---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-27046 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 8.9G 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 566 12652 0 2821 15143 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:3d:99:8a brd ff:ff:ff:ff:ff:ff inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fe3d:998a/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-27046) 07/10/25 _x86_64_ (4 CPU) 07:22:19 LINUX RESTART (4 CPU) 07:23:02 tps rtps wtps bread/s bwrtn/s 07:24:01 137.87 16.08 121.79 1237.41 35353.44 07:25:01 387.94 28.18 359.76 1364.57 14272.55 07:26:01 95.92 3.58 92.33 179.04 15291.05 07:27:01 39.59 0.95 38.64 69.86 2726.08 Average: 165.44 12.18 153.26 710.55 16834.40 07:23:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:01 13923948 15614608 2501020 15.23 70580 1815388 717568 4.11 613816 1664684 96124 07:25:01 11610008 13723984 4814960 29.31 92540 2197912 2521308 14.43 2598472 1950540 133556 07:26:01 11327072 13770608 5097896 31.04 99148 2508932 2273380 13.01 2790732 2023464 14080 07:27:01 13027008 15561824 3397960 20.69 102748 2593196 731188 4.18 1065244 2050232 73780 Average: 12472009 14667756 3952959 24.07 91254 2278857 1560861 8.93 1767066 1922230 79385 07:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:01 ens3 165.40 116.05 1157.46 21.35 0.00 0.00 0.00 0.00 07:24:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 07:25:01 ens3 373.19 335.98 3389.60 60.07 0.00 0.00 0.00 0.00 07:25:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 07:26:01 ens3 598.98 481.92 4563.40 138.95 0.00 0.00 0.00 0.00 07:26:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 07:27:01 ens3 276.14 238.98 229.32 76.32 0.00 0.00 0.00 0.00 07:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 354.21 293.96 2339.82 74.39 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-27046) 07/10/25 _x86_64_ (4 CPU) 07:22:19 LINUX RESTART (4 CPU) 07:23:02 CPU %user %nice %system %iowait %steal %idle 07:24:01 all 14.08 0.00 1.15 2.51 0.06 82.21 07:24:01 0 12.99 0.00 0.61 0.51 0.05 85.84 07:24:01 1 2.18 0.00 0.83 5.17 0.03 91.79 07:24:01 2 38.11 0.00 2.70 1.31 0.07 57.81 07:24:01 3 3.00 0.00 0.48 3.07 0.05 93.41 07:25:01 all 51.86 0.00 2.39 1.04 0.10 44.61 07:25:01 0 60.18 0.00 1.61 1.15 0.10 36.96 07:25:01 1 48.68 0.00 2.70 1.51 0.10 47.02 07:25:01 2 55.79 0.00 2.54 0.40 0.10 41.16 07:25:01 3 42.80 0.00 2.72 1.09 0.10 53.29 07:26:01 all 63.97 0.00 2.13 0.15 0.10 33.64 07:26:01 0 67.96 0.00 2.38 0.08 0.12 29.46 07:26:01 1 64.46 0.00 2.43 0.35 0.10 32.66 07:26:01 2 66.62 0.00 2.26 0.10 0.10 30.92 07:26:01 3 56.84 0.00 1.46 0.07 0.12 41.52 07:27:01 all 54.51 0.00 2.65 0.11 0.08 42.64 07:27:01 0 53.46 0.00 2.74 0.07 0.08 43.65 07:27:01 1 67.27 0.00 2.38 0.08 0.08 30.18 07:27:01 2 46.52 0.00 2.59 0.00 0.08 50.81 07:27:01 3 50.75 0.00 2.89 0.34 0.08 45.95 Average: all 46.22 0.00 2.08 0.95 0.09 50.66 Average: 0 48.77 0.00 1.84 0.45 0.09 48.85 Average: 1 45.81 0.00 2.09 1.77 0.08 50.26 Average: 2 51.81 0.00 2.52 0.45 0.09 45.12 Average: 3 38.49 0.00 1.89 1.13 0.09 58.40