---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1284 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 551 11055 0 4433 15160 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:95:2c:08 brd ff:ff:ff:ff:ff:ff inet 10.30.107.99/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85627sec preferred_lft 85627sec inet6 fe80::f816:3eff:fe95:2c08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1284) 07/23/26 _x86_64_ (4 CPU) 05:29:22 LINUX RESTART (4 CPU) 05:30:03 tps rtps wtps bread/s bwrtn/s 05:31:01 179.90 33.25 146.65 1843.27 47070.23 05:32:01 84.82 7.62 77.20 618.30 12636.83 05:33:01 33.08 1.13 31.94 23.33 822.93 05:34:01 31.46 0.00 31.46 0.00 793.60 05:35:01 40.19 0.00 40.19 0.00 994.47 05:36:01 26.77 0.02 26.76 0.13 677.77 05:37:01 23.16 0.00 23.16 0.00 588.84 05:38:01 42.73 0.00 42.73 0.00 974.24 05:39:01 47.63 0.50 47.13 26.26 1102.62 05:40:01 41.79 5.87 35.93 220.23 10290.55 05:41:01 192.48 2.60 189.89 76.79 36650.82 05:42:01 44.13 3.60 40.53 146.51 16572.84 Average: 65.36 4.47 60.89 241.78 10663.26 05:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:31:01 13466808 15420312 2958152 18.01 73984 2067428 927492 5.31 807468 1909656 252376 05:32:01 11835248 13907652 4589712 27.94 77228 2179288 2185212 12.51 2385608 1951740 1132 05:33:01 11364352 13456704 5060608 30.81 77712 2197644 2412360 13.81 2835000 1969740 536 05:34:01 11521212 13632068 4903748 29.86 78140 2214752 2061472 11.80 2659800 1986848 24 05:35:01 11495508 13630576 4929452 30.01 78740 2236924 2061472 11.80 2660788 2009016 260 05:36:01 11479080 13629972 4945880 30.11 79164 2251400 2061472 11.80 2661524 2023476 248 05:37:01 11463724 13628648 4961236 30.21 79592 2264080 2061472 11.80 2662328 2036156 244 05:38:01 11437204 13626512 4987756 30.37 80580 2285292 2061472 11.80 2663560 2057364 800 05:39:01 10194920 12638308 6230040 37.93 81860 2532216 3245748 18.58 3650704 2299156 224092 05:40:01 8712452 11907376 7712508 46.96 94420 3200364 3691736 21.13 4531424 2822460 591584 05:41:01 8295248 12086696 8129712 49.50 102084 3746312 3518020 20.13 4921356 2805788 82508 05:42:01 11388656 15589312 5036304 30.66 105972 4139660 737872 4.22 1658876 2972644 26368 Average: 11054534 13596178 5370426 32.70 84123 2609613 2252150 12.89 2841536 2237004 98348 05:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:31:01 ens3 246.13 179.81 2423.03 35.20 0.00 0.00 0.00 0.00 05:31:01 lo 1.10 1.10 0.13 0.13 0.00 0.00 0.00 0.00 05:32:01 ens3 128.36 103.65 1429.68 21.93 0.00 0.00 0.00 0.00 05:32:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:33:01 ens3 0.35 0.22 0.07 0.04 0.00 0.00 0.00 0.00 05:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 ens3 0.48 0.27 0.08 0.53 0.00 0.00 0.00 0.00 05:34:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:35:01 ens3 1.30 0.57 0.37 0.42 0.00 0.00 0.00 0.00 05:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 ens3 2.52 1.07 0.92 1.27 0.00 0.00 0.00 0.00 05:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:37:01 ens3 3.52 1.48 1.33 2.01 0.00 0.00 0.00 0.00 05:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 ens3 1.43 0.70 0.46 1.10 0.00 0.00 0.00 0.00 05:38:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:39:01 ens3 45.08 29.80 13.91 14.44 0.00 0.00 0.00 0.00 05:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 ens3 105.85 79.34 154.62 28.23 0.00 0.00 0.00 0.00 05:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:41:01 ens3 255.21 221.40 989.62 1388.74 0.00 0.00 0.00 0.00 05:41:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:42:01 ens3 185.70 154.37 366.90 1884.24 0.00 0.00 0.00 0.00 05:42:01 lo 2.08 2.08 13.61 13.61 0.00 0.00 0.00 0.00 Average: ens3 80.87 64.07 442.90 282.19 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 1.15 1.