---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15525 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5599.99 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 14G 142G 9% / 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 754 24711 4 6626 30869 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:20:26:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.232/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82916sec preferred_lft 82916sec inet6 fe80::f816:3eff:fe20:26d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:74:05:34:54:01 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 inet6 fe80::c74:5ff:fe34:5401/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15525) 08/26/26 _x86_64_ (8 CPU) 21:12:31 LINUX RESTART (8 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:03 1.70 0.20 1.50 0.00 1.98 17.92 0.13 21:40:03 1.43 0.00 1.43 0.00 0.00 16.33 0.00 21:50:01 1.45 0.15 1.30 0.00 4.91 15.30 0.00 22:00:03 1.23 0.00 1.23 0.00 0.00 14.42 0.00 22:10:00 102.86 3.88 95.92 3.06 253.66 19382.83 23436.27 Average: 21.62 0.84 20.17 0.61 51.83 3867.83 4661.23 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:03 30140128 31803548 583204 1.77 60144 1942896 1545628 4.56 180688 2270176 188 21:40:03 30132072 31796220 590404 1.80 60720 1943036 1546080 4.56 181256 2277268 188 21:50:01 30088108 31754632 631452 1.92 61196 1944512 1549416 4.57 183052 2323424 4 22:00:03 30078308 31745368 640744 1.95 61612 1944652 1549608 4.57 183436 2330512 172 22:10:00 24670968 30961392 1335868 4.07 155040 6292636 2121316 6.26 1884348 5741932 2848 Average: 29021917 31612232 756334 2.30 79742 2813546 1662410 4.90 522556 2988662 680 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:03 ens3 0.31 0.21 0.11 0.24 0.00 0.00 0.00 0.00 21:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:03 ens3 0.24 0.18 0.09 0.20 0.00 0.00 0.00 0.00 21:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 1.14 0.83 0.74 0.71 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:03 ens3 0.24 0.17 0.09 0.20 0.00 0.00 0.00 0.00 22:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:00 lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 22:10:00 ens3 98.99 77.33 1386.42 356.30 0.00 0.00 0.00 0.00 22:10:00 docker0 1.06 2.08 0.06 13.18 0.00 0.00 0.00 0.00 22:10:00 br-8ab00fab1596 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:10:00 veth6d7def8 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 20.07 15.65 275.95 71.13 0.00 0.00 0.00 0.00 Average: docker0 0.21 0.41 0.01 2.62 0.00 0.00 0.00 0.00 Average: br-8ab00fab1596 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6d7def8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15525) 08/26/26 _x86_64_ (8 CPU) 21:12:31 LINUX RESTART (8 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:03 all 0.18 0.00 0.01 0.01 0.00 99.80 21:30:03 0 0.03 0.00 0.02 0.00 0.00 99.95 21:30:03 1 0.04 0.00 0.02 0.00 0.00 99.94 21:30:03 2 0.02 0.00 0.01 0.00 0.00 99.97 21:30:03 3 0.02 0.00 0.02 0.00 0.00 99.96 21:30:03 4 0.01 0.00 0.00 0.00 0.00 99.99 21:30:03 5 0.00 0.00 0.00 0.00 0.00 99.99 21:30:03 6 1.10 0.00 0.02 0.04 0.00 98.85 21:30:03 7 0.20 0.00 0.01 0.00 0.00 99.79 21:40:03 all 0.01 0.00 0.01 0.01 0.00 99.97 21:40:03 0 0.03 0.00 0.01 0.00 0.00 99.96 21:40:03 1 0.03 0.00 0.02 0.00 0.00 99.95 21:40:03 2 0.02 0.00 0.01 0.00 0.00 99.97 21:40:03 3 0.01 0.00 0.02 0.00 0.00 99.96 21:40:03 4 0.01 0.00 0.02 0.00 0.00 99.97 21:40:03 5 0.00 0.00 0.00 0.00 0.00 99.99 21:40:03 6 0.01 0.00 0.00 0.04 0.00 99.95 21:40:03 7 0.01 0.00 0.02 0.01 0.00 99.97 21:50:01 all 0.09 0.00 0.01 0.01 0.00 99.89 21:50:01 0 0.03 0.00 0.01 0.00 0.00 99.96 21:50:01 1 0.35 0.00 0.02 0.00 0.00 99.63 21:50:01 2 0.09 0.00 0.00 0.00 0.00 99.90 21:50:01 3 0.06 0.00 0.03 0.01 0.00 99.90 21:50:01 4 0.08 0.00 0.01 0.00 0.00 99.91 21:50:01 5 0.01 0.00 0.00 0.00 0.00 99.99 21:50:01 6 0.01 0.00 0.01 0.04 0.00 99.94 21:50:01 7 0.06 0.00 0.01 0.01 0.00 99.92 22:00:03 all 0.16 0.00 0.01 0.01 0.00 99.82 22:00:03 0 0.00 0.00 0.01 0.00 0.00 99.99 22:00:03 1 0.02 0.00 0.01 0.00 0.00 99.97 22:00:03 2 0.01 0.00 0.01 0.00 0.00 99.98 22:00:03 3 0.02 0.00 0.01 0.00 0.00 99.97 22:00:03 4 0.02 0.00 0.02 0.01 0.00 99.95 22:00:03 5 0.01 0.00 0.01 0.00 0.00 99.97 22:00:03 6 1.22 0.00 0.01 0.01 0.00 98.76 22:00:03 7 0.00 0.00 0.01 0.02 0.00 99.97 22:10:00 all 4.72 0.00 1.65 0.44 0.00 93.18 22:10:00 0 2.78 0.00 1.62 0.36 0.00 95.23 22:10:00 1 3.84 0.00 1.73 0.37 0.00 94.06 22:10:00 2 4.53 0.00 1.50 0.64 0.00 93.34 22:10:00 3 6.99 0.00 1.69 0.41 0.01 90.91 22:10:00 4 4.35 0.00 1.72 0.33 0.00 93.60 22:10:00 5 3.55 0.00 1.56 0.66 0.00 94.22 22:10:00 6 5.82 0.00 1.54 0.49 0.00 92.15 22:10:00 7 5.93 0.00 1.86 0.26 0.00 91.94 Average: all 1.03 0.00 0.34 0.09 0.00 98.54 Average: 0 0.57 0.00 0.33 0.07 0.00 99.02 Average: 1 0.85 0.00 0.36 0.07 0.00 98.72 Average: 2 0.93 0.00 0.30 0.13 0.00 98.64 Average: 3 1.41 0.00 0.35 0.08 0.00 98.15 Average: 4 0.89 0.00 0.35 0.07 0.00 98.69 Average: 5 0.71 0.00 0.31 0.13 0.00 98.84 Average: 6 1.62 0.00 0.31 0.12 0.00 97.94 Average: 7 1.23 0.00 0.38 0.06 0.00 98.33