---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9283 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 7.8G 12G 41% / 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 462 5132 0 2380 7230 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:38:85:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85988sec preferred_lft 85988sec inet6 fe80::f816:3eff:fe38:85b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9283) 11/15/25 _x86_64_ (4 CPU) 22:38:04 LINUX RESTART (4 CPU) 22:39:02 tps rtps wtps bread/s bwrtn/s 22:40:01 50.64 2.29 48.36 44.60 6955.61 22:41:01 77.49 29.76 47.73 1637.99 10521.83 22:42:01 8.72 0.02 8.70 0.13 341.14 22:43:01 32.08 0.95 31.13 59.99 7297.58 22:44:01 34.98 1.78 33.19 129.98 5562.81 Average: 40.75 6.97 33.77 375.67 6133.23 22:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 5854892 7430208 2312528 28.31 51280 1694348 679084 7.37 576044 1554612 132248 22:41:01 5551564 7322184 2615856 32.03 58012 1875344 789652 8.57 696448 1721256 980 22:42:01 5523784 7301888 2643636 32.37 60012 1879860 789652 8.57 719020 1724924 1924 22:43:01 5210820 7206712 2956600 36.20 63200 2089288 864240 9.38 817816 1928680 6276 22:44:01 5216696 7361644 2950724 36.13 66820 2232108 730200 7.92 700548 2034840 24452 Average: 5471551 7324527 2695869 33.01 59865 1954190 770566 8.36 701975 1792862 33176 22:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 ens3 57.78 41.75 711.58 5.60 0.00 0.00 0.00 0.00 22:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:41:01 ens3 113.91 83.82 1293.29 17.98 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:42:01 ens3 58.34 82.62 64.46 13.37 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 509.28 407.20 3464.08 51.26 0.00 0.00 0.00 0.00 22:43:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 22:44:01 ens3 122.01 133.46 655.05 26.48 0.00 0.00 0.00 0.00 22:44:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 172.64 150.13 1239.44 23.00 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9283) 11/15/25 _x86_64_ (4 CPU) 22:38:04 LINUX RESTART (4 CPU) 22:39:02 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 19.05 0.00 1.14 2.50 1.95 75.37 22:40:01 0 50.12 0.00 2.17 1.11 2.96 43.65 22:40:01 1 7.25 0.00 0.52 0.08 0.52 91.62 22:40:01 2 0.91 0.00 0.55 7.96 2.38 88.19 22:40:01 3 18.02 0.00 1.32 0.77 1.89 77.98 22:41:01 all 17.59 0.00 1.25 2.31 3.59 75.26 22:41:01 0 13.04 0.00 1.08 1.91 3.01 80.96 22:41:01 1 28.00 0.00 1.46 0.49 3.44 66.61 22:41:01 2 13.82 0.00 1.23 3.48 3.36 78.11 22:41:01 3 15.54 0.00 1.17 3.38 4.57 75.35 22:42:01 all 5.56 0.00 0.29 0.05 1.93 92.17 22:42:01 0 6.33 0.00 0.12 0.00 1.75 91.81 22:42:01 1 2.61 0.00 0.10 0.00 0.99 96.29 22:42:01 2 5.59 0.00 0.56 0.18 2.41 91.26 22:42:01 3 7.64 0.00 0.36 0.00 2.57 89.43 22:43:01 all 11.13 0.00 0.95 0.37 2.82 84.73 22:43:01 0 7.56 0.00 0.85 0.18 2.74 88.66 22:43:01 1 10.72 0.00 0.95 0.18 2.01 86.14 22:43:01 2 14.84 0.00 0.90 0.90 2.89 80.46 22:43:01 3 11.39 0.00 1.15 0.23 3.62 83.63 22:44:01 all 20.65 0.00 1.22 1.23 2.48 74.41 22:44:01 0 3.08 0.00 0.53 0.03 1.55 94.81 22:44:01 1 36.35 0.00 2.07 0.61 3.37 57.60 22:44:01 2 9.47 0.00 1.07 3.75 2.14 83.58 22:44:01 3 33.69 0.00 1.19 0.56 2.87 61.69 Average: all 14.78 0.00 0.97 1.29 2.56 80.40 Average: 0 15.89 0.00 0.95 0.64 2.40 80.12 Average: 1 17.08 0.00 1.02 0.28 2.08 79.55 Average: 2 8.95 0.00 0.86 3.24 2.64 84.31 Average: 3 17.23 0.00 1.04 0.99 3.11 77.63