---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-872 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 414 1384 0 2145 3267 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:d4:89:ff brd ff:ff:ff:ff:ff:ff inet 10.32.6.130/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fed4:89ff/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-872) 07/20/25 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 117.06 54.12 62.94 3554.87 6042.19 07:07:01 70.01 20.82 49.19 1407.39 8539.61 07:08:01 72.69 17.40 55.29 781.07 7655.52 07:09:01 23.48 1.30 22.18 65.06 4755.34 Average: 70.81 23.42 47.39 1452.28 6740.75 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1875736 3327560 2162908 53.56 38200 1576468 643528 12.65 570224 1434240 75356 07:07:01 1654164 3358552 2384480 59.04 57164 1794816 681604 13.40 551908 1642772 124748 07:08:01 1369020 3290244 2669624 66.10 62904 2000864 654112 12.86 733040 1736164 128200 07:09:01 1435572 3360552 2603072 64.45 64984 2002504 579560 11.39 671192 1731752 9492 Average: 1583623 3334227 2455021 60.79 55813 1843663 639701 12.57 631591 1636232 84449 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:06:02 ens3 363.11 194.77 1450.88 63.49 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 63.06 40.46 431.12 13.62 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 240.76 254.16 1250.55 48.66 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 56.77 64.22 28.84 603.56 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 181.41 138.81 791.84 183.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-872) 07/20/25 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.62 0.00 1.74 3.79 1.79 69.05 07:06:02 0 14.56 0.00 0.73 1.23 1.01 82.47 07:06:02 1 20.59 0.00 1.64 5.47 1.48 70.83 07:06:02 2 33.99 0.00 2.67 7.00 3.03 53.32 07:06:02 3 25.25 0.00 1.90 1.44 1.66 69.75 07:07:01 all 21.06 0.00 1.41 2.20 1.76 73.57 07:07:01 0 43.70 0.00 1.97 1.07 1.97 51.30 07:07:01 1 5.14 0.00 0.54 1.32 1.72 91.28 07:07:01 2 11.50 0.00 1.26 5.26 2.03 79.95 07:07:01 3 24.23 0.00 1.86 1.15 1.34 71.42 07:08:01 all 38.99 0.00 1.80 1.33 3.39 54.49 07:08:01 0 28.62 0.00 1.41 0.79 3.89 65.29 07:08:01 1 31.47 0.00 0.81 0.38 2.63 64.71 07:08:01 2 32.15 0.00 2.86 2.76 3.64 58.58 07:08:01 3 63.86 0.00 2.11 1.39 3.39 29.26 07:09:01 all 20.66 0.00 0.94 0.79 1.52 76.10 07:09:01 0 14.22 0.00 0.89 0.12 1.27 83.50 07:09:01 1 9.45 0.00 0.98 0.12 0.71 88.73 07:09:01 2 55.23 0.00 1.60 1.02 2.18 39.97 07:09:01 3 3.92 0.00 0.31 1.91 1.93 91.93 Average: all 26.11 0.00 1.47 2.03 2.12 68.27 Average: 0 25.18 0.00 1.25 0.80 2.04 70.74 Average: 1 16.70 0.00 0.99 1.82 1.64 78.85 Average: 2 33.26 0.00 2.10 4.01 2.72 57.91 Average: 3 29.29 0.00 1.54 1.48 2.08 65.61