---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-768 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 428 1325 0 2190 3249 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:ef:5b:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:feef:5be4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-768) 07/19/25 _x86_64_ (4 CPU) 07:38:48 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 107.57 53.99 53.57 3545.14 5486.29 07:41:01 55.11 5.64 49.47 174.61 8338.93 07:42:01 84.61 13.43 71.18 497.83 10552.75 07:43:01 34.06 1.23 32.83 101.18 4377.67 Average: 70.40 18.63 51.77 1083.46 7184.24 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 1877152 3319708 2161492 53.52 37220 1569064 649252 12.76 577404 1427752 77380 07:41:01 1740512 3407668 2298132 56.90 55820 1759572 539812 10.61 491588 1618792 134876 07:42:01 817808 2675096 3220836 79.75 63920 1934136 1208372 23.75 1271012 1744092 7608 07:43:01 1308316 3276032 2730328 67.61 67804 2038424 662444 13.02 708352 1813660 25160 Average: 1435947 3169626 2602697 64.44 56191 1825299 764970 15.04 762089 1651074 61256 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 ens3 331.14 195.80 1398.81 63.90 0.00 0.00 0.00 0.00 07:40:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:41:01 ens3 53.33 30.79 420.77 5.45 0.00 0.00 0.00 0.00 07:41:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 07:42:01 ens3 403.57 428.37 2586.63 82.18 0.00 0.00 0.00 0.00 07:42:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:43:01 ens3 158.42 152.86 652.31 31.82 0.00 0.00 0.00 0.00 07:43:01 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 237.39 202.68 1268.22 46.01 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-768) 07/19/25 _x86_64_ (4 CPU) 07:38:48 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 23.87 0.00 1.72 3.15 1.75 69.51 07:40:02 0 21.02 0.00 1.21 0.58 1.26 75.92 07:40:02 1 8.56 0.00 1.21 3.63 1.92 84.69 07:40:02 2 47.74 0.00 2.74 2.61 2.53 44.38 07:40:02 3 18.25 0.00 1.68 5.78 1.30 73.00 07:41:01 all 21.67 0.00 1.46 1.46 1.46 73.96 07:41:01 0 29.56 0.00 1.56 0.15 1.34 67.39 07:41:01 1 22.23 0.00 1.23 0.57 2.13 73.84 07:41:01 2 27.73 0.00 2.39 2.68 1.94 65.26 07:41:01 3 7.11 0.00 0.68 2.45 0.42 89.34 07:42:01 all 47.42 0.00 2.30 1.00 3.70 45.58 07:42:01 0 53.81 0.00 2.25 0.93 3.64 39.37 07:42:01 1 46.54 0.00 2.23 0.71 3.29 47.22 07:42:01 2 44.44 0.00 3.14 1.84 3.86 46.72 07:42:01 3 44.86 0.00 1.60 0.53 4.02 48.98 07:43:01 all 25.59 0.00 1.34 0.70 1.71 70.66 07:43:01 0 15.53 0.00 1.38 0.05 1.08 81.96 07:43:01 1 10.01 0.00 0.97 0.87 1.08 87.07 07:43:01 2 15.81 0.00 1.01 1.55 2.26 79.37 07:43:01 3 61.11 0.00 2.01 0.30 2.38 34.19 Average: all 29.68 0.00 1.71 1.58 2.16 64.88 Average: 0 30.01 0.00 1.60 0.43 1.83 66.13 Average: 1 21.82 0.00 1.41 1.45 2.11 73.22 Average: 2 33.93 0.00 2.32 2.17 2.65 58.93 Average: 3 32.96 0.00 1.50 2.26 2.04 61.24