---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4116 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 7.6G 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 478 5319 0 2178 7217 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:52:f3:83 brd ff:ff:ff:ff:ff:ff inet 10.32.7.94/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fe52:f383/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4116) 01/25/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 149.51 65.54 83.97 4264.89 40170.12 12:49:01 60.32 5.58 54.74 176.10 9868.36 12:50:01 90.67 32.76 57.91 2018.86 7476.09 12:51:01 28.45 1.92 26.53 62.12 5000.90 12:52:01 20.66 0.35 20.31 33.72 1482.97 Average: 69.92 21.23 48.69 1311.10 12799.31 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6030708 7419504 2136712 26.16 36536 1532684 690908 7.50 582672 1393288 68984 12:49:01 5822716 7475796 2344704 28.71 55944 1761456 617596 6.70 535828 1616312 121472 12:50:01 5161264 6969860 3006156 36.81 63724 1903516 1108064 12.02 1104232 1695072 5120 12:51:01 5400420 7340392 2767000 33.88 66808 2030044 738444 8.01 805672 1752772 24152 12:52:01 5426132 7369316 2741288 33.56 68624 2031164 727152 7.89 780604 1752172 9892 Average: 5568248 7314974 2599172 31.82 58327 1851773 776433 8.42 761802 1641923 45924 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 377.44 213.48 1228.72 63.59 0.00 0.00 0.00 0.00 12:48:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:49:01 ens3 77.80 46.74 706.31 12.76 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 284.69 315.98 1299.40 54.47 0.00 0.00 0.00 0.00 12:50:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 130.96 125.11 317.80 616.20 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:52:01 ens3 11.58 12.10 9.09 5.83 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 176.49 142.68 712.24 150.57 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4116) 01/25/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.93 0.00 3.78 4.54 1.30 69.45 12:48:01 0 25.17 0.00 2.93 6.42 1.43 64.04 12:48:01 1 17.57 0.00 1.60 3.12 0.88 76.83 12:48:01 2 11.60 0.00 8.30 5.11 1.31 73.69 12:48:01 3 29.33 0.00 2.35 3.51 1.59 63.23 12:49:01 all 21.58 0.00 1.38 1.44 0.93 74.67 12:49:01 0 24.78 0.00 1.30 4.77 0.88 68.26 12:49:01 1 33.23 0.00 1.95 0.23 1.13 63.45 12:49:01 2 25.68 0.00 1.88 0.75 1.33 70.37 12:49:01 3 2.60 0.00 0.37 0.02 0.37 96.65 12:50:01 all 47.44 0.00 3.01 1.71 3.74 44.10 12:50:01 0 47.06 0.00 2.35 1.30 3.10 46.20 12:50:01 1 51.31 0.00 2.05 1.55 3.06 42.04 12:50:01 2 36.88 0.00 3.43 2.11 4.35 53.23 12:50:01 3 54.49 0.00 4.19 1.90 4.45 34.97 12:51:01 all 24.02 0.00 1.31 0.67 1.16 72.83 12:51:01 0 36.79 0.00 1.56 1.43 1.33 58.88 12:51:01 1 15.86 0.00 1.23 0.13 0.80 81.98 12:51:01 2 16.20 0.00 1.35 0.98 0.92 80.55 12:51:01 3 27.24 0.00 1.12 0.17 1.60 69.87 12:52:01 all 21.33 0.00 1.12 0.52 1.01 76.02 12:52:01 0 5.03 0.00 0.85 1.13 0.18 92.81 12:52:01 1 60.56 0.00 2.10 0.20 1.97 35.17 12:52:01 2 10.41 0.00 0.93 0.73 0.75 87.18 12:52:01 3 9.36 0.00 0.61 0.02 1.16 88.85 Average: all 27.07 0.00 2.12 1.78 1.63 67.40 Average: 0 27.77 0.00 1.80 3.01 1.39 66.03 Average: 1 35.71 0.00 1.79 1.05 1.57 59.89 Average: 2 20.18 0.00 3.17 1.93 1.73 72.99 Average: 3 24.63 0.00 1.73 1.12 1.84 70.68