---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1811 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 477 5341 0 2156 7219 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:df:8f:89 brd ff:ff:ff:ff:ff:ff inet 10.32.6.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fedf:8f89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1811) 12/27/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 151.26 66.17 85.09 4277.42 40793.22 12:49:01 90.32 30.55 59.77 1730.01 9984.61 12:50:01 67.72 9.25 58.47 515.91 10577.17 12:51:01 21.53 0.35 21.18 33.73 1433.49 Average: 82.68 26.56 56.11 1638.89 15721.02 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5943208 7373880 2224204 27.23 37388 1573104 749048 8.13 627228 1430896 87884 12:49:01 5617760 7327980 2549652 31.22 58132 1815536 781152 8.48 691104 1659828 113132 12:50:01 5490312 7416496 2677100 32.78 63416 2021452 673268 7.31 718112 1751036 36540 12:51:01 5475296 7404912 2692116 32.96 65428 2022328 673948 7.31 734420 1748640 20240 Average: 5631644 7380817 2535768 31.05 56091 1858105 719354 7.81 692716 1647600 64449 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 507.67 290.33 1477.50 69.36 0.00 0.00 0.00 0.00 12:48:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:49:01 ens3 103.76 72.97 466.89 20.71 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 257.84 282.70 1237.93 633.45 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 12.75 17.28 9.33 16.40 0.00 0.00 0.00 0.00 12:51:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 220.99 166.21 799.30 185.67 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1811) 12/27/25 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.23 0.00 2.64 4.60 1.27 69.27 12:48:02 0 17.24 0.00 1.46 1.70 0.92 78.68 12:48:02 1 16.81 0.00 2.59 3.89 1.10 75.61 12:48:02 2 12.57 0.00 3.88 9.24 1.38 72.93 12:48:02 3 42.31 0.00 2.62 3.56 1.68 49.83 12:49:01 all 25.69 0.00 1.54 2.21 1.25 69.32 12:49:01 0 9.98 0.00 0.46 0.73 0.64 88.19 12:49:01 1 20.44 0.00 1.40 2.01 1.22 74.93 12:49:01 2 40.97 0.00 2.23 4.50 1.84 50.46 12:49:01 3 31.31 0.00 2.05 1.59 1.30 63.75 12:50:01 all 35.87 0.00 1.84 1.61 2.11 58.56 12:50:01 0 40.64 0.00 1.28 1.05 2.18 54.85 12:50:01 1 29.40 0.00 2.00 2.55 1.88 64.17 12:50:01 2 41.74 0.00 2.51 2.01 2.33 51.41 12:50:01 3 31.71 0.00 1.60 0.83 2.05 63.81 12:51:01 all 21.06 0.00 0.90 0.80 0.86 76.38 12:51:01 0 19.78 0.00 1.10 0.08 0.60 78.44 12:51:01 1 4.96 0.00 0.63 1.99 0.98 91.45 12:51:01 2 5.18 0.00 0.58 0.93 0.32 92.99 12:51:01 3 54.45 0.00 1.28 0.20 1.57 42.50 Average: all 26.21 0.00 1.73 2.30 1.37 68.38 Average: 0 21.97 0.00 1.08 0.89 1.09 74.98 Average: 1 17.87 0.00 1.65 2.61 1.29 76.57 Average: 2 25.06 0.00 2.30 4.17 1.47 67.00 Average: 3 39.98 0.00 1.89 1.55 1.65 54.94