---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1505 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 571 11036 0 4432 15140 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:05:90:1e brd ff:ff:ff:ff:ff:ff inet 10.30.107.59/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85571sec preferred_lft 85571sec inet6 fe80::f816:3eff:fe05:901e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1505) 07/23/26 _x86_64_ (4 CPU) 10:07:44 LINUX RESTART (4 CPU) 10:08:01 tps rtps wtps bread/s bwrtn/s 10:09:00 307.48 19.40 288.09 712.68 17174.87 10:10:01 166.28 38.86 127.42 2338.11 25308.64 10:11:01 29.68 0.00 29.68 0.00 6824.86 10:12:01 35.43 0.00 35.43 0.00 6983.77 10:13:01 32.49 0.00 32.49 0.00 6912.45 10:14:01 37.74 0.02 37.73 0.13 6984.97 10:15:01 29.78 0.00 29.78 0.00 6823.26 10:16:02 21.85 0.00 21.85 0.00 6569.44 10:17:01 47.48 0.02 47.47 0.14 7162.31 10:18:01 51.37 0.43 50.94 15.86 6929.91 10:19:01 22.66 5.93 16.73 230.23 10896.32 10:20:01 205.85 1.80 204.05 47.19 32960.91 10:21:01 33.31 4.37 28.95 177.70 12680.42 Average: 78.72 5.50 73.22 273.92 11885.73 10:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:09:00 13898220 15532092 2526748 15.38 63200 1771124 789768 4.52 687312 1628476 178328 10:10:01 12001196 14070848 4423772 26.93 77008 2177060 2167104 12.40 2224884 1950960 3808 10:11:01 11658908 13740800 4766060 29.02 77456 2188168 2166824 12.40 2556168 1960424 404 10:12:01 11628148 13729088 4796820 29.20 77892 2205776 2166824 12.40 2567720 1977952 564 10:13:01 11735408 13853468 4689560 28.55 78340 2221524 2078632 11.90 2443040 1993704 256 10:14:01 11712404 13852120 4712564 28.69 78772 2241696 2078632 11.90 2443956 2013860 332 10:15:01 11696468 13851276 4728500 28.79 79224 2255392 2078632 11.90 2444580 2027556 184 10:16:02 11685904 13850224 4739064 28.85 79664 2263572 2078632 11.90 2445228 2035736 204 10:17:01 11658952 13847588 4766016 29.02 80676 2284772 2078632 11.90 2446712 2056940 816 10:18:01 10352552 12744960 6072416 36.97 81872 2482292 3201344 18.32 3545008 2253176 175176 10:19:01 8110592 11198316 8314376 50.62 92876 3108128 4844960 27.73 5212564 2760072 544684 10:20:01 8731888 12514516 7693080 46.84 101776 3739732 3301604 18.89 4469932 2826832 225512 10:21:01 11362496 15559716 5062472 30.82 104980 4138760 756172 4.33 1678536 2983720 278668 Average: 11248703 13718847 5176265 31.51 82595 2544461 2291366 13.11 2705049 2189954 108380 10:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:09:00 ens3 236.81 164.91 1189.83 36.58 0.00 0.00 0.00 0.00 10:09:00 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 10:10:01 ens3 319.08 240.01 2860.39 51.96 0.00 0.00 0.00 0.00 10:10:01 lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 10:11:01 ens3 2.18 0.72 0.58 0.81 0.00 0.00 0.00 0.00 10:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 ens3 2.30 0.85 0.70 1.49 0.00 0.00 0.00 0.00 10:12:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:13:01 ens3 1.62 0.30 0.31 0.37 0.00 0.00 0.00 0.00 10:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 ens3 3.98 1.27 1.24 1.65 0.00 0.00 0.00 0.00 10:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:15:01 ens3 1.50 0.38 0.41 0.72 0.00 0.00 0.00 0.00 10:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:02 ens3 1.25 0.25 0.13 0.34 0.00 0.00 0.00 0.00 10:16:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:17:01 ens3 1.37 0.17 0.11 0.08 0.00 0.00 0.00 0.00 10:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:01 ens3 41.74 18.43 9.88 7.62 0.00 0.00 0.00 0.00 10:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:19:01 ens3 240.01 136.03 181.87 55.81 0.00 0.00 0.00 0.00 10:19:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 10:20:01 ens3 343.58 239.84 992.96 1383.89 0.00 0.00 0.00 0.00 10:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:21:01 ens3 321.13 237.99 389.47 1908.68 0.00 0.00 0.00 0.00 10:21:01 lo 1.63 1.63 13.56 13.56 0.00 0.00 0.00 0.00 Average: ens3 117.07 80.40 436.58 265.45 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 1.07 1.