---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10337 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 7.6G 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 473 5347 0 2154 7223 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:1b:2d:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.113/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe1b:2df1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10337) 11/27/25 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 112.96 46.54 66.42 3323.45 6496.67 07:07:01 81.00 30.47 50.53 1718.62 8970.28 07:08:01 61.81 8.83 52.97 497.25 6973.50 07:09:01 22.86 0.38 22.48 37.59 4736.28 Average: 69.61 21.52 48.09 1392.87 6785.08 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5927852 7375140 2239560 27.42 38856 1587516 720192 7.81 631500 1441960 78872 07:07:01 5578452 7287100 2588960 31.70 57724 1814552 845680 9.18 734020 1658012 104724 07:08:01 5543468 7459580 2623944 32.13 63280 2011544 618520 6.71 672644 1743796 127748 07:09:01 5468148 7387920 2699264 33.05 65276 2013448 691424 7.50 750140 1740812 11800 Average: 5629480 7377435 2537932 31.07 56284 1856765 718954 7.80 697076 1646145 80786 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 451.24 252.97 1473.10 66.56 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 87.21 56.74 451.29 17.63 0.00 0.00 0.00 0.00 07:08:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 07:08:01 ens3 260.77 289.09 1249.26 637.78 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 12.55 12.76 9.85 7.07 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 203.43 153.29 797.32 182.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10337) 11/27/25 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.89 0.00 1.66 3.87 2.38 68.20 07:06:02 0 25.51 0.00 1.13 4.69 2.07 66.60 07:06:02 1 39.46 0.00 2.65 5.67 2.77 49.45 07:06:02 2 22.95 0.00 1.39 1.09 2.15 72.42 07:06:02 3 7.73 0.00 1.48 4.04 2.52 84.23 07:07:01 all 23.52 0.00 1.50 2.59 2.33 70.07 07:07:01 0 40.68 0.00 2.30 4.09 2.10 50.83 07:07:01 1 40.01 0.00 2.30 1.11 2.64 53.93 07:07:01 2 7.99 0.00 0.35 0.76 1.35 89.55 07:07:01 3 5.75 0.00 1.06 4.37 3.21 85.61 07:08:01 all 32.85 0.00 1.58 1.32 2.90 61.36 07:08:01 0 29.62 0.00 1.53 0.60 2.48 65.77 07:08:01 1 54.90 0.00 1.47 0.93 3.43 39.26 07:08:01 2 24.91 0.00 1.30 1.50 3.05 69.25 07:08:01 3 22.00 0.00 2.00 2.26 2.67 71.06 07:09:01 all 20.63 0.00 0.86 1.02 1.51 75.98 07:09:01 0 35.56 0.00 1.24 0.45 1.66 61.09 07:09:01 1 12.16 0.00 0.53 0.13 0.78 86.39 07:09:01 2 7.60 0.00 0.67 0.46 2.26 89.01 07:09:01 3 27.36 0.00 1.00 3.02 1.34 67.28 Average: all 25.22 0.00 1.40 2.20 2.28 68.90 Average: 0 32.80 0.00 1.55 2.45 2.08 61.12 Average: 1 36.64 0.00 1.74 1.96 2.40 57.25 Average: 2 15.89 0.00 0.93 0.95 2.21 80.03 Average: 3 15.70 0.00 1.39 3.42 2.44 77.05