---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3966 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 7.8G 12G 41% / 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 5167 0 2332 7215 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:f8:e6:fa brd ff:ff:ff:ff:ff:ff inet 10.32.7.148/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fef8:e6fa/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-3966) 01/24/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 139.60 55.09 84.51 3642.45 40391.42 02:59:01 67.14 12.46 54.68 264.31 9759.15 03:00:01 31.98 0.03 31.94 0.80 6135.91 03:01:01 10.90 0.00 10.90 0.00 3533.36 03:02:01 54.61 2.13 52.47 109.18 9185.00 Average: 60.85 13.95 46.90 803.49 13802.26 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 5964420 7385332 2202992 26.97 37000 1564076 730468 7.93 611932 1425636 85152 02:59:01 5664688 7320184 2502724 30.64 56792 1762984 868048 9.42 696592 1608460 105708 03:00:01 5507104 7236344 2660308 32.57 59040 1832720 885316 9.61 782408 1676896 1980 03:01:01 5385476 7217776 2781936 34.06 60780 1931696 893764 9.70 801200 1774244 3128 03:02:01 5315236 7409048 2852176 34.92 66408 2181500 679092 7.37 632812 2002340 23364 Average: 5567385 7313737 2600027 31.83 56004 1854595 811338 8.80 704989 1697515 43866 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 440.98 250.41 1402.75 67.74 0.00 0.00 0.00 0.00 02:58:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 02:59:01 ens3 74.51 43.39 446.25 12.70 0.00 0.00 0.00 0.00 02:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 03:00:01 ens3 106.45 109.13 1157.27 15.25 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 339.90 285.67 1665.33 29.89 0.00 0.00 0.00 0.00 03:01:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:02:01 ens3 360.67 350.87 2445.00 69.22 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 264.51 207.89 1423.30 38.96 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3966) 01/24/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 23.08 0.00 2.87 4.41 1.17 68.47 02:58:01 0 22.85 0.00 2.71 5.16 1.25 68.03 02:58:01 1 34.61 0.00 1.80 1.32 1.35 60.93 02:58:01 2 23.57 0.00 5.54 3.44 1.39 66.07 02:58:01 3 11.24 0.00 1.42 7.73 0.69 78.92 02:59:01 all 23.62 0.00 1.63 1.48 1.19 72.09 02:59:01 0 14.77 0.00 0.93 0.05 1.31 82.95 02:59:01 1 6.30 0.00 0.30 0.13 0.48 92.78 02:59:01 2 64.23 0.00 4.02 1.02 2.25 28.49 02:59:01 3 9.26 0.00 1.23 4.71 0.73 84.07 03:00:01 all 11.61 0.00 0.58 0.40 0.55 86.86 03:00:01 0 18.15 0.00 0.57 0.00 0.78 80.50 03:00:01 1 8.62 0.00 0.33 1.18 0.43 89.44 03:00:01 2 13.52 0.00 0.90 0.15 0.65 84.78 03:00:01 3 6.14 0.00 0.55 0.30 0.32 92.69 03:01:01 all 6.06 0.00 0.55 0.05 0.32 93.02 03:01:01 0 8.20 0.00 0.68 0.12 0.35 90.65 03:01:01 1 7.24 0.00 0.73 0.07 0.18 91.78 03:01:01 2 4.49 0.00 0.52 0.00 0.54 94.45 03:01:01 3 4.32 0.00 0.28 0.03 0.22 95.15 03:02:01 all 23.39 0.00 1.72 0.98 1.42 72.49 03:02:01 0 38.55 0.00 2.15 0.63 1.95 56.71 03:02:01 1 17.13 0.00 0.87 1.61 1.10 79.29 03:02:01 2 15.31 0.00 2.37 1.44 1.54 79.33 03:02:01 3 22.54 0.00 1.46 0.20 1.07 74.73 Average: all 17.56 0.00 1.47 1.46 0.93 78.58 Average: 0 20.52 0.00 1.41 1.19 1.13 75.75 Average: 1 14.77 0.00 0.81 0.86 0.71 82.85 Average: 2 24.25 0.00 2.67 1.21 1.27 70.60 Average: 3 10.70 0.00 0.99 2.59 0.60 85.11