---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3432 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 143G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 920 24603 4 6568 30703 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:0a:23:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81346sec preferred_lft 81346sec inet6 fe80::f816:3eff:fe0a:23ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:73:93:38:f4:5a brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3432) 08/08/26 _x86_64_ (8 CPU) 07:11:44 LINUX RESTART (8 CPU) 07:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:20 1.66 0.01 1.65 0.01 0.04 20.93 293.97 07:40:20 1.36 0.00 1.36 0.00 0.00 15.59 0.00 07:50:20 1.54 0.00 1.54 0.00 0.00 17.28 0.00 08:00:20 1.59 0.00 1.59 0.00 0.00 17.52 0.00 08:10:20 1.55 0.00 1.55 0.00 0.00 17.25 0.00 08:20:20 47.40 3.60 43.08 0.72 125.12 8906.91 2901.93 08:30:20 8.38 1.15 7.18 0.06 33.25 3677.40 1.60 Average: 9.07 0.68 8.28 0.11 22.63 1810.41 456.79 07:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:20 29835604 31866284 512608 1.56 67084 2297264 1516976 4.47 293776 2417264 8 07:40:20 29839964 31871412 507804 1.55 67660 2297408 1516976 4.47 294396 2415540 220 07:50:20 29838996 31871032 507992 1.55 68236 2297420 1516976 4.47 294964 2416212 12 08:00:20 29838540 31871328 507728 1.55 68820 2297556 1517040 4.47 295564 2418008 8 08:10:20 29838712 31872080 507036 1.54 69380 2297564 1517104 4.47 296128 2420468 4 08:20:20 25509760 30201972 2108664 6.42 111824 4855664 2480692 7.32 1274032 5672924 169076 08:30:20 25889644 31532244 774108 2.36 137268 5732452 1355332 4.00 1403516 5076572 244 Average: 28655889 31583765 775134 2.36 84325 3153618 1631585 4.81 593197 3262427 24225 07:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:20 ens3 0.32 0.11 0.08 0.04 0.00 0.00 0.00 0.00 07:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:20 ens3 0.30 0.10 0.07 0.04 0.00 0.00 0.00 0.00 07:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:20 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 07:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:20 ens3 0.35 0.14 0.10 0.06 0.00 0.00 0.00 0.00 08:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:20 ens3 0.45 0.18 0.15 0.09 0.00 0.00 0.00 0.00 08:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:20 lo 177.41 177.41 213.18 213.18 0.00 0.00 0.00 0.00 08:20:20 ens3 223.72 155.25 1188.84 51.77 0.00 0.00 0.00 0.00 08:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:20 lo 0.79 0.79 0.13 0.13 0.00 0.00 0.00 0.00 08:30:20 ens3 474.27 267.54 523.06 1135.03 0.00 0.00 0.00 0.00 08:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 25.53 25.53 30.48 30.48 0.00 0.00 0.00 0.00 Average: ens3 99.94 60.49 244.62 169.58 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3432) 08/08/26 _x86_64_ (8 CPU) 07:11:44 LINUX RESTART (8 CPU) 07:20:20 CPU %user %nice %system %iowait %steal %idle 07:30:20 all 0.05 0.00 0.01 0.01 0.01 99.92 07:30:20 0 0.01 0.00 0.01 