---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8833 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 457 5203 0 2314 7234 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:c9:a4:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fec9:a4a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8833) 03/14/26 _x86_64_ (4 CPU) 05:56:53 LINUX RESTART (4 CPU) 05:57:02 tps rtps wtps bread/s bwrtn/s 05:58:01 144.81 55.28 89.53 3623.11 41513.93 05:59:01 82.62 30.33 52.29 1668.66 9381.77 06:00:01 38.31 9.97 28.35 708.28 8884.92 06:01:01 14.35 3.88 10.46 114.10 948.48 06:02:01 28.76 0.68 28.08 77.72 7121.48 Average: 61.49 19.91 41.58 1230.36 13476.26 05:57:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5960848 7392088 2206564 27.02 37684 1573220 722460 7.84 612176 1431308 84688 05:59:01 5568204 7335648 2599208 31.82 57576 1873172 782000 8.49 704760 1696880 169424 06:00:01 4508824 6394700 3658588 44.79 62172 1981700 1646716 17.87 1680348 1765996 8220 06:01:01 5323004 7394744 2844408 34.83 66688 2158416 687736 7.46 739960 1886844 182004 06:02:01 5305408 7384340 2862004 35.04 69000 2162832 717308 7.78 757512 1886264 9772 Average: 5333258 7180304 2834154 34.70 58624 1949868 911244 9.89 898951 1733458 90822 05:57:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 ens3 437.42 249.82 1469.96 68.46 0.00 0.00 0.00 0.00 05:58:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 98.38 87.35 1548.49 15.55 0.00 0.00 0.00 0.00 05:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 06:00:01 ens3 143.08 138.48 1329.01 20.24 0.00 0.00 0.00 0.00 06:00:01 lo 13.75 13.75 4.96 4.96 0.00 0.00 0.00 0.00 06:01:01 ens3 125.29 112.65 1060.19 20.28 0.00 0.00 0.00 0.00 06:01:01 lo 109.00 109.00 31.61 31.61 0.00 0.00 0.00 0.00 06:02:01 ens3 12.18 12.96 9.41 6.21 0.00 0.00 0.00 0.00 06:02:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 162.35 119.82 1082.12 26.01 0.00 0.00 0.00 0.00 Average: lo 25.22 25.22 7.39 7.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8833) 03/14/26 _x86_64_ (4 CPU) 05:56:53 LINUX RESTART (4 CPU) 05:57:02 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 22.19 0.00 2.09 4.53 1.35 69.84 05:58:01 0 12.88 0.00 1.41 4.87 0.83 80.01 05:58:01 1 10.56 0.00 2.28 8.09 1.05 78.02 05:58:01 2 36.47 0.00 1.76 1.54 1.92 58.31 05:58:01 3 28.92 0.00 2.93 3.58 1.56 63.00 05:59:01 all 23.57 0.00 1.43 2.04 1.29 71.68 05:59:01 0 8.15 0.00 0.42 1.15 0.52 89.76 05:59:01 1 8.34 0.00 1.23 4.76 0.89 84.79 05:59:01 2 46.96 0.00 2.51 2.11 2.03 46.38 05:59:01 3 30.83 0.00 1.55 0.13 1.73 65.76 06:00:01 all 41.84 0.00 1.41 1.00 2.84 52.92 06:00:01 0 41.83 0.00 1.77 0.78 3.18 52.44 06:00:01 1 39.89 0.00 1.40 2.22 2.68 53.81 06:00:01 2 43.22 0.00 1.40 0.52 2.74 52.13 06:00:01 3 42.40 0.00 1.06 0.48 2.76 53.29 06:01:01 all 33.72 0.00 1.54 0.38 2.24 62.12 06:01:01 0 28.82 0.00 2.22 0.58 2.54 65.84 06:01:01 1 36.69 0.00 0.72 0.38 2.03 60.18 06:01:01 2 37.69 0.00 1.30 0.53 2.08 58.40 06:01:01 3 31.70 0.00 1.90 0.03 2.33 64.04 06:02:01 all 20.79 0.00 0.97 0.73 0.82 76.68 06:02:01 0 22.10 0.00 1.17 0.07 0.75 75.92 06:02:01 1 27.79 0.00 0.88 0.63 0.93 69.76 06:02:01 2 32.39 0.00 1.51 2.24 1.23 62.62 06:02:01 3 0.87 0.00 0.37 0.00 0.35 98.42 Average: all 28.45 0.00 1.49 1.73 1.71 66.63 Average: 0 22.80 0.00 1.40 1.48 1.57 72.76 Average: 1 24.68 0.00 1.30 3.20 1.52 69.30 Average: 2 39.36 0.00 1.70 1.39 2.00 55.56 Average: 3 26.95 0.00 1.56 0.84 1.75 68.91