---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6757 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 7.5G 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 465 5421 0 2089 7232 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:1b:e1:01 brd ff:ff:ff:ff:ff:ff inet 10.32.7.57/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe1b:e101/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6757) 02/15/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 133.53 54.64 78.89 3608.33 32490.73 19:15:01 66.59 12.98 53.61 299.15 8585.84 19:16:01 59.94 6.80 53.14 417.80 9703.05 19:17:01 22.83 0.37 22.46 33.86 1461.49 Average: 70.74 18.72 52.02 1093.06 13078.81 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5917104 7387360 2250308 27.55 39896 1607764 735884 7.98 624424 1455928 119488 19:15:01 5534464 7199704 2632948 32.24 59080 1769216 917944 9.96 823136 1609556 102964 19:16:01 5546680 7397608 2620732 32.09 63492 1946844 684684 7.43 706100 1709408 26288 19:17:01 5498444 7356768 2668968 32.68 65592 1952112 728192 7.90 751180 1711176 12888 Average: 5624173 7335360 2543239 31.14 57015 1818984 766676 8.32 726210 1621517 65407 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 471.55 292.67 1465.30 71.03 0.00 0.00 0.00 0.00 19:15:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 130.84 123.47 503.80 27.91 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 249.41 249.56 1193.75 561.46 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 12.40 12.76 9.57 6.29 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 216.40 169.81 794.30 167.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6757) 02/15/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.92 0.00 1.89 3.90 1.09 70.20 19:14:02 0 24.72 0.00 2.15 5.71 1.12 66.29 19:14:02 1 18.41 0.00 1.48 0.90 0.77 78.44 19:14:02 2 31.03 0.00 1.92 6.48 1.15 59.42 19:14:02 3 17.52 0.00 1.99 2.47 1.34 76.68 19:15:01 all 29.68 0.00 1.70 1.17 1.60 65.85 19:15:01 0 14.69 0.00 1.08 0.20 1.22 82.81 19:15:01 1 45.41 0.00 2.29 0.97 1.76 49.58 19:15:01 2 30.78 0.00 1.81 2.54 1.59 63.28 19:15:01 3 27.83 0.00 1.61 1.02 1.85 67.70 19:16:01 all 32.56 0.00 1.73 1.10 1.84 62.76 19:16:01 0 22.46 0.00 1.27 0.13 1.40 74.74 19:16:01 1 54.20 0.00 2.17 1.38 2.43 39.81 19:16:01 2 27.38 0.00 1.81 0.27 1.80 68.74 19:16:01 3 26.22 0.00 1.68 2.63 1.75 67.73 19:17:01 all 21.12 0.00 0.90 0.59 0.76 76.63 19:17:01 0 3.43 0.00 0.35 0.00 0.37 95.86 19:17:01 1 36.10 0.00 0.97 0.07 0.93 61.93 19:17:01 2 38.57 0.00 1.48 0.08 1.20 58.67 19:17:01 3 6.47 0.00 0.80 2.20 0.52 90.02 Average: all 26.56 0.00 1.55 1.69 1.32 68.87 Average: 0 16.32 0.00 1.21 1.51 1.02 79.93 Average: 1 38.51 0.00 1.72 0.83 1.47 57.47 Average: 2 31.94 0.00 1.76 2.34 1.43 62.53 Average: 3 19.47 0.00 1.52 2.08 1.36 75.57