---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16429 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: 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 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 11G 145G 7% / 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 693 28586 4 2811 30952 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:ec:68:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.248/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82450sec preferred_lft 82450sec inet6 fe80::f816:3eff:feec:685b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:fb:db:da:1a:b6 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16429) 08/29/26 _x86_64_ (8 CPU) 19:44:22 LINUX RESTART (8 CPU) 19:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:06 1.94 0.35 1.59 0.00 6.88 19.13 0.15 20:10:06 1.54 0.00 1.54 0.00 0.00 17.60 0.00 20:20:06 1.47 0.00 1.47 0.00 0.12 16.69 0.00 20:30:06 1.52 0.00 1.52 0.00 0.00 17.32 0.00 20:40:06 1.53 0.00 1.53 0.00 0.00 17.09 0.00 20:50:06 33.16 2.77 29.55 0.84 187.65 2665.83 545.39 Average: 6.86 0.52 6.20 0.14 32.44 458.94 90.92 19:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:06 30034756 31717616 668312 2.03 60396 1961552 1553472 4.58 192832 2352388 160 20:10:06 30021652 31705152 680824 2.07 60996 1961560 1553588 4.58 193440 2365104 192 20:20:06 30018144 31702312 683640 2.08 61584 1961604 1553588 4.58 194016 2371552 164 20:30:06 30011924 31696776 689168 2.10 62168 1961684 1561908 4.61 194620 2380004 180 20:40:06 30002156 31687748 697964 2.12 62752 1961824 1562044 4.61 195196 2387580 212 20:50:06 29326240 31748148 594400 1.81 107236 2616732 1196912 3.53 312644 2867128 28220 Average: 29902479 31709625 669051 2.04 69189 2070826 1496919 4.41 213791 2453959 4855 19:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:06 ens3 1.63 1.09 0.87 1.14 0.00 0.00 0.00 0.00 20:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:06 ens3 0.44 0.26 0.14 0.38 0.00 0.00 0.00 0.00 20:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:20:06 ens3 0.26 0.17 0.09 0.20 0.00 0.00 0.00 0.00 20:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:06 ens3 0.32 0.22 0.12 0.26 0.00 0.00 0.00 0.00 20:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:06 ens3 0.25 0.18 0.09 0.22 0.00 0.00 0.00 0.00 20:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:06 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 20:50:06 ens3 40.73 31.36 346.84 11.30 0.00 0.00 0.00 0.00 20:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 7.27 5.55 58.03 2.25 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16429) 08/29/26 _x86_64_ (8 CPU) 19:44:22 LINUX RESTART (8 CPU) 19:50:06 CPU %user %nice %system %iowait %steal %idle 20:00:06 all 0.10 0.00 0.02 0.01 0.00 99.87 20:00:06 0 0.02 0.00 0.02 0.01 0.00 99.96 20:00:06 1 0.02 0.00 0.01 0.00 0.00 99.97 20:00:06 2 0.07 0.00 0.02 0.01 0.00 99.91 20:00:06 3 0.52 0.00 0.02 0.00 0.00 99.46 20:00:06 4 0.02 0.00 0.03 0.00 0.00 99.95 20:00:06 5 0.04 0.00 0.02 0.00 0.00 99.94 20:00:06 6 0.02 0.00 0.01 0.04 0.00 99.94 20:00:06 7 0.11 0.00 0.02 0.00 0.00 99.87 20:10:06 all 0.05 0.00 0.01 0.01 0.00 99.94 20:10:06 0 0.01 0.00 0.01 0.03 0.00 99.96 20:10:06 1 0.01 0.00 0.01 0.00 0.00 99.98 20:10:06 2 0.01 0.00 0.00 0.00 0.00 99.99 20:10:06 3 0.27 0.00 0.01 0.00 0.00 99.72 20:10:06 4 0.02 0.00 0.02 0.00 0.00 99.96 20:10:06 5 0.02 0.00 0.01 0.00 0.00 99.97 20:10:06 6 0.01 0.00 0.01 0.01 0.00 99.97 20:10:06 7 0.04 0.00 0.01 0.01 0.00 99.95 20:20:06 all 0.02 0.00 0.01 0.01 0.00 99.95 20:20:06 0 0.01 0.00 0.01 0.00 0.00 99.98 20:20:06 1 0.01 0.00 0.02 0.00 0.00 99.96 20:20:06 2 0.01 0.00 0.01 0.00 0.00 99.98 20:20:06 3 0.00 0.00 0.00 0.00 0.00 99.99 20:20:06 4 0.05 0.00 0.01 0.00 0.00 99.95 20:20:06 5 0.00 0.00 0.01 0.00 0.00 99.99 20:20:06 6 0.01 0.00 0.02 0.06 0.00 99.91 20:20:06 7 0.09 0.00 0.01 0.02 0.00 99.87 20:30:06 all 0.05 0.00 0.01 0.01 0.00 99.93 20:30:06 0 0.03 0.00 0.04 0.00 0.01 99.93 20:30:06 1 0.01 0.00 0.01 0.00 0.00 99.98 20:30:06 2 0.01 0.00 0.01 0.00 0.00 99.98 20:30:06 3 0.01 0.00 0.00 0.00 0.00 99.98 20:30:06 4 0.01 0.00 0.02 0.00 0.00 99.98 20:30:06 5 0.00 0.00 0.00 0.00 0.00 99.99 20:30:06 6 0.02 0.00 0.01 0.04 0.00 99.94 20:30:06 7 0.29 0.00 0.02 0.00 0.00 99.69 20:40:06 all 0.14 0.00 0.01 0.01 0.00 99.84 20:40:06 0 0.02 0.00 0.03 0.00 0.00 99.95 20:40:06 1 0.01 0.00 0.01 0.00 0.00 99.98 20:40:06 2 0.01 0.00 0.01 0.00 0.00 99.99 20:40:06 3 0.01 0.00 0.01 0.02 0.00 99.97 20:40:06 4 0.01 0.00 0.01 0.00 0.00 99.98 20:40:06 5 0.00 0.00 0.00 0.00 0.00 99.99 20:40:06 6 0.01 0.00 0.02 0.03 0.00 99.94 20:40:06 7 1.07 0.00 0.01 0.00 0.00 98.92 20:50:06 all 2.50 0.00 0.27 0.17 0.00 97.07 20:50:06 0 2.62 0.00 0.24 0.04 0.00 97.10 20:50:06 1 1.46 0.00 0.22 0.02 0.00 98.29 20:50:06 2 1.57 0.00 0.20 0.15 0.00 98.07 20:50:06 3 2.38 0.00 0.32 0.75 0.01 96.55 20:50:06 4 2.37 0.00 0.32 0.18 0.00 97.13 20:50:06 5 5.67 0.00 0.33 0.11 0.01 93.89 20:50:06 6 2.25 0.00 0.25 0.06 0.00 97.43 20:50:06 7 1.64 0.00 0.24 0.02 0.01 98.09 Average: all 0.48 0.00 0.05 0.03 0.00 99.43 Average: 0 0.45 0.00 0.06 0.01 0.00 99.48 Average: 1 0.25 0.00 0.05 0.00 0.00 99.69 Average: 2 0.28 0.00 0.04 0.03 0.00 99.65 Average: 3 0.53 0.00 0.06 0.13 0.00 99.28 Average: 4 0.41 0.00 0.07 0.03 0.00 99.49 Average: 5 0.96 0.00 0.06 0.02 0.00 98.96 Average: 6 0.39 0.00 0.05 0.04 0.00 99.52 Average: 7 0.54 0.00 0.05 0.01 0.00 99.40