---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4311 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 9.8G 68G 13% / 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 631 11572 0 3835 15078 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:a1:d4:d5 brd ff:ff:ff:ff:ff:ff inet 10.30.107.96/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85617sec preferred_lft 85617sec inet6 fe80::f816:3eff:fea1:d4d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4311) 10/22/25 _x86_64_ (4 CPU) 00:05:50 LINUX RESTART (4 CPU) 00:06:05 tps rtps wtps bread/s bwrtn/s 00:07:01 377.93 69.06 308.87 4013.28 57332.05 00:08:01 166.47 39.36 127.11 2436.66 36394.73 00:09:01 48.25 3.73 44.52 112.50 25479.24 00:10:01 29.00 3.13 25.86 87.59 2898.72 00:11:01 29.85 0.25 29.60 10.40 6756.61 00:12:01 30.73 0.42 30.31 8.80 4041.33 00:13:01 25.63 0.13 25.50 2.27 7010.83 00:14:01 27.16 0.13 27.02 2.80 1752.48 00:15:01 2.97 0.00 2.97 0.00 2108.72 00:16:01 4.45 0.00 4.45 0.00 204.23 00:17:01 18.45 0.37 18.08 6.93 5761.84 00:18:01 27.01 1.40 25.61 172.64 24197.43 Average: 63.91 9.50 54.41 551.91 14255.56 00:06:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13989224 15603088 2435744 14.83 66304 1745880 762672 4.36 623508 1593128 193588 00:08:01 12543560 14440640 3881408 23.63 80184 2002900 1792336 10.26 1859564 1775032 18848 00:09:01 12022272 14061184 4402696 26.80 86292 2131244 2265724 12.97 2268952 1870952 31236 00:10:01 12153664 14245540 4271304 26.00 89168 2178640 1888324 10.81 2097928 1906656 716 00:11:01 11699316 14009180 4725652 28.77 95692 2381780 2282408 13.06 2354756 2086868 19020 00:12:01 11470400 13985256 4954568 30.16 101176 2566104 2121084 12.14 2435104 2220972 103684 00:13:01 11291040 13939516 5133928 31.26 102988 2691396 2138284 12.24 2493052 2336076 29740 00:14:01 11265132 13955668 5159836 31.41 105628 2729372 2142348 12.26 2487868 2364664 27464 00:15:01 11114932 13841492 5310036 32.33 105708 2764440 2217492 12.69 2604764 2397436 784 00:16:01 11129120 13879004 5295848 32.24 105896 2786604 2188276 12.52 2572856 2414252 21576 00:17:01 11649584 15093840 4775384 29.07 109028 3454628 1170512 6.70 1454676 2991024 589448 00:18:01 10204272 13846588 6220696 37.87 112180 3630304 2353180 13.47 2753000 3116248 47504 Average: 11711043 14241750 4713925 28.70 96687 2588608 1943553 11.12 2167169 2256109 90301 00:06:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 lo 2.29 2.29 0.25 0.25 0.00 0.00 0.00 0.00 00:07:01 ens3 434.07 277.99 2179.43 79.03 0.00 0.00 0.00 0.00 00:08:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 00:08:01 ens3 313.53 249.99 1667.54 70.93 0.00 0.00 0.00 0.00 00:09:01 lo 1.32 1.32 0.21 0.21 0.00 0.00 0.00 0.00 00:09:01 ens3 984.79 636.37 1388.18 260.41 0.00 0.00 0.00 0.00 00:10:01 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 00:10:01 ens3 288.87 203.72 553.98 68.22 0.00 0.00 0.00 0.00 00:11:01 lo 22.26 22.26 3.77 3.77 0.00 0.00 0.00 0.00 00:11:01 ens3 532.74 424.56 2955.77 119.56 0.00 0.00 0.00 0.00 00:12:01 lo 1.87 1.87 0.29 0.29 0.00 0.00 0.00 0.00 00:12:01 ens3 501.57 383.82 432.99 141.23 0.00 0.00 0.00 0.00 00:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 00:13:01 ens3 4522.48 3378.47 2170.49 1416.87 0.00 0.00 0.00 0.00 00:14:01 lo 62.50 62.50 17.39 17.39 0.00 0.00 0.00 0.00 00:14:01 ens3 8707.33 4963.36 2666.06 2259.75 0.00 0.00 0.00 0.00 00:15:01 lo 11.41 11.41 2.51 2.51 0.00 0.00 0.00 0.00 00:15:01 ens3 7455.77 3879.45 2108.56 1764.49 0.00 0.00 0.00 0.00 00:16:01 lo 16.65 16.65 3.95 3.95 0.00 0.00 0.00 0.00 00:16:01 ens3 224.98 150.01 52.10 56.48 0.00 0.00 0.00 0.00 00:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 00:17:01 ens3 644.09 398.73 1362.13 123.21 0.00 0.00 0.00 0.00 00:18:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 00:18:01 ens3 1698.50 971.42 1590.81 388.70 0.00 0.00 0.00 0.00 Average: lo 10.06 10.06 2.39 2.39 0.00 0.00 0.00 0.00 Average: ens3 2202.29 1332.39 1590.75 565.