---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-490 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 7.8G 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 477 5127 0 2371 7213 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:8f:58:5a brd ff:ff:ff:ff:ff:ff inet 10.32.7.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85875sec preferred_lft 85875sec inet6 fe80::f816:3eff:fe8f:585a/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-490) 12/13/25 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:02 151.12 67.46 83.67 4298.88 40612.18 22:57:01 71.74 18.84 52.90 1322.94 8729.65 22:58:01 46.24 10.96 35.28 345.14 7242.66 22:59:01 9.15 0.02 9.13 0.13 340.74 23:00:01 38.15 10.38 27.77 726.57 3598.73 23:01:01 2.42 0.10 2.32 3.07 156.91 23:02:01 22.05 3.17 18.88 89.85 1939.41 23:03:01 30.08 1.25 28.83 97.18 6055.26 Average: 46.32 14.01 32.30 859.51 8583.93 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:02 5978336 7400100 2189084 26.80 36508 1564640 710380 7.71 601088 1424552 85824 22:57:01 5754912 7446828 2412508 29.54 56984 1798440 816792 8.86 565612 1650340 134912 22:58:01 5472928 7251228 2694492 32.99 59044 1880864 800152 8.68 769016 1724932 1544 22:59:01 5461504 7246664 2705916 33.13 60912 1884964 800152 8.68 775136 1728328 756 23:00:01 4388472 6299556 3778948 46.27 63372 2004656 1714552 18.60 1755636 1808496 3336 23:01:01 4325748 6237316 3841672 47.04 63464 2004760 1799160 19.52 1819772 1805864 40 23:02:01 4448104 6557760 3719316 45.54 66460 2195592 1359552 14.75 1573380 1923832 139000 23:03:01 5272580 7405720 2894840 35.44 69416 2216028 673148 7.30 751032 1924768 24144 Average: 5137823 6980646 3029597 37.09 59520 1943743 1084236 11.76 1076334 1748889 48694 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 22:56:02 ens3 410.88 225.91 1416.76 69.73 0.00 0.00 0.00 0.00 22:57:01 lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 22:57:01 ens3 86.75 48.37 471.18 17.53 0.00 0.00 0.00 0.00 22:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:58:01 ens3 112.93 118.25 1193.06 17.99 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 22:59:01 ens3 56.84 81.55 59.88 13.14 0.00 0.00 0.00 0.00 23:00:01 lo 1.78 1.78 0.85 0.85 0.00 0.00 0.00 0.00 23:00:01 ens3 252.39 271.33 1591.22 41.00 0.00 0.00 0.00 0.00 23:01:01 lo 12.25 12.25 3.76 3.76 0.00 0.00 0.00 0.00 23:01:01 ens3 2.65 2.18 0.66 0.71 0.00 0.00 0.00 0.00 23:02:01 lo 16.60 16.60 3.57 3.57 0.00 0.00 0.00 0.00 23:02:01 ens3 175.67 191.42 898.08 32.15 0.00 0.00 0.00 0.00 23:03:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 23:03:01 ens3 61.12 55.32 222.77 18.74 0.00 0.00 0.00 0.00 Average: lo 4.30 4.30 1.07 1.07 0.00 0.00 0.00 0.00 Average: ens3 145.03 124.46 732.28 26.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-490) 12/13/25 _x86_64_ (4 CPU) 22:54:55 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:02 all 21.52 0.00 2.85 5.58 2.54 67.51 22:56:02 0 11.38 0.00 1.31 4.82 1.77 80.71 22:56:02 1 27.32 0.00 2.07 1.60 2.70 66.31 22:56:02 2 24.74 0.00 3.58 9.26 2.87 59.54 22:56:02 3 22.60 0.00 4.44 6.64 2.83 63.49 22:57:01 all 20.61 0.00 1.43 2.23 1.69 74.04 22:57:01 0 33.87 0.00 1.87 3.21 1.77 59.27 22:57:01 1 20.30 0.00 2.01 1.62 1.43 74.64 22:57:01 2 24.52 0.00 1.31 1.30 2.43 70.44 22:57:01 3 3.73 0.00 0.49 2.82 1.11 91.85 22:58:01 all 13.37 0.00 0.70 0.83 2.19 82.92 22:58:01 0 11.24 0.00 0.53 0.10 1.47 86.65 22:58:01 1 16.64 0.00 0.33 1.13 1.92 79.97 22:58:01 2 16.09 0.00 1.20 1.58 3.09 78.04 22:58:01 3 9.51 0.00 0.71 0.49 2.27 87.01 22:59:01 all 3.63 0.00 0.36 0.04 1.08 94.90 22:59:01 0 5.77 0.00 0.79 0.07 1.14 92.24 22:59:01 1 1.30 0.00 0.10 0.00 0.25 98.35 22:59:01 2 4.60 0.00 0.33 0.03 1.42 93.62 22:59:01 3 2.80 0.00 0.21 0.03 1.50 95.45 23:00:01 all 38.55 0.00 1.59 0.67 5.06 54.13 23:00:01 0 39.61 0.00 1.89 1.30 4.98 52.22 23:00:01 1 39.11 0.00 1.64 0.59 5.11 53.55 23:00:01 2 31.84 0.00 1.68 0.76 5.11 60.61 23:00:01 3 43.67 0.00 1.12 0.05 5.02 50.13 23:01:01 all 3.69 0.00 0.31 0.03 1.09 94.88 23:01:01 0 3.15 0.00 0.32 0.00 0.85 95.69 23:01:01 1 3.69 0.00 0.26 0.02 1.11 94.92 23:01:01 2 3.54 0.00 0.33 0.12 1.08 94.94 23:01:01 3 4.37 0.00 0.36 0.00 1.31 93.95 23:02:01 all 13.81 0.00 1.07 0.16 2.22 82.75 23:02:01 0 15.83 0.00 1.14 0.02 2.33 80.68 23:02:01 1 7.37 0.00 0.93 0.00 1.85 89.86 23:02:01 2 12.71 0.00 1.08 0.61 2.17 83.42 23:02:01 3 19.30 0.00 1.11 0.02 2.53 77.04 23:03:01 all 21.18 0.00 0.99 0.97 1.59 75.27 23:03:01 0 30.37 0.00 1.18 0.35 1.58 66.53 23:03:01 1 9.81 0.00 0.78 0.05 1.46 87.91 23:03:01 2 9.51 0.00 0.96 3.24 1.27 85.02 23:03:01 3 35.14 0.00 1.09 0.23 2.06 61.48 Average: all 17.05 0.00 1.16 1.31 2.19 78.29 Average: 0 18.88 0.00 1.13 1.23 1.99 76.78 Average: 1 15.72 0.00 1.01 0.62 1.98 80.66 Average: 2 15.94 0.00 1.31 2.11 2.43 78.20 Average: 3 17.67 0.00 1.19 1.28 2.33 77.53