---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2437 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 7.7G 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 470 5201 0 2304 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:bd:19:8b brd ff:ff:ff:ff:ff:ff inet 10.32.6.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:febd:198b/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-2437) 08/30/25 _x86_64_ (4 CPU) 16:37:04 LINUX RESTART (4 CPU) 16:38:01 tps rtps wtps bread/s bwrtn/s 16:39:01 43.06 2.30 40.76 47.86 5652.26 16:40:01 82.66 29.52 53.13 1626.79 9631.06 16:41:01 14.68 0.13 14.55 1.87 2264.29 16:42:01 18.50 0.10 18.40 1.20 2616.36 16:43:01 25.59 10.78 14.81 799.73 894.90 16:44:01 31.74 3.93 27.81 115.16 2984.34 16:45:01 24.46 0.68 23.78 77.71 4942.75 Average: 34.38 6.78 27.60 381.50 4140.90 16:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:39:01 5887356 7444896 2280064 27.92 49972 1678564 652084 7.08 565856 1534172 162384 16:40:01 5649740 7349184 2517680 30.83 57904 1805396 785840 8.53 671620 1651884 15536 16:41:01 5530220 7280828 2637200 32.29 59684 1853324 809628 8.79 741516 1698204 1652 16:42:01 5403096 7228804 2764324 33.85 61720 1924144 864524 9.38 793964 1766648 2972 16:43:01 4507392 6376812 3660028 44.81 63356 1964328 1638992 17.78 1701844 1747204 220 16:44:01 5327188 7388684 2840232 34.78 67540 2147884 698684 7.58 750008 1874452 121912 16:45:01 5363288 7430104 2804132 34.33 69424 2150992 647776 7.03 715360 1872712 10540 Average: 5381183 7214187 2786237 34.11 61371 1932090 871075 9.45 848595 1735039 45031 16:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:39:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 16:39:01 ens3 51.59 35.79 705.92 4.36 0.00 0.00 0.00 0.00 16:40:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:40:01 ens3 82.92 59.58 339.36 13.02 0.00 0.00 0.00 0.00 16:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:41:01 ens3 86.74 106.23 786.46 15.96 0.00 0.00 0.00 0.00 16:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:42:01 ens3 177.10 201.97 1184.83 34.23 0.00 0.00 0.00 0.00 16:43:01 lo 55.71 55.71 20.74 20.74 0.00 0.00 0.00 0.00 16:43:01 ens3 91.89 92.89 235.22 17.91 0.00 0.00 0.00 0.00 16:44:01 lo 67.93 67.93 15.74 15.74 0.00 0.00 0.00 0.00 16:44:01 ens3 238.04 235.09 1214.06 45.43 0.00 0.00 0.00 0.00 16:45:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:45:01 ens3 10.95 11.53 8.46 5.30 0.00 0.00 0.00 0.00 Average: lo 18.13 18.13 5.25 5.25 0.00 0.00 0.00 0.00 Average: ens3 105.60 106.15 639.17 19.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2437) 08/30/25 _x86_64_ (4 CPU) 16:37:04 LINUX RESTART (4 CPU) 16:38:01 CPU %user %nice %system %iowait %steal %idle 16:39:01 all 19.05 0.00 1.35 2.43 2.06 75.11 16:39:01 0 3.17 0.00 0.41 2.26 0.91 93.25 16:39:01 1 48.18 0.00 2.84 1.06 2.59 45.33 16:39:01 2 23.43 0.00 1.54 0.25 2.56 72.21 16:39:01 3 1.61 0.00 0.61 6.13 2.18 89.48 16:40:01 all 18.46 0.00 1.29 2.86 3.19 74.20 16:40:01 0 9.02 0.00 0.92 2.36 2.44 85.26 16:40:01 1 25.21 0.00 1.04 3.97 2.88 66.90 16:40:01 2 30.74 0.00 2.53 3.23 4.71 58.80 16:40:01 3 8.79 0.00 0.67 1.89 2.70 85.95 16:41:01 all 9.12 0.00 0.46 0.16 2.63 87.64 16:41:01 0 16.60 0.00 0.61 0.07 2.57 80.16 16:41:01 1 4.74 0.00 0.45 0.00 1.42 93.39 16:41:01 2 8.46 0.00 0.45 0.36 4.06 86.67 16:41:01 3 6.65 0.00 0.31 0.23 2.45 90.37 16:42:01 all 6.83 0.00 0.65 0.11 2.81 89.60 16:42:01 0 7.05 0.00 0.74 0.07 2.83 89.31 16:42:01 1 6.06 0.00 0.49 0.23 1.77 91.45 16:42:01 2 4.44 0.00 0.37 0.03 3.70 91.46 16:42:01 3 9.81 0.00 1.03 0.10 2.93 86.14 16:43:01 all 54.85 0.00 1.86 0.87 7.77 34.66 16:43:01 0 53.61 0.00 1.72 1.12 7.50 36.05 16:43:01 1 54.34 0.00 2.01 0.52 7.90 35.23 16:43:01 2 61.71 0.00 1.31 0.31 7.41 29.26 16:43:01 3 49.76 0.00 2.34 1.54 8.26 38.10 16:44:01 all 25.87 0.00 1.56 0.71 4.17 67.68 16:44:01 0 25.50 0.00 1.35 0.21 3.86 69.07 16:44:01 1 32.32 0.00 1.46 1.54 4.34 60.34 16:44:01 2 28.97 0.00 2.43 1.08 5.13 62.39 16:44:01 3 16.66 0.00 1.00 0.02 3.33 79.00 16:45:01 all 20.40 0.00 1.04 1.43 1.60 75.53 16:45:01 0 29.43 0.00 1.66 0.27 1.28 67.36 16:45:01 1 3.16 0.00 0.50 4.43 1.21 90.71 16:45:01 2 32.64 0.00 1.25 0.30 2.70 63.11 16:45:01 3 16.37 0.00 0.75 0.71 1.19 80.97 Average: all 22.09 0.00 1.17 1.22 3.46 72.05 Average: 0 20.63 0.00 1.06 0.91 3.06 74.35 Average: 1 24.90 0.00 1.25 1.68 3.17 68.99 Average: 2 27.13 0.00 1.41 0.79 4.32 66.34 Average: 3 15.67 0.00 0.96 1.52 3.29 78.55