---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9911 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 7.6G 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 449 5384 0 2141 7247 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:36:a0:87 brd ff:ff:ff:ff:ff:ff inet 10.32.7.195/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe36:a087/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9911) 11/22/25 _x86_64_ (4 CPU) 10:25:51 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 121.36 54.40 66.96 3580.27 21529.64 10:28:01 68.40 12.72 55.68 275.03 9620.06 10:29:01 66.56 5.92 60.64 385.54 10005.27 10:30:01 22.33 0.68 21.65 77.72 3459.69 Average: 69.67 18.46 51.21 1083.08 11160.45 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 5984244 7410512 2183176 26.73 37320 1568600 733220 7.96 592672 1426728 89040 10:28:01 5667056 7327448 2500364 30.61 57064 1767064 875396 9.50 692976 1611280 122152 10:29:01 5460968 7367116 2706452 33.14 64040 1999916 738676 8.02 709180 1789452 81764 10:30:01 5470176 7376080 2697244 33.02 66104 1997552 724152 7.86 706356 1783544 11156 Average: 5645611 7370289 2521809 30.88 56132 1833283 767861 8.33 675296 1652751 76028 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:27:02 ens3 420.23 229.72 1466.17 65.57 0.00 0.00 0.00 0.00 10:28:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 10:28:01 ens3 68.32 42.71 435.14 13.62 0.00 0.00 0.00 0.00 10:29:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 10:29:01 ens3 349.26 338.24 2495.62 59.02 0.00 0.00 0.00 0.00 10:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 10:30:01 ens3 12.40 12.90 9.49 6.24 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 213.16 156.37 1104.38 36.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9911) 11/22/25 _x86_64_ (4 CPU) 10:25:51 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 22.28 0.00 1.87 3.65 1.53 70.68 10:27:02 0 9.71 0.00 1.18 4.87 0.86 83.37 10:27:02 1 11.94 0.00 1.39 5.89 1.64 79.14 10:27:02 2 41.08 0.00 2.81 2.21 2.08 51.81 10:27:02 3 26.48 0.00 2.08 1.62 1.52 68.31 10:28:01 all 23.91 0.00 1.56 1.69 1.58 71.26 10:28:01 0 7.70 0.00 1.00 5.48 0.78 85.04 10:28:01 1 9.61 0.00 0.51 0.00 1.13 88.76 10:28:01 2 37.35 0.00 2.42 0.79 2.58 56.86 10:28:01 3 40.94 0.00 2.32 0.49 1.86 54.40 10:29:01 all 37.21 0.00 1.93 1.06 2.93 56.87 10:29:01 0 35.06 0.00 1.89 1.77 2.82 58.45 10:29:01 1 27.50 0.00 1.62 0.10 2.65 68.13 10:29:01 2 30.49 0.00 2.18 1.04 3.14 63.15 10:29:01 3 55.95 0.00 2.00 1.37 3.07 37.62 10:30:01 all 20.29 0.00 0.95 1.15 1.64 75.97 10:30:01 0 45.98 0.00 1.68 0.50 1.83 50.02 10:30:01 1 29.28 0.00 1.18 0.18 1.51 67.85 10:30:01 2 1.47 0.00 0.44 1.55 1.53 95.01 10:30:01 3 4.74 0.00 0.51 2.37 1.69 90.69 Average: all 25.93 0.00 1.58 1.89 1.92 68.69 Average: 0 24.70 0.00 1.44 3.15 1.58 69.14 Average: 1 19.62 0.00 1.18 1.55 1.73 75.92 Average: 2 27.50 0.00 1.96 1.40 2.33 66.81 Average: 3 31.90 0.00 1.72 1.47 2.03 62.87