---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-45846 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 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 638 11600 0 3801 15071 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:c3:0d:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.69/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85666sec preferred_lft 85666sec inet6 fe80::f816:3eff:fec3:da3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45846) 09/15/25 _x86_64_ (4 CPU) 00:05:58 LINUX RESTART (4 CPU) 00:06:02 tps rtps wtps bread/s bwrtn/s 00:07:01 416.08 56.53 359.55 3727.10 111413.25 00:08:01 153.56 39.33 114.23 2427.86 14058.59 00:09:01 33.56 1.85 31.71 48.53 3956.41 00:10:01 34.54 5.28 29.26 163.44 3727.91 00:11:01 34.93 0.33 34.60 7.73 7486.00 00:12:01 41.26 0.15 41.11 2.00 8230.76 00:13:01 21.36 0.23 21.13 4.13 2906.05 00:14:01 13.85 0.02 13.83 0.40 1735.69 00:15:01 3.15 0.00 3.15 0.00 1147.68 00:16:01 9.83 0.00 9.83 0.00 1177.75 00:17:01 30.89 1.57 29.33 172.90 26115.51 00:18:01 39.63 1.30 38.33 100.12 3987.87 Average: 68.90 8.82 60.09 550.08 15361.23 00:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13936272 15511484 2488688 15.15 65060 1711232 829364 4.75 714092 1558988 151004 00:08:01 12441724 14335820 3983236 24.25 80132 2000444 1983024 11.35 1962860 1773672 27752 00:09:01 12338692 14344548 4086268 24.88 85420 2100492 1795840 10.28 1979740 1848180 24784 00:10:01 11964728 14068468 4460232 27.16 90772 2187504 2209652 12.65 2272352 1914952 14508 00:11:01 11618760 13972852 4806200 29.26 98964 2415672 2242212 12.83 2397148 2115808 44228 00:12:01 11425992 14012400 4998968 30.44 102672 2632100 2123956 12.16 2410704 2283776 31292 00:13:01 10773272 13426708 5651688 34.41 104520 2694720 2754940 15.77 3004804 2334732 17016 00:14:01 11224984 13943124 5199976 31.66 105388 2756556 2175036 12.45 2495476 2395244 31724 00:15:01 11299200 14019724 5125760 31.21 105472 2759032 2084724 11.93 2424760 2392008 1168 00:16:01 11259580 14115156 5165380 31.45 107792 2884328 1928456 11.04 2386008 2464252 104556 00:17:01 10446032 13996244 5978928 36.40 110572 3549436 2020028 11.56 2562728 3072360 48212 00:18:01 11870888 15422844 4554072 27.73 114332 3547056 870600 4.98 1185568 3028140 26524 Average: 11716677 14264114 4708283 28.67 97591 2603214 1918153 10.98 2149687 2265176 43564 00:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 ens3 390.75 275.72 1968.79 76.32 0.00 0.00 0.00 0.00 00:07:01 lo 1.76 1.76 0.20 0.20 0.00 0.00 0.00 0.00 00:08:01 ens3 461.81 270.47 1783.67 85.77 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 00:09:01 ens3 1041.53 833.84 1090.93 315.30 0.00 0.00 0.00 0.00 00:09:01 lo 1.30 1.30 0.20 0.20 0.00 0.00 0.00 0.00 00:10:01 ens3 445.84 301.28 904.22 105.14 0.00 0.00 0.00 0.00 00:10:01 lo 12.76 12.76 1.65 1.65 0.00 0.00 0.00 0.00 00:11:01 ens3 785.23 549.15 3081.50 167.61 0.00 0.00 0.00 0.00 00:11:01 lo 12.18 12.18 2.26 2.26 0.00 0.00 0.00 0.00 00:12:01 ens3 1070.67 710.05 1199.14 278.25 0.00 0.00 0.00 0.00 00:12:01 lo 1.98 1.98 0.30 0.30 0.00 0.00 0.00 0.00 00:13:01 ens3 6816.55 4143.16 1989.77 1775.58 0.00 0.00 0.00 0.00 00:13:01 lo 53.47 53.47 15.76 15.76 0.00 0.00 0.00 0.00 00:14:01 ens3 9967.88 5584.56 2874.92 2548.43 0.00 0.00 0.00 0.00 00:14:01 lo 8.71 8.71 1.60 1.60 0.00 0.00 0.00 0.00 00:15:01 ens3 289.12 181.39 73.49 66.72 0.00 0.00 0.00 0.00 00:15:01 lo 20.60 20.60 4.64 4.64 0.00 0.00 0.00 0.00 00:16:01 ens3 636.74 372.98 207.38 142.03 0.00 0.00 0.00 0.00 00:16:01 lo 5.30 5.30 0.91 0.91 0.00 0.00 0.00 0.00 00:17:01 ens3 1397.58 860.52 2496.29 254.48 0.00 0.00 0.00 0.00 00:17:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 00:18:01 ens3 684.57 443.99 365.64 245.35 0.00 0.00 0.00 0.00 00:18:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 2001.33 1211.93 1502.27 505.70 0.00 0.00 0.00 0.00 Average: lo 9.99 9.99 2.31 2.