0.00 0.01 99.97 07:30:20 1 0.29 0.00 0.02 0.01 0.03 99.66 07:30:20 2 0.01 0.00 0.01 0.00 0.01 99.97 07:30:20 3 0.00 0.00 0.00 0.00 0.00 99.99 07:30:20 4 0.02 0.00 0.01 0.04 0.02 99.91 07:30:20 5 0.02 0.00 0.01 0.00 0.01 99.95 07:30:20 6 0.01 0.00 0.02 0.00 0.03 99.94 07:30:20 7 0.01 0.00 0.01 0.01 0.02 99.97 07:40:20 all 0.07 0.00 0.01 0.00 0.02 99.90 07:40:20 0 0.01 0.00 0.01 0.00 0.01 99.98 07:40:20 1 0.47 0.00 0.01 0.03 0.02 99.47 07:40:20 2 0.07 0.00 0.02 0.00 0.03 99.88 07:40:20 3 0.00 0.00 0.00 0.00 0.00 99.99 07:40:20 4 0.02 0.00 0.01 0.00 0.02 99.95 07:40:20 5 0.01 0.00 0.02 0.00 0.02 99.96 07:40:20 6 0.01 0.00 0.01 0.00 0.01 99.98 07:40:20 7 0.01 0.00 0.01 0.00 0.02 99.96 07:50:20 all 0.02 0.00 0.01 0.01 0.02 99.95 07:50:20 0 0.01 0.00 0.02 0.02 0.01 99.94 07:50:20 1 0.10 0.00 0.01 0.02 0.02 99.84 07:50:20 2 0.01 0.00 0.01 0.00 0.01 99.97 07:50:20 3 0.00 0.00 0.00 0.00 0.00 99.99 07:50:20 4 0.02 0.00 0.02 0.01 0.05 99.90 07:50:20 5 0.01 0.00 0.01 0.00 0.01 99.97 07:50:20 6 0.01 0.00 0.01 0.00 0.01 99.97 07:50:20 7 0.00 0.00 0.00 0.00 0.01 99.99 08:00:20 all 0.06 0.00 0.01 0.01 0.02 99.90 08:00:20 0 0.01 0.00 0.01 0.00 0.02 99.96 08:00:20 1 0.45 0.00 0.02 0.00 0.05 99.48 08:00:20 2 0.02 0.00 0.01 0.00 0.01 99.97 08:00:20 3 0.00 0.00 0.00 0.00 0.00 99.99 08:00:20 4 0.01 0.00 0.01 0.00 0.02 99.95 08:00:20 5 0.01 0.00 0.02 0.03 0.02 99.92 08:00:20 6 0.01 0.00 0.01 0.00 0.01 99.97 08:00:20 7 0.00 0.00 0.01 0.00 0.01 99.98 08:10:20 all 0.05 0.00 0.01 0.01 0.01 99.92 08:10:20 0 0.01 0.00 0.01 0.07 0.01 99.89 08:10:20 1 0.14 0.00 0.03 0.00 0.03 99.79 08:10:20 2 0.01 0.00 0.01 0.00 0.01 99.98 08:10:20 3 0.00 0.00 0.00 0.00 0.00 100.00 08:10:20 4 0.19 0.00 0.02 0.00 0.03 99.77 08:10:20 5 0.02 0.00 0.02 0.00 0.01 99.95 08:10:20 6 0.01 0.00 0.01 0.00 0.01 99.96 08:10:20 7 0.01 0.00 0.01 0.00 0.01 99.98 08:20:20 all 11.39 0.00 0.77 0.12 0.04 87.69 08:20:20 0 9.68 0.00 0.63 0.17 0.05 89.47 08:20:20 1 10.26 0.00 0.74 0.02 0.04 88.94 08:20:20 2 10.55 0.00 0.54 0.11 0.04 88.76 08:20:20 3 14.45 0.00 1.02 0.33 0.04 84.17 08:20:20 4 11.19 0.00 0.87 0.03 0.04 87.87 08:20:20 5 11.60 0.00 0.56 0.25 0.04 87.55 08:20:20 6 11.87 0.00 0.92 0.02 0.04 87.16 08:20:20 7 11.49 0.00 0.86 0.03 0.04 87.58 08:30:20 all 1.22 0.00 0.45 0.03 0.02 98.28 08:30:20 0 0.26 0.00 0.43 0.05 0.02 99.25 08:30:20 1 0.41 0.00 0.25 0.00 0.03 99.31 08:30:20 2 6.02 0.00 0.44 0.02 0.02 93.51 08:30:20 3 0.70 0.00 0.65 0.00 0.03 98.62 08:30:20 4 0.73 0.00 0.42 0.00 0.01 98.84 08:30:20 5 0.81 0.00 0.54 0.01 0.02 98.62 08:30:20 6 0.30 0.00 0.39 0.00 0.05 99.27 08:30:20 7 0.51 0.00 0.46 0.17 0.02 98.84 Average: all 1.84 0.00 0.18 0.03 0.02 97.94 Average: 0 1.43 0.00 0.16 0.04 0.02 98.35 Average: 1 1.74 0.00 0.16 0.01 0.03 98.06 Average: 2 2.38 0.00 0.15 0.02 0.02 97.44 Average: 3 2.16 0.00 0.24 0.05 0.01 97.54 Average: 4 1.74 0.00 0.20 0.01 0.03 98.03 Average: 5 1.78 0.00 0.17 0.04 0.02 97.99 Average: 6 1.74 0.00 0.19 0.00 0.02 98.04 Average: 7 1.71 0.00 0.19 0.03 0.02 98.05