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1284) 07/23/26 _x86_64_ (4 CPU) 05:29:22 LINUX RESTART (4 CPU) 05:30:03 CPU %user %nice %system %iowait %steal %idle 05:31:01 all 22.83 0.00 1.65 3.53 0.06 71.92 05:31:01 0 11.37 0.00 1.40 4.80 0.05 82.37 05:31:01 1 29.42 0.00 2.00 5.18 0.07 63.32 05:31:01 2 32.68 0.00 1.80 3.63 0.07 61.83 05:31:01 3 17.81 0.00 1.40 0.50 0.05 80.24 05:32:01 all 47.40 0.00 1.03 0.39 0.08 51.09 05:32:01 0 38.14 0.00 1.07 1.17 0.08 59.54 05:32:01 1 40.14 0.00 1.09 0.17 0.08 58.52 05:32:01 2 67.47 0.00 0.92 0.10 0.12 31.40 05:32:01 3 43.88 0.00 1.06 0.12 0.08 54.86 05:33:01 all 40.38 0.00 0.25 0.02 0.06 59.29 05:33:01 0 19.54 0.00 0.20 0.07 0.03 80.16 05:33:01 1 48.29 0.00 0.17 0.02 0.05 51.47 05:33:01 2 74.58 0.00 0.32 0.00 0.08 25.02 05:33:01 3 19.09 0.00 0.32 0.00 0.05 80.54 05:34:01 all 31.36 0.00 0.10 0.08 0.24 68.22 05:34:01 0 23.25 0.00 0.15 0.28 0.05 76.26 05:34:01 1 13.35 0.00 0.12 0.00 0.79 85.74 05:34:01 2 84.53 0.00 0.10 0.00 0.09 15.28 05:34:01 3 6.27 0.00 0.02 0.00 0.03 93.68 05:35:01 all 27.32 0.00 0.12 0.03 0.04 72.49 05:35:01 0 15.24 0.00 0.08 0.05 0.02 84.61 05:35:01 1 11.44 0.00 0.10 0.00 0.02 88.44 05:35:01 2 70.39 0.00 0.25 0.10 0.05 29.21 05:35:01 3 12.10 0.00 0.07 0.02 0.03 87.79 05:36:01 all 26.61 0.00 0.08 0.58 0.13 72.60 05:36:01 0 5.06 0.00 0.10 2.31 0.02 92.52 05:36:01 1 3.30 0.00 0.05 0.00 0.02 96.63 05:36:01 2 78.20 0.00 0.07 0.00 0.08 21.65 05:36:01 3 20.00 0.00 0.10 0.00 0.45 79.45 05:37:01 all 26.14 0.00 0.03 0.07 0.03 73.73 05:37:01 0 3.75 0.00 0.03 0.25 0.02 95.95 05:37:01 1 64.10 0.00 0.07 0.00 0.07 35.77 05:37:01 2 35.07 0.00 0.05 0.00 0.03 64.85 05:37:01 3 1.51 0.00 0.00 0.00 0.02 98.48 05:38:01 all 26.06 0.00 0.09 0.02 0.04 73.80 05:38:01 0 23.99 0.00 0.08 0.07 0.03 75.83 05:38:01 1 79.18 0.00 0.18 0.00 0.07 20.57 05:38:01 2 0.75 0.00 0.03 0.00 0.02 99.20 05:38:01 3 0.22 0.00 0.05 0.00 0.02 99.72 05:39:01 all 35.05 0.00 0.42 0.06 0.05 64.42 05:39:01 0 48.53 0.00 0.45 0.03 0.07 50.92 05:39:01 1 24.12 0.00 0.17 0.17 0.05 75.50 05:39:01 2 31.39 0.00 0.83 0.02 0.05 67.71 05:39:01 3 36.16 0.00 0.20 0.00 0.05 63.59 05:40:01 all 65.53 0.00 1.72 0.91 0.11 31.72 05:40:01 0 56.56 0.00 1.10 3.12 0.10 39.12 05:40:01 1 73.13 0.00 3.04 0.10 0.12 23.61 05:40:01 2 70.76 0.00 1.94 0.10 0.12 27.08 05:40:01 3 61.69 0.00 0.83 0.35 0.10 37.02 05:41:01 all 52.25 0.00 2.65 3.46 0.10 41.54 05:41:01 0 37.98 0.00 2.10 8.23 0.10 51.59 05:41:01 1 52.92 0.00 1.07 0.03 0.08 45.89 05:41:01 2 72.34 0.00 5.66 0.38 0.12 21.49 05:41:01 3 45.79 0.00 1.76 5.20 0.10 47.16 05:41:01 CPU %user %nice %system %iowait %steal %idle 05:42:01 all 33.41 0.00 2.33 1.03 0.08 63.15 05:42:01 0 23.36 0.00 1.96 1.51 0.07 73.10 05:42:01 1 30.02 0.00 2.97 0.85 0.07 66.10 05:42:01 2 46.61 0.00 2.65 1.70 0.10 48.93 05:42:01 3 33.62 0.00 1.73 0.07 0.08 64.50 Average: all 36.24 0.00 0.87 0.84 0.09 61.97 Average: 0 25.62 0.00 0.73 1.81 0.05 71.79 Average: 1 39.14 0.00 0.91 0.53 0.12 59.30 Average: 2 55.36 0.00 1.22 0.50 0.08 42.85 Average: 3 24.89 0.00 0.63 0.52 0.09 73.87