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45846) 09/15/25 _x86_64_ (4 CPU) 00:05:58 LINUX RESTART (4 CPU) 00:06:02 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 19.56 0.00 2.48 4.74 0.06 73.16 00:07:01 0 32.26 0.00 2.66 1.42 0.08 63.56 00:07:01 1 20.84 0.00 1.84 2.86 0.07 74.40 00:07:01 2 12.93 0.00 2.36 6.05 0.07 78.59 00:07:01 3 12.14 0.00 3.03 8.66 0.07 76.11 00:08:01 all 48.46 0.00 1.85 0.95 0.08 48.66 00:08:01 0 50.89 0.00 2.33 0.87 0.08 45.82 00:08:01 1 37.73 0.00 1.74 0.90 0.08 59.55 00:08:01 2 58.29 0.00 2.03 0.54 0.08 39.06 00:08:01 3 47.00 0.00 1.31 1.46 0.08 50.16 00:09:01 all 53.69 0.00 2.56 0.08 0.08 43.60 00:09:01 0 60.86 0.00 1.69 0.02 0.07 37.36 00:09:01 1 50.78 0.00 2.74 0.22 0.07 46.20 00:09:01 2 57.40 0.00 2.41 0.02 0.08 40.09 00:09:01 3 45.77 0.00 3.38 0.08 0.08 50.68 00:10:01 all 50.35 0.00 1.77 0.16 0.09 47.63 00:10:01 0 51.95 0.00 1.44 0.12 0.10 46.39 00:10:01 1 52.76 0.00 2.24 0.13 0.08 44.78 00:10:01 2 51.56 0.00 1.46 0.05 0.08 46.86 00:10:01 3 45.16 0.00 1.97 0.32 0.08 52.47 00:11:01 all 54.95 0.00 2.30 0.03 0.10 42.61 00:11:01 0 53.99 0.00 1.75 0.12 0.10 44.04 00:11:01 1 56.73 0.00 2.74 0.02 0.10 40.41 00:11:01 2 55.62 0.00 2.81 0.00 0.10 41.47 00:11:01 3 53.44 0.00 1.92 0.00 0.10 44.53 00:12:01 all 39.73 0.00 2.85 0.14 0.09 57.19 00:12:01 0 41.37 0.00 2.20 0.47 0.08 55.87 00:12:01 1 40.77 0.00 3.14 0.00 0.10 55.99 00:12:01 2 37.83 0.00 2.96 0.08 0.08 59.05 00:12:01 3 38.98 0.00 3.07 0.00 0.08 57.87 00:13:01 all 43.46 0.00 12.12 0.07 0.08 44.27 00:13:01 0 42.98 0.00 13.45 0.10 0.08 43.38 00:13:01 1 41.46 0.00 12.87 0.03 0.08 45.56 00:13:01 2 44.23 0.00 10.04 0.03 0.08 45.61 00:13:01 3 45.12 0.00 12.16 0.13 0.08 42.50 00:14:01 all 52.56 0.00 20.38 0.05 0.13 26.89 00:14:01 0 52.09 0.00 20.71 0.02 0.12 27.06 00:14:01 1 52.06 0.00 24.98 0.00 0.13 22.83 00:14:01 2 51.91 0.00 20.35 0.07 0.15 27.52 00:14:01 3 54.19 0.00 15.43 0.12 0.13 30.13 00:15:01 all 31.38 0.00 1.21 0.03 0.06 67.32 00:15:01 0 35.33 0.00 1.07 0.00 0.07 63.54 00:15:01 1 30.89 0.00 0.80 0.00 0.05 68.26 00:15:01 2 29.33 0.00 1.30 0.10 0.07 69.20 00:15:01 3 29.97 0.00 1.69 0.03 0.05 68.26 00:16:01 all 44.95 0.00 5.15 0.04 0.08 49.79 00:16:01 0 46.36 0.00 1.95 0.00 0.07 51.62 00:16:01 1 40.01 0.00 7.39 0.00 0.08 52.51 00:16:01 2 45.09 0.00 9.57 0.00 0.07 45.28 00:16:01 3 48.35 0.00 1.67 0.13 0.08 49.77 00:17:01 all 51.98 0.00 2.72 0.28 0.09 44.93 00:17:01 0 55.96 0.00 1.07 0.00 0.10 42.87 00:17:01 1 47.70 0.00 3.05 0.42 0.08 48.74 00:17:01 2 53.98 0.00 5.01 0.60 0.10 40.31 00:17:01 3 50.27 0.00 1.79 0.08 0.07 47.79 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 30.34 0.00 1.81 0.30 0.06 67.50 00:18:01 0 35.51 0.00 1.45 0.10 0.07 62.87 00:18:01 1 29.11 0.00 3.12 0.05 0.05 67.67 00:18:01 2 39.34 0.00 1.35 0.17 0.05 59.09 00:18:01 3 17.39 0.00 1.29 0.89 0.07 80.37 Average: all 43.48 0.00 4.77 0.57 0.08 51.11 Average: 0 46.64 0.00 4.31 0.27 0.09 48.70 Average: 1 41.76 0.00 5.55 0.38 0.08 52.22 Average: 2 44.83 0.00 5.14 0.63 0.09 49.31 Average: 3 40.69 0.00 4.06 0.98 0.08 54.19