---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-449 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 468 5124 0 2382 7224 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:35:b1:ef brd ff:ff:ff:ff:ff:ff inet 10.32.7.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86002sec preferred_lft 86002sec inet6 fe80::f816:3eff:fe35:b1ef/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-449) 12/13/25 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 155.03 74.84 80.19 4540.49 40008.28 15:10:01 61.36 5.43 55.92 171.44 9814.50 15:11:01 58.01 24.49 33.52 1488.44 7123.76 15:12:01 9.93 0.00 9.93 0.00 387.14 15:13:01 47.90 2.20 45.70 115.60 8788.00 15:14:01 21.19 0.67 20.52 77.56 4663.27 Average: 58.90 17.94 40.96 1065.67 11797.83 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 6017520 7408456 2149900 26.32 36256 1535376 700908 7.61 594348 1397140 71164 15:10:01 5843052 7488784 2324368 28.46 55840 1754476 599504 6.51 519388 1614372 113588 15:11:01 5507284 7282036 2660136 32.57 58864 1878268 797932 8.66 738824 1724544 1764 15:12:01 5496792 7279080 2670628 32.70 60836 1882900 797720 8.66 743444 1728208 1044 15:13:01 5300756 7436940 2866664 35.10 65476 2224788 658628 7.15 621712 2032048 105340 15:14:01 5243964 7391980 2923456 35.79 67728 2234044 690676 7.49 673568 2036508 11064 Average: 5568228 7381213 2599192 31.82 57500 1918309 707561 7.68 648547 1755470 50661 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:09:01 ens3 388.05 209.30 1202.17 63.03 0.00 0.00 0.00 0.00 15:10:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:10:01 ens3 41.11 30.18 546.45 4.69 0.00 0.00 0.00 0.00 15:11:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 15:11:01 ens3 134.21 120.68 1311.67 22.68 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 60.79 83.14 69.13 13.60 0.00 0.00 0.00 0.00 15:13:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 685.05 575.12 4094.91 73.68 0.00 0.00 0.00 0.00 15:14:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 15:14:01 ens3 10.31 11.01 9.67 5.53 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 219.90 171.55 1205.52 30.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-449) 12/13/25 _x86_64_ (4 CPU) 15:07:56 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 21.08 0.00 2.84 5.10 2.19 68.79 15:09:01 0 13.98 0.00 4.26 4.21 1.86 75.69 15:09:01 1 33.99 0.00 2.43 2.57 2.15 58.86 15:09:01 2 25.90 0.00 2.69 7.56 2.86 61.00 15:09:01 3 10.45 0.00 1.95 6.09 1.91 79.61 15:10:01 all 19.87 0.00 1.32 2.16 1.56 75.08 15:10:01 0 9.09 0.00 0.94 5.40 1.74 82.83 15:10:01 1 29.98 0.00 1.43 0.58 1.50 66.51 15:10:01 2 25.43 0.00 1.84 0.38 1.76 70.60 15:10:01 3 15.08 0.00 1.08 2.24 1.26 80.34 15:11:01 all 13.50 0.00 0.87 1.17 2.69 81.77 15:11:01 0 10.61 0.00 0.96 1.65 2.39 84.39 15:11:01 1 15.30 0.00 0.66 0.28 2.20 81.55 15:11:01 2 16.40 0.00 0.74 1.63 2.52 78.70 15:11:01 3 11.72 0.00 1.15 1.10 3.63 82.40 15:12:01 all 3.83 0.00 0.28 0.04 1.19 94.66 15:12:01 0 3.44 0.00 0.36 0.00 1.54 94.66 15:12:01 1 3.13 0.00 0.05 0.10 0.47 96.26 15:12:01 2 3.76 0.00 0.10 0.03 0.93 95.17 15:12:01 3 4.96 0.00 0.58 0.02 1.85 92.60 15:13:01 all 15.82 0.00 1.54 0.91 2.93 78.79 15:13:01 0 10.07 0.00 1.22 1.25 2.71 84.75 15:13:01 1 16.51 0.00 1.07 0.46 2.50 79.46 15:13:01 2 17.17 0.00 1.68 1.17 3.08 76.90 15:13:01 3 19.56 0.00 2.23 0.79 3.39 74.03 15:14:01 all 20.09 0.00 0.93 0.93 1.34 76.71 15:14:01 0 5.22 0.00 0.78 2.53 1.47 90.00 15:14:01 1 58.61 0.00 1.61 0.43 2.21 37.13 15:14:01 2 15.19 0.00 0.91 0.60 1.18 82.12 15:14:01 3 1.46 0.00 0.38 0.13 0.51 97.51 Average: all 15.69 0.00 1.30 1.71 1.99 79.31 Average: 0 8.73 0.00 1.42 2.50 1.95 85.39 Average: 1 26.23 0.00 1.21 0.74 1.84 69.99 Average: 2 17.31 0.00 1.33 1.89 2.06 77.42 Average: 3 10.54 0.00 1.23 1.72 2.10 84.41