---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10525 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 5125 0 2381 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:47:1e:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.196/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fe47:1ee4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10525) 11/29/25 _x86_64_ (4 CPU) 11:16:55 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 141.15 56.40 84.76 3650.25 40496.52 11:19:01 87.60 30.28 57.32 1690.00 9708.84 11:20:01 32.01 0.18 31.83 2.67 6141.24 11:21:01 9.50 0.00 9.50 0.00 422.46 11:22:01 51.70 2.72 48.98 189.87 12118.80 11:23:01 23.25 0.58 22.66 22.13 1506.95 Average: 57.45 14.99 42.47 923.81 11738.84 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 5963300 7388792 2204120 26.99 37188 1568536 727336 7.89 614268 1427736 88152 11:19:01 5593840 7294752 2573580 31.51 56948 1808256 838064 9.09 723880 1655036 103872 11:20:01 5533444 7309504 2633976 32.25 59236 1879148 781636 8.48 710996 1724600 1740 11:21:01 5433176 7229712 2734244 33.48 61160 1896444 851928 9.24 791920 1740084 14920 11:22:01 5262748 7414976 2904672 35.56 66164 2239876 661204 7.17 644808 2043220 36764 11:23:01 5277416 7426396 2890004 35.38 68252 2233988 656512 7.12 646008 2027744 11460 Average: 5510654 7344022 2656766 32.53 58158 1937708 752780 8.17 688647 1769737 42818 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:18:02 ens3 435.15 262.15 1419.67 67.37 0.00 0.00 0.00 0.00 11:19:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 11:19:01 ens3 76.21 51.46 435.32 13.62 0.00 0.00 0.00 0.00 11:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:20:01 ens3 100.35 110.80 1170.43 15.90 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 120.80 145.91 284.48 20.99 0.00 0.00 0.00 0.00 11:22:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 591.05 525.90 3859.25 67.48 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:23:01 ens3 9.32 10.80 6.87 6.18 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 222.54 184.86 1198.03 31.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10525) 11/29/25 _x86_64_ (4 CPU) 11:16:55 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 21.47 0.00 2.46 4.10 1.24 70.72 11:18:02 0 15.96 0.00 1.67 3.59 0.92 77.87 11:18:02 1 25.90 0.00 1.98 5.11 1.58 65.42 11:18:02 2 24.87 0.00 4.58 3.58 1.47 65.49 11:18:02 3 19.18 0.00 1.62 4.15 0.97 74.09 11:19:01 all 22.31 0.00 1.42 2.02 1.20 73.05 11:19:01 0 36.04 0.00 1.42 0.25 1.67 60.62 11:19:01 1 31.20 0.00 2.86 5.10 1.34 59.50 11:19:01 2 5.47 0.00 0.39 0.69 0.69 92.75 11:19:01 3 16.48 0.00 1.00 2.03 1.10 79.39 11:20:01 all 9.07 0.00 0.42 0.53 0.48 89.49 11:20:01 0 9.52 0.00 0.82 0.22 0.38 89.07 11:20:01 1 13.06 0.00 0.10 0.00 0.57 86.27 11:20:01 2 8.65 0.00 0.43 0.33 0.62 89.96 11:20:01 3 5.07 0.00 0.33 1.60 0.37 92.63 11:21:01 all 5.80 0.00 0.40 0.02 0.40 93.39 11:21:01 0 8.92 0.00 0.94 0.03 0.28 89.82 11:21:01 1 2.82 0.00 0.07 0.00 0.17 96.95 11:21:01 2 8.26 0.00 0.35 0.00 0.83 90.56 11:21:01 3 3.23 0.00 0.25 0.05 0.28 96.18 11:22:01 all 20.01 0.00 1.61 0.55 0.92 76.91 11:22:01 0 8.29 0.00 0.90 1.02 0.57 89.22 11:22:01 1 36.99 0.00 1.96 0.08 1.27 59.70 11:22:01 2 14.86 0.00 1.42 0.22 1.02 82.49 11:22:01 3 19.95 0.00 2.13 0.87 0.85 76.20 11:23:01 all 21.26 0.00 0.72 0.56 0.76 76.70 11:23:01 0 1.30 0.00 0.28 1.83 0.18 96.40 11:23:01 1 4.38 0.00 0.38 0.00 0.64 94.59 11:23:01 2 52.02 0.00 1.55 0.22 1.35 44.87 11:23:01 3 27.48 0.00 0.70 0.18 0.83 70.81 Average: all 16.64 0.00 1.17 1.30 0.83 80.06 Average: 0 13.29 0.00 1.00 1.16 0.67 83.88 Average: 1 18.99 0.00 1.22 1.71 0.93 77.16 Average: 2 19.06 0.00 1.46 0.84 1.00 77.64 Average: 3 15.23 0.00 1.01 1.48 0.73 81.55