---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4495 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 450 5377 0 2147 7246 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:71:d2:67 brd ff:ff:ff:ff:ff:ff inet 10.32.6.235/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe71:d267/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4495) 09/24/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 136.38 60.14 76.24 3686.72 39900.43 07:07:01 72.58 17.21 55.37 1225.65 9675.43 07:08:01 74.32 20.77 53.55 940.40 7441.87 07:09:01 23.43 2.20 21.23 83.04 4740.29 Average: 76.67 25.08 51.60 1483.90 15438.91 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6023604 7422856 2143816 26.25 36484 1542784 705176 7.65 577776 1402888 80652 07:07:01 5807300 7492252 2360120 28.90 57064 1791764 606760 6.58 521620 1642896 122900 07:08:01 5484808 7390028 2682612 32.85 62648 2001792 711756 7.72 741492 1735684 118216 07:09:01 5461936 7374040 2705484 33.13 64716 2006168 737976 8.01 763784 1734556 9328 Average: 5694412 7419794 2473008 30.28 55228 1835627 690417 7.49 651168 1629006 82774 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 07:06:01 ens3 371.97 189.87 1248.99 63.48 0.00 0.00 0.00 0.00 07:07:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 70.90 42.28 621.80 8.89 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 219.17 243.63 1247.74 48.96 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 56.56 60.00 26.87 601.33 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 179.63 133.93 786.29 180.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4495) 09/24/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.52 0.00 2.62 5.84 2.51 68.51 07:06:01 0 24.85 0.00 1.92 6.40 2.62 64.21 07:06:01 1 20.94 0.00 2.46 6.62 2.74 67.24 07:06:01 2 10.57 0.00 2.01 6.67 2.44 78.30 07:06:01 3 25.77 0.00 4.08 3.65 2.24 64.26 07:07:01 all 19.69 0.00 1.35 2.74 1.54 74.67 07:07:01 0 9.13 0.00 0.70 5.43 1.00 83.74 07:07:01 1 20.38 0.00 1.41 0.46 2.12 75.64 07:07:01 2 13.99 0.00 0.86 1.16 1.13 82.87 07:07:01 3 35.26 0.00 2.45 3.96 1.90 56.44 07:08:01 all 35.06 0.00 1.78 1.42 4.67 57.07 07:08:01 0 27.13 0.00 1.68 2.44 4.36 64.39 07:08:01 1 48.68 0.00 2.33 0.89 5.55 42.55 07:08:01 2 30.58 0.00 1.34 0.65 4.45 62.98 07:08:01 3 33.89 0.00 1.74 1.69 4.30 58.38 07:09:01 all 18.99 0.00 0.92 0.97 1.11 78.01 07:09:01 0 2.92 0.00 0.42 1.02 0.25 95.40 07:09:01 1 19.28 0.00 1.17 0.25 1.77 77.53 07:09:01 2 9.18 0.00 0.89 0.07 0.73 89.13 07:09:01 3 44.56 0.00 1.21 2.56 1.75 49.92 Average: all 23.57 0.00 1.67 2.74 2.46 69.56 Average: 0 16.04 0.00 1.18 3.82 2.06 76.89 Average: 1 27.33 0.00 1.84 2.05 3.04 65.73 Average: 2 16.08 0.00 1.28 2.14 2.19 78.32 Average: 3 34.86 0.00 2.37 2.97 2.55 57.25