02 3 13.30 0.00 4.78 5.26 1.15 75.50 14:57:01 all 22.46 0.00 1.67 2.31 1.14 72.41 14:57:01 0 12.17 0.00 0.63 0.66 0.61 85.93 14:57:01 1 10.33 0.00 1.07 5.41 0.91 82.28 14:57:01 2 51.91 0.00 3.65 0.42 1.83 42.19 14:57:01 3 15.54 0.00 1.40 2.76 1.21 79.09 14:58:01 all 49.28 0.00 2.90 0.61 3.33 43.89 14:58:01 0 47.77 0.00 2.23 0.43 2.81 46.76 14:58:01 1 50.85 0.00 2.13 0.95 2.99 43.09 14:58:01 2 52.93 0.00 3.39 0.20 4.22 39.26 14:58:01 3 45.50 0.00 3.83 0.87 3.31 46.49 14:59:01 all 21.04 0.00 0.92 0.73 0.94 76.37 14:59:01 0 54.01 0.00 1.35 0.13 1.45 43.06 14:59:01 1 1.08 0.00 0.42 1.63 0.20 96.66 14:59:01 2 18.53 0.00 0.91 0.05 1.10 79.41 14:59:01 3 10.54 0.00 0.96 1.11 0.98 86.41 Average: all 28.49 0.00 2.16 2.01 1.70 65.63 Average: 0 32.51 0.00 1.53 0.86 1.45 63.65 Average: 1 22.55 0.00 1.53 3.07 1.49 71.36 Average: 2 37.68 0.00 2.82 1.62 2.20 55.68 Average: 3 21.24 0.00 2.74 2.50 1.67 71.85