---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9027 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 476 5345 0 2153 7221 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:f5:16:dd brd ff:ff:ff:ff:ff:ff inet 10.32.7.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fef5:16dd/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-9027) 11/13/25 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 128.56 54.32 74.24 3565.81 38603.72 07:07:01 58.52 4.70 53.82 143.39 9228.72 07:08:01 90.00 32.93 57.07 2022.33 8194.50 07:09:01 23.28 1.25 22.03 63.05 4784.14 Average: 75.09 23.30 51.79 1448.48 15201.84 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6008828 7404024 2158592 26.43 36556 1538812 694560 7.54 594684 1399628 71564 07:07:01 5834520 7481720 2332900 28.56 55944 1755492 606064 6.58 522880 1614772 124252 07:08:01 5473724 7383620 2693696 32.98 62636 2006488 699620 7.59 745440 1741040 116544 07:09:01 5416644 7340152 2750776 33.68 64728 2017592 738040 8.01 797176 1745036 14536 Average: 5683429 7402379 2483991 30.41 54966 1829596 684571 7.43 665045 1625119 81724 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 212.31 150.81 1172.95 59.41 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 37.98 29.32 539.25 4.91 0.00 0.00 0.00 0.00 07:07:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 298.70 275.64 1426.25 63.90 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 52.70 61.56 26.72 609.94 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 150.41 129.32 791.24 184.54 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 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-9027) 11/13/25 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.21 0.00 1.97 5.47 4.91 67.44 07:06:01 0 13.90 0.00 1.72 3.07 4.43 76.89 07:06:01 1 17.25 0.00 2.34 8.90 4.42 67.08 07:06:01 2 26.44 0.00 2.16 5.40 5.92 60.07 07:06:01 3 23.22 0.00 1.64 4.54 4.86 65.73 07:07:01 all 19.61 0.00 1.23 2.37 2.33 74.45 07:07:01 0 22.39 0.00 1.33 1.29 1.64 73.36 07:07:01 1 15.26 0.00 0.96 0.56 2.63 80.59 07:07:01 2 34.67 0.00 1.79 6.99 3.16 53.38 07:07:01 3 6.19 0.00 0.87 0.67 1.86 90.41 07:08:01 all 34.65 0.00 1.99 2.13 8.13 53.11 07:08:01 0 33.56 0.00 1.66 0.73 7.28 56.76 07:08:01 1 26.44 0.00 2.12 1.94 8.04 61.46 07:08:01 2 30.12 0.00 1.97 4.02 8.71 55.18 07:08:01 3 48.58 0.00 2.21 1.79 8.52 38.90 07:09:01 all 19.83 0.00 0.91 0.96 2.36 75.94 07:09:01 0 6.95 0.00 0.58 0.07 1.32 91.09 07:09:01 1 7.17 0.00 0.70 0.11 3.01 89.01 07:09:01 2 49.78 0.00 1.45 3.35 3.73 41.68 07:09:01 3 15.60 0.00 0.88 0.33 1.36 81.83 Average: all 23.61 0.00 1.53 2.74 4.45 67.68 Average: 0 19.22 0.00 1.32 1.30 3.69 74.47 Average: 1 16.55 0.00 1.53 2.87 4.54 74.52 Average: 2 35.18 0.00 1.85 4.94 5.40 52.63 Average: 3 23.48 0.00 1.41 1.85 4.17 69.10