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4311) 10/22/25 _x86_64_ (4 CPU) 00:05:50 LINUX RESTART (4 CPU) 00:06:05 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 22.63 0.00 2.35 5.56 0.06 69.40 00:07:01 0 16.12 0.00 2.00 8.19 0.04 73.65 00:07:01 1 45.58 0.00 3.14 3.26 0.09 47.93 00:07:01 2 10.82 0.00 2.70 8.35 0.07 78.06 00:07:01 3 17.98 0.00 1.57 2.45 0.04 77.96 00:08:01 all 48.16 0.00 1.82 1.70 0.10 48.21 00:08:01 0 56.64 0.00 1.22 0.65 0.12 41.37 00:08:01 1 48.26 0.00 2.26 2.02 0.10 47.36 00:08:01 2 33.93 0.00 1.74 2.64 0.08 61.61 00:08:01 3 53.83 0.00 2.07 1.47 0.10 42.52 00:09:01 all 59.27 0.00 2.80 0.63 0.11 37.19 00:09:01 0 57.21 0.00 2.57 1.92 0.10 38.21 00:09:01 1 60.36 0.00 3.04 0.03 0.10 36.46 00:09:01 2 62.14 0.00 2.56 0.28 0.13 34.88 00:09:01 3 57.39 0.00 3.07 0.27 0.10 39.17 00:10:01 all 17.48 0.00 0.84 0.20 0.05 81.44 00:10:01 0 19.99 0.00 0.45 0.03 0.05 79.48 00:10:01 1 15.12 0.00 0.95 0.02 0.05 83.87 00:10:01 2 18.41 0.00 1.27 0.58 0.05 79.68 00:10:01 3 16.40 0.00 0.72 0.18 0.03 82.67 00:11:01 all 48.82 0.00 2.08 0.02 0.11 48.97 00:11:01 0 47.89 0.00 1.81 0.02 0.10 50.19 00:11:01 1 50.78 0.00 2.12 0.00 0.12 46.98 00:11:01 2 49.60 0.00 1.95 0.05 0.13 48.27 00:11:01 3 47.07 0.00 2.39 0.00 0.10 50.44 00:12:01 all 50.31 0.00 2.04 0.21 0.10 47.34 00:12:01 0 47.95 0.00 1.91 0.30 0.10 49.74 00:12:01 1 52.03 0.00 2.11 0.03 0.08 45.75 00:12:01 2 47.54 0.00 2.32 0.48 0.08 49.57 00:12:01 3 53.70 0.00 1.86 0.03 0.10 44.31 00:13:01 all 48.13 0.00 10.24 0.18 0.12 41.33 00:13:01 0 51.01 0.00 10.05 0.02 0.12 38.81 00:13:01 1 44.80 0.00 11.08 0.00 0.12 44.00 00:13:01 2 47.35 0.00 10.07 0.55 0.12 41.92 00:13:01 3 49.37 0.00 9.77 0.12 0.12 40.63 00:14:01 all 45.18 0.00 11.77 0.08 0.11 42.85 00:14:01 0 43.80 0.00 8.54 0.05 0.12 47.49 00:14:01 1 41.68 0.00 12.95 0.03 0.10 45.24 00:14:01 2 48.67 0.00 13.05 0.24 0.13 37.91 00:14:01 3 46.55 0.00 12.52 0.03 0.13 40.77 00:15:01 all 41.61 0.00 11.42 0.07 0.10 46.80 00:15:01 0 40.35 0.00 10.67 0.00 0.10 48.88 00:15:01 1 41.30 0.00 10.66 0.18 0.12 47.75 00:15:01 2 40.77 0.00 10.34 0.10 0.12 48.66 00:15:01 3 43.96 0.00 14.03 0.00 0.10 41.92 00:16:01 all 41.17 0.00 1.50 0.02 0.08 57.23 00:16:01 0 46.30 0.00 1.42 0.00 0.08 52.20 00:16:01 1 40.90 0.00 1.37 0.00 0.07 57.66 00:16:01 2 38.48 0.00 1.53 0.05 0.07 59.87 00:16:01 3 39.07 0.00 1.66 0.00 0.07 59.21 00:17:01 all 39.04 0.00 5.52 0.10 0.07 55.27 00:17:01 0 30.40 0.00 2.18 0.07 0.07 67.29 00:17:01 1 32.92 0.00 2.36 0.22 0.05 64.46 00:17:01 2 58.07 0.00 15.05 0.03 0.08 26.77 00:17:01 3 34.81 0.00 2.51 0.07 0.07 62.55 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 67.96 0.00 1.99 0.73 0.11 29.20 00:18:01 0 66.16 0.00 1.45 0.03 0.10 32.26 00:18:01 1 77.71 0.00 2.62 2.05 0.12 17.50 00:18:01 2 60.31 0.00 1.74 0.60 0.12 37.23 00:18:01 3 67.62 0.00 2.14 0.28 0.12 29.84 Average: all 44.27 0.00 4.54 0.76 0.09 50.34 Average: 0 43.80 0.00 3.69 0.90 0.09 51.52 Average: 1 45.96 0.00 4.56 0.64 0.09 48.75 Average: 2 43.19 0.00 5.37 1.12 0.10 50.21 Average: 3 44.12 0.00 4.54 0.40 0.09 50.85