---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10028 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 475 5345 0 2154 7222 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:ed:b2:37 brd ff:ff:ff:ff:ff:ff inet 10.32.6.93/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:feed:b237/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10028) 11/23/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 175.95 95.73 80.22 5182.60 40058.67 14:57:01 57.74 0.22 57.52 27.11 9705.47 14:58:01 94.27 37.73 56.54 2146.39 8244.28 14:59:01 21.73 1.25 20.48 63.05 4688.84 Average: 87.54 33.87 53.67 1862.38 15698.20 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6053000 7433368 2114420 25.89 35420 1525780 677224 7.35 565616 1386412 64760 14:57:01 5741408 7395308 2426012 29.70 55884 1762808 694376 7.53 617132 1613040 132920 14:58:01 5454652 7366976 2712768 33.21 62684 2008912 715568 7.76 763404 1742908 114652 14:59:01 5411720 7339356 2755700 33.74 64664 2021400 740788 8.04 797760 1748988 16948 Average: 5665195 7383752 2502225 30.64 54663 1829725 706989 7.67 685978 1622837 82320 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 453.49 240.59 1157.35 66.33 0.00 0.00 0.00 0.00 14:56:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 14:57:01 ens3 48.16 39.18 656.92 4.97 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:58:01 ens3 270.36 270.45 1410.31 52.31 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:59:01 ens3 57.26 66.83 26.84 611.83 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 207.99 154.75 813.52 184.61 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10028) 11/23/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.15 0.00 3.29 5.50 1.46 67.59 14:56:02 0 29.08 0.00 2.88 2.85 1.45 63.74 14:56:02 1 18.48 0.00 1.78 4.91 1.55 73.29 14:56:02 2 20.52 0.00 5.87 6.26 1.68 65.67 14:56:02 3 20.52 0.00 2.59 8.01 1.17 67.70 14:57:01 all 20.80 0.00 1.22 1.56 1.05 75.38 14:57:01 0 31.88 0.00 1.41 0.17 1.10 65.44 14:57:01 1 18.00 0.00 0.80 5.10 0.71 75.39 14:57:01 2 23.80 0.00 1.64 0.12 1.54 72.91 14:57:01 3 9.53 0.00 1.08 0.84 0.84 87.70 14:58:01 all 40.02 0.00 2.09 1.85 2.84 53.20 14:58:01 0 30.74 0.00 2.18 0.13 2.49 64.46 14:58:01 1 38.84 0.00 2.06 1.46 2.53 55.10 14:58:01 2 58.15 0.00 2.43 3.43 3.66 32.34 14:58:01 3 32.42 0.00 1.70 2.38 2.66 60.83 14:59:01 all 21.53 0.00 1.01 0.57 1.14 75.76 14:59:01 0 29.88 0.00 0.90 1.26 1.63 66.33 14:59:01 1 8.63 0.00 0.68 0.33 0.53 89.83 14:59:01 2 41.11 0.00 1.79 0.13 1.40 55.56 14:59:01 3 6.59 0.00 0.66 0.53 1.01 91.21 Average: all 26.15 0.00 1.91 2.37 1.63 67.94 Average: 0 30.39 0.00 1.84 1.11 1.67 64.99 Average: 1 21.01 0.00 1.33 2.94 1.33 73.39 Average: 2 35.95 0.00 2.93 2.49 2.07 56.55 Average: 3 17.30 0.00 1.51 2.94 1.43 76.83