---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7417 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 7.7G 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 481 5132 0 2362 7210 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:5f:c8:4e brd ff:ff:ff:ff:ff:ff inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85859sec preferred_lft 85859sec inet6 fe80::f816:3eff:fe5f:c84e/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-7417) 10/25/25 _x86_64_ (4 CPU) 22:55:02 LINUX RESTART (4 CPU) 22:56:01 tps rtps wtps bread/s bwrtn/s 22:57:01 47.27 0.30 46.97 28.26 6748.15 22:58:01 78.89 29.73 49.16 1637.73 10400.67 22:59:01 8.77 0.02 8.75 0.13 328.21 23:00:01 30.91 4.18 26.73 522.31 3463.29 23:01:01 13.96 6.28 7.68 208.33 439.59 23:02:01 1.92 0.20 1.72 3.20 24.26 23:03:01 44.46 4.22 40.24 182.90 7659.66 Average: 32.31 6.42 25.89 368.97 4151.95 22:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:57:01 5847164 7434144 2320256 28.41 52104 1704908 658260 7.14 575440 1563548 143052 22:58:01 5491952 7260124 2675468 32.76 58532 1872072 807352 8.76 761056 1716880 1468 22:59:01 5476440 7251388 2690980 32.95 60296 1876236 807352 8.76 771684 1720316 2116 23:00:01 5009088 6900040 3158332 38.67 63184 1985944 1424732 15.46 1137712 1813908 5800 23:01:01 4280588 6184168 3886832 47.59 63480 1997348 1899340 20.61 1872256 1801084 172 23:02:01 4182100 6086500 3985320 48.80 63548 1998096 1923284 20.87 1972340 1799512 704 23:03:01 5275408 7399356 2892012 35.41 68772 2208084 681128 7.39 756056 1919508 24944 Average: 5080391 6930817 3087029 37.80 61417 1948955 1171635 12.71 1120935 1762108 25465 22:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:57:01 ens3 55.08 38.55 701.90 5.37 0.00 0.00 0.00 0.00 22:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:58:01 ens3 129.26 106.45 1179.17 22.01 0.00 0.00 0.00 0.00 22:58:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:59:01 ens3 57.17 81.50 60.52 13.22 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:00:01 ens3 227.41 249.36 1538.38 38.38 0.00 0.00 0.00 0.00 23:00:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 23:01:01 ens3 20.91 22.73 72.63 4.67 0.00 0.00 0.00 0.00 23:01:01 lo 8.33 8.33 3.24 3.24 0.00 0.00 0.00 0.00 23:02:01 ens3 5.37 4.87 1.19 1.54 0.00 0.00 0.00 0.00 23:02:01 lo 21.13 21.13 4.66 4.66 0.00 0.00 0.00 0.00 23:03:01 ens3 197.27 227.91 1111.96 46.89 0.00 0.00 0.00 0.00 23:03:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 98.92 104.48 666.52 18.87 0.00 0.00 0.00 0.00 Average: lo 4.58 4.58 1.16 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7417) 10/25/25 _x86_64_ (4 CPU) 22:55:02 LINUX RESTART (4 CPU) 22:56:01 CPU %user %nice %system %iowait %steal %idle 22:57:01 all 17.97 0.00 1.16 3.15 2.74 74.98 22:57:01 0 12.23 0.00 0.48 0.30 1.16 85.83 22:57:01 1 26.71 0.00 1.33 0.66 2.73 68.56 22:57:01 2 28.82 0.00 1.99 1.17 3.93 64.09 22:57:01 3 4.14 0.00 0.81 10.36 3.09 81.59 22:58:01 all 15.92 0.00 1.11 2.12 4.35 76.50 22:58:01 0 7.93 0.00 0.59 0.84 2.69 87.96 22:58:01 1 28.61 0.00 1.81 3.60 4.58 61.40 22:58:01 2 10.28 0.00 1.10 1.87 5.57 81.19 22:58:01 3 16.92 0.00 0.97 2.16 4.57 75.38 22:59:01 all 4.97 0.00 0.30 0.06 2.22 92.45 22:59:01 0 0.93 0.00 0.08 0.15 0.51 98.32 22:59:01 1 6.30 0.00 0.82 0.10 2.69 90.09 22:59:01 2 1.16 0.00 0.10 0.02 2.08 96.64 22:59:01 3 11.40 0.00 0.16 0.00 3.57 84.87 23:00:01 all 17.88 0.00 0.88 0.55 5.57 75.12 23:00:01 0 15.14 0.00 0.87 0.92 4.30 78.78 23:00:01 1 24.29 0.00 1.16 0.43 5.82 68.30 23:00:01 2 14.66 0.00 0.66 0.60 5.69 78.38 23:00:01 3 17.48 0.00 0.87 0.23 6.45 74.97 23:01:01 all 23.16 0.00 1.01 0.76 8.36 66.72 23:01:01 0 19.65 0.00 0.96 0.47 7.70 71.22 23:01:01 1 22.79 0.00 1.23 0.82 9.16 66.01 23:01:01 2 24.97 0.00 0.78 1.07 8.33 64.84 23:01:01 3 25.26 0.00 1.04 0.67 8.26 64.77 23:02:01 all 4.22 0.00 0.46 0.03 3.27 92.01 23:02:01 0 3.72 0.00 0.60 0.00 3.80 91.88 23:02:01 1 5.60 0.00 0.34 0.03 3.45 90.58 23:02:01 2 3.09 0.00 0.52 0.08 2.78 93.53 23:02:01 3 4.47 0.00 0.36 0.02 3.05 92.11 23:03:01 all 25.27 0.00 1.57 1.27 4.60 67.29 23:03:01 0 15.57 0.00 1.61 3.05 3.88 75.90 23:03:01 1 16.69 0.00 1.29 1.11 4.40 76.51 23:03:01 2 48.83 0.00 1.58 0.48 5.16 43.96 23:03:01 3 20.15 0.00 1.80 0.49 4.94 72.63 Average: all 15.64 0.00 0.93 1.13 4.45 77.85 Average: 0 10.76 0.00 0.74 0.82 3.45 84.23 Average: 1 18.71 0.00 1.14 0.96 4.70 74.48 Average: 2 18.79 0.00 0.96 0.76 4.80 74.69 Average: 3 14.26 0.00 0.86 1.99 4.85 78.04