---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2048 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 473 5350 0 2151 7223 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:60:64:46 brd ff:ff:ff:ff:ff:ff inet 10.32.6.178/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe60:6446/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2048) 12/30/25 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 133.29 54.44 78.85 3581.00 32837.34 14:57:01 86.06 30.48 55.57 1714.40 9607.46 14:58:01 66.54 9.23 57.31 512.71 10300.95 14:59:01 22.05 0.35 21.70 33.73 1488.82 Average: 76.95 23.60 53.35 1459.41 13575.01 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5910088 7370868 2257324 27.64 39124 1599868 739320 8.02 640984 1449084 110500 14:57:01 5590064 7298564 2577348 31.56 58532 1813384 807272 8.76 722616 1656376 106404 14:58:01 5494936 7406884 2672476 32.72 63532 2007288 664852 7.21 728160 1737720 26624 14:59:01 5497116 7412768 2670296 32.69 65540 2008484 658872 7.15 726560 1736220 9820 Average: 5623051 7372271 2544361 31.15 56682 1857256 717579 7.79 704580 1644850 63337 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 497.83 287.65 1480.42 70.74 0.00 0.00 0.00 0.00 14:57:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 105.12 81.16 485.25 20.49 0.00 0.00 0.00 0.00 14:58:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 254.39 274.34 1218.79 624.73 0.00 0.00 0.00 0.00 14:59:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:59:01 ens3 11.78 12.93 9.37 6.13 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 217.75 164.36 799.75 181.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2048) 12/30/25 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.66 0.00 1.94 3.84 1.28 69.27 14:56:02 0 36.39 0.00 2.09 9.51 1.59 50.43 14:56:02 1 25.27 0.00 2.21 2.06 1.38 69.07 14:56:02 2 24.31 0.00 1.98 3.13 1.38 69.19 14:56:02 3 8.76 0.00 1.46 0.68 0.81 88.28 14:57:01 all 26.27 0.00 1.54 1.91 1.27 69.00 14:57:01 0 11.85 0.00 1.39 5.98 1.01 79.77 14:57:01 1 64.31 0.00 3.20 0.64 2.21 29.64 14:57:01 2 18.39 0.00 1.07 0.31 1.09 79.15 14:57:01 3 10.48 0.00 0.52 0.71 0.75 87.54 14:58:01 all 32.78 0.00 1.61 1.63 1.75 62.23 14:58:01 0 25.43 0.00 1.70 2.47 1.72 68.68 14:58:01 1 39.37 0.00 1.72 1.54 1.79 55.58 14:58:01 2 38.89 0.00 1.88 0.77 1.90 56.56 14:58:01 3 27.48 0.00 1.13 1.75 1.58 68.06 14:59:01 all 21.31 0.00 0.80 0.70 0.70 76.49 14:59:01 0 26.20 0.00 0.88 0.05 0.77 72.10 14:59:01 1 6.75 0.00 0.65 0.05 0.27 92.28 14:59:01 2 45.34 0.00 1.23 0.65 1.52 51.26 14:59:01 3 6.85 0.00 0.45 2.03 0.28 90.38 Average: all 26.00 0.00 1.47 2.02 1.25 69.25 Average: 0 25.01 0.00 1.51 4.50 1.27 67.71 Average: 1 33.82 0.00 1.94 1.08 1.41 61.75 Average: 2 31.79 0.00 1.54 1.22 1.47 63.97 Average: 3 13.41 0.00 0.89 1.30 0.86 83.55