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1505) 07/23/26 _x86_64_ (4 CPU) 10:07:44 LINUX RESTART (4 CPU) 10:08:01 CPU %user %nice %system %iowait %steal %idle 10:09:00 all 17.39 0.00 1.62 2.36 0.06 78.56 10:09:00 0 29.31 0.00 2.39 0.65 0.07 67.59 10:09:00 1 7.25 0.00 0.92 4.74 0.07 87.02 10:09:00 2 15.45 0.00 1.10 0.74 0.05 82.66 10:09:00 3 17.52 0.00 2.08 3.35 0.05 77.00 10:10:01 all 42.08 0.00 1.73 0.81 0.09 55.30 10:10:01 0 35.82 0.00 1.56 0.63 0.08 61.91 10:10:01 1 64.05 0.00 2.07 0.89 0.10 32.89 10:10:01 2 37.10 0.00 1.71 1.22 0.10 59.87 10:10:01 3 31.37 0.00 1.57 0.49 0.10 66.47 10:11:01 all 37.93 0.00 0.15 0.10 0.06 61.76 10:11:01 0 15.79 0.00 0.07 0.00 0.05 84.09 10:11:01 1 84.89 0.00 0.17 0.00 0.08 14.86 10:11:01 2 17.22 0.00 0.18 0.40 0.03 82.17 10:11:01 3 33.73 0.00 0.18 0.00 0.07 66.02 10:12:01 all 31.46 0.00 0.10 0.01 0.04 68.38 10:12:01 0 4.74 0.00 0.00 0.00 0.02 95.24 10:12:01 1 16.34 0.00 0.05 0.00 0.05 83.56 10:12:01 2 90.02 0.00 0.20 0.05 0.10 9.63 10:12:01 3 14.56 0.00 0.15 0.00 0.03 85.25 10:13:01 all 27.04 0.00 0.10 0.02 0.04 72.81 10:13:01 0 5.53 0.00 0.10 0.00 0.02 94.35 10:13:01 1 11.57 0.00 0.03 0.00 0.02 88.38 10:13:01 2 83.22 0.00 0.13 0.07 0.08 16.50 10:13:01 3 7.89 0.00 0.13 0.00 0.03 91.94 10:14:01 all 25.58 0.00 0.08 0.00 0.04 74.30 10:14:01 0 0.37 0.00 0.03 0.00 0.00 99.60 10:14:01 1 1.03 0.00 0.02 0.00 0.00 98.95 10:14:01 2 99.60 0.00 0.18 0.00 0.12 0.10 10:14:01 3 1.27 0.00 0.05 0.00 0.03 98.65 10:15:01 all 25.35 0.00 0.06 0.00 0.03 74.56 10:15:01 0 2.55 0.00 0.03 0.00 0.02 97.40 10:15:01 1 0.08 0.00 0.03 0.00 0.00 99.88 10:15:01 2 98.30 0.00 0.13 0.00 0.12 1.45 10:15:01 3 0.53 0.00 0.07 0.02 0.02 99.37 10:16:02 all 25.51 0.00 0.05 0.07 0.03 74.34 10:16:02 0 12.25 0.00 0.02 0.00 0.02 87.72 10:16:02 1 14.90 0.00 0.00 0.00 0.02 85.08 10:16:02 2 48.14 0.00 0.07 0.26 0.05 51.48 10:16:02 3 26.68 0.00 0.10 0.00 0.05 73.17 10:17:01 all 25.26 0.00 0.11 0.12 0.04 74.48 10:17:01 0 0.10 0.00 0.02 0.00 0.02 99.86 10:17:01 1 99.61 0.00 0.19 0.00 0.10 0.10 10:17:01 2 0.91 0.00 0.17 0.47 0.02 98.43 10:17:01 3 0.46 0.00 0.05 0.02 0.02 99.46 10:18:01 all 32.64 0.00 0.41 1.72 0.08 65.15 10:18:01 0 12.15 0.00 0.18 0.00 0.07 87.60 10:18:01 1 80.37 0.00 0.40 2.25 0.13 16.85 10:18:01 2 26.13 0.00 0.80 3.35 0.03 69.69 10:18:01 3 11.83 0.00 0.23 1.29 0.05 86.60 10:19:01 all 66.00 0.00 1.80 0.15 0.11 31.94 10:19:01 0 74.08 0.00 3.55 0.12 0.12 22.13 10:19:01 1 70.17 0.00 1.19 0.02 0.12 28.51 10:19:01 2 61.15 0.00 1.52 0.20 0.12 37.01 10:19:01 3 58.56 0.00 0.97 0.25 0.12 40.10 10:19:01 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 42.39 0.00 2.85 0.79 0.10 53.87 10:20:01 0 41.10 0.00 0.95 0.00 0.08 57.87 10:20:01 1 43.28 0.00 2.62 0.13 0.12 53.85 10:20:01 2 43.65 0.00 4.32 1.75 0.08 50.19 10:20:01 3 41.57 0.00 3.51 1.25 0.10 53.57 10:21:01 all 45.20 0.00 2.01 0.30 0.10 52.38 10:21:01 0 52.11 0.00 2.19 0.47 0.10 45.13 10:21:01 1 28.77 0.00 1.58 0.42 0.08 69.15 10:21:01 2 46.92 0.00 2.32 0.18 0.12 50.46 10:21:01 3 53.05 0.00 1.95 0.15 0.10 44.75 Average: all 34.16 0.00 0.85 0.50 0.06 64.43 Average: 0 22.02 0.00 0.85 0.14 0.05 76.94 Average: 1 40.13 0.00 0.71 0.65 0.07 58.43 Average: 2 51.41 0.00 0.99 0.67 0.08 46.85 Average: 3 23.04 0.00 0.85 0.52 0.06 75.53