---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9386 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 7.7G 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 471 5193 0 2310 7221 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:c4:ea:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fec4:eaf5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9386) 03/21/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 145.89 60.86 85.04 3792.97 40545.13 08:15:01 83.04 30.19 52.85 1684.72 9192.41 08:16:01 79.13 9.32 69.82 643.87 12579.73 08:17:01 29.97 1.32 28.66 101.30 4224.46 Average: 84.51 25.40 59.11 1555.16 16665.91 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5961420 7387972 2205992 27.01 37120 1569440 724468 7.86 610184 1432200 86740 08:15:01 5612960 7308896 2554452 31.28 56748 1803612 838452 9.10 729448 1629720 103548 08:16:01 4950432 6997844 3216980 39.39 64520 2137784 1018196 11.05 1095416 1905396 64628 08:17:01 5326612 7400136 2840800 34.78 67892 2160196 678140 7.36 718008 1907972 9484 Average: 5462856 7273712 2704556 33.11 56570 1917758 814814 8.84 788264 1718822 66100 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:14:02 ens3 444.99 261.74 1437.02 67.76 0.00 0.00 0.00 0.00 08:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 08:15:01 ens3 63.28 47.90 428.31 14.19 0.00 0.00 0.00 0.00 08:16:01 lo 1.48 1.48 0.19 0.19 0.00 0.00 0.00 0.00 08:16:01 ens3 499.87 491.60 4192.13 79.92 0.00 0.00 0.00 0.00 08:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:17:01 ens3 64.00 67.08 223.19 20.06 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 268.86 217.76 1574.73 45.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9386) 03/21/26 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.18 0.00 2.83 4.35 1.43 69.21 08:14:02 0 30.01 0.00 2.69 1.94 1.54 63.83 08:14:02 1 11.20 0.00 1.75 6.76 1.03 79.26 08:14:02 2 33.76 0.00 1.83 5.50 1.52 57.38 08:14:02 3 13.82 0.00 5.08 3.18 1.64 76.28 08:15:01 all 23.71 0.00 1.58 2.34 1.42 70.95 08:15:01 0 13.00 0.00 0.86 1.59 0.71 83.83 08:15:01 1 29.89 0.00 2.12 2.19 2.39 63.42 08:15:01 2 24.64 0.00 1.73 4.69 1.24 67.70 08:15:01 3 27.25 0.00 1.59 0.91 1.35 68.90 08:16:01 all 44.32 0.00 2.18 1.20 3.97 48.34 08:16:01 0 39.95 0.00 1.16 0.51 3.72 54.66 08:16:01 1 44.18 0.00 2.78 2.06 4.06 46.92 08:16:01 2 47.37 0.00 2.72 1.36 3.83 44.73 08:16:01 3 45.75 0.00 2.13 0.84 4.26 47.01 08:17:01 all 21.38 0.00 1.07 1.08 1.43 75.03 08:17:01 0 20.89 0.00 1.37 0.13 1.67 75.94 08:17:01 1 28.27 0.00 0.76 0.70 1.64 68.62 08:17:01 2 32.34 0.00 1.63 3.37 1.82 60.84 08:17:01 3 3.99 0.00 0.50 0.12 0.60 94.79 Average: all 27.93 0.00 1.92 2.24 2.07 65.85 Average: 0 26.03 0.00 1.52 1.04 1.92 69.49 Average: 1 28.40 0.00 1.85 2.92 2.28 64.54 Average: 2 34.59 0.00 1.98 3.72 2.11 57.61 Average: 3 22.72 0.00 2.33 1.27 1.97 71.72