---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7727 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 475 5171 0 2328 7217 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:9f:21:1b brd ff:ff:ff:ff:ff:ff inet 10.32.7.46/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe9f:211b/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-7727) 02/28/26 _x86_64_ (4 CPU) 05:56:54 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 146.78 62.00 84.79 4203.67 40432.27 05:59:01 69.65 18.62 51.03 1298.09 8860.19 06:00:01 49.92 19.71 30.21 1016.86 7468.04 06:01:01 11.93 3.56 8.36 106.88 3060.87 06:02:01 27.80 4.22 23.58 184.50 6574.10 Average: 61.19 21.63 39.55 1362.21 13293.90 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5990348 7411504 2177072 26.66 36920 1564424 706324 7.66 589284 1425952 84444 05:59:01 5756500 7454784 2410920 29.52 56572 1806176 815220 8.85 578016 1638456 130188 06:00:01 4844784 6742472 3322636 40.68 62192 1993408 1422544 15.44 1318560 1792276 84724 06:01:01 4879692 6815740 3287728 40.25 64248 2027408 1220552 13.24 1267468 1803876 31108 06:02:01 5318196 7419064 2849224 34.89 68172 2185096 683696 7.42 719628 1908364 33976 Average: 5357904 7168713 2809516 34.40 57621 1915302 969667 10.52 894591 1713785 72888 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 402.73 222.08 1404.36 65.18 0.00 0.00 0.00 0.00 05:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 59.07 48.48 457.40 10.83 0.00 0.00 0.00 0.00 05:59:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 06:00:01 ens3 197.00 187.02 2471.11 25.15 0.00 0.00 0.00 0.00 06:00:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 06:01:01 ens3 46.36 43.38 419.97 7.07 0.00 0.00 0.00 0.00 06:01:01 lo 122.36 122.36 36.63 36.63 0.00 0.00 0.00 0.00 06:02:01 ens3 73.20 66.39 642.33 14.61 0.00 0.00 0.00 0.00 06:02:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 156.00 113.69 1081.12 24.61 0.00 0.00 0.00 0.00 Average: lo 25.21 25.21 7.41 7.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7727) 02/28/26 _x86_64_ (4 CPU) 05:56:54 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 22.22 0.00 2.89 4.53 1.41 68.95 05:58:02 0 23.58 0.00 1.92 5.35 1.20 67.95 05:58:02 1 12.63 0.00 2.16 3.91 1.13 80.17 05:58:02 2 26.04 0.00 2.39 5.45 1.91 64.22 05:58:02 3 26.67 0.00 5.11 3.38 1.41 63.44 05:59:01 all 21.55 0.00 1.45 1.85 1.03 74.12 05:59:01 0 6.04 0.00 0.56 0.88 0.51 92.01 05:59:01 1 24.84 0.00 1.69 0.76 1.28 71.43 05:59:01 2 45.50 0.00 2.78 4.78 1.86 45.08 05:59:01 3 9.82 0.00 0.78 0.97 0.51 87.93 06:00:01 all 32.30 0.00 1.52 1.16 2.38 62.65 06:00:01 0 32.05 0.00 2.19 2.01 2.28 61.47 06:00:01 1 36.92 0.00 1.38 0.45 2.44 58.81 06:00:01 2 25.24 0.00 1.24 0.68 2.11 70.72 06:00:01 3 35.00 0.00 1.26 1.51 2.68 59.54 06:01:01 all 41.54 0.00 1.64 0.22 3.09 53.51 06:01:01 0 41.56 0.00 1.63 0.43 3.09 53.28 06:01:01 1 42.90 0.00 1.64 0.00 2.72 52.74 06:01:01 2 40.16 0.00 1.69 0.33 3.51 54.31 06:01:01 3 41.53 0.00 1.63 0.12 3.04 53.68 06:02:01 all 24.03 0.00 1.41 0.81 1.13 72.63 06:02:01 0 34.69 0.00 1.18 0.32 1.20 62.61 06:02:01 1 18.79 0.00 1.43 0.87 0.97 77.94 06:02:01 2 29.92 0.00 1.61 1.99 1.63 64.85 06:02:01 3 12.72 0.00 1.38 0.03 0.70 85.16 Average: all 28.35 0.00 1.78 1.71 1.81 66.34 Average: 0 27.66 0.00 1.50 1.80 1.66 67.38 Average: 1 27.22 0.00 1.66 1.20 1.71 68.22 Average: 2 33.32 0.00 1.94 2.64 2.21 59.90 Average: 3 25.21 0.00 2.03 1.20 1.67 69.89