---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2984 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 18G 138G 12% / 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 744 18807 4 12540 30879 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:1d:3f:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84407sec preferred_lft 84407sec inet6 fe80::f816:3eff:fe1d:3fb6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:ee:17:67:5e:dc 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::30ee:17ff:fe67:5edc/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-2984) 09/08/26 _x86_64_ (8 CPU) 00:29:48 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:17 62.35 11.86 48.55 1.95 1628.43 15925.82 20520.10 00:50:20 20.69 0.51 19.63 0.55 18.51 15578.01 2348.95 01:00:20 27.84 1.93 24.89 1.03 314.96 10028.99 2609.21 Average: 37.17 4.82 31.16 1.18 661.90 13866.29 8593.43 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:17 25342840 29728616 2577664 7.84 144912 4465632 2789636 8.23 781232 6285912 32468 00:50:20 19037132 28122504 4164256 12.67 195624 8934676 4435888 13.08 2142004 11007060 472 01:00:20 19455684 31606352 664112 2.02 234796 11824264 1336284 3.94 3130464 9426056 12 Average: 21278552 29819157 2468677 7.51 191777 8408191 2853936 8.42 2017900 8906343 10984 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:17 lo 5.41 5.41 0.52 0.52 0.00 0.00 0.00 0.00 00:40:17 ens3 166.47 132.60 1528.52 24.11 0.00 0.00 0.00 0.00 00:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:20 lo 277.79 277.79 270.48 270.48 0.00 0.00 0.00 0.00 00:50:20 ens3 61.17 51.08 337.72 13.26 0.00 0.00 0.00 0.00 00:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:20 lo 10.10 10.10 1.18 1.18 0.00 0.00 0.00 0.00 01:00:20 ens3 160.94 158.09 236.22 2757.28 0.00 0.00 0.00 0.00 01:00:20 docker0 72.86 65.50 1423.03 9.59 0.00 0.00 0.00 0.00 Average: lo 97.21 97.21 90.19 90.19 0.00 0.00 0.00 0.00 Average: ens3 129.76 113.99 707.85 921.68 0.00 0.00 0.00 0.00 Average: docker0 24.02 21.60 469.20 3.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2984) 09/08/26 _x86_64_ (8 CPU) 00:29:48 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:17 all 29.55 0.00 1.77 0.31 0.01 68.37 00:40:17 0 28.82 0.00 1.99 0.90 0.01 68.29 00:40:17 1 27.35 0.00 1.55 0.12 0.01 70.98 00:40:17 2 32.09 0.00 1.74 0.14 0.01 66.02 00:40:17 3 31.96 0.00 1.68 0.16 0.01 66.19 00:40:17 4 26.80 0.00 1.67 0.20 0.00 71.32 00:40:17 5 30.08 0.00 1.79 0.67 0.01 67.45 00:40:17 6 30.52 0.00 1.78 0.17 0.00 67.52 00:40:17 7 28.79 0.00 1.95 0.09 0.01 69.16 00:50:20 all 26.48 0.00 1.39 0.13 0.01 71.99 00:50:20 0 24.69 0.00 1.79 0.04 0.01 73.47 00:50:20 1 28.49 0.00 1.35 0.14 0.01 70.01 00:50:20 2 30.63 0.00 1.49 0.10 0.02 67.76 00:50:20 3 23.67 0.00 1.26 0.05 0.01 75.00 00:50:20 4 26.86 0.00 1.25 0.11 0.01 71.77 00:50:20 5 27.34 0.00 1.52 0.44 0.01 70.68 00:50:20 6 24.18 0.00 1.45 0.12 0.01 74.24 00:50:20 7 25.96 0.00 1.01 0.03 0.01 72.98 01:00:20 all 9.01 0.00 1.02 0.12 0.01 89.85 01:00:20 0 6.22 0.00 0.78 0.07 0.01 92.93 01:00:20 1 9.08 0.00 0.75 0.16 0.00 90.01 01:00:20 2 5.01 0.00 0.57 0.27 0.01 94.14 01:00:20 3 7.55 0.00 0.84 0.20 0.01 91.41 01:00:20 4 14.56 0.00 1.63 0.04 0.01 83.76 01:00:20 5 9.90 0.00 1.45 0.08 0.01 88.57 01:00:20 6 10.64 0.00 1.35 0.02 0.01 87.99 01:00:20 7 9.15 0.00 0.77 0.11 0.01 89.96 Average: all 21.76 0.00 1.40 0.19 0.01 76.65 Average: 0 20.00 0.00 1.52 0.34 0.01 78.13 Average: 1 21.69 0.00 1.22 0.14 0.01 76.94 Average: 2 22.67 0.00 1.27 0.17 0.01 75.88 Average: 3 21.16 0.00 1.26 0.14 0.01 77.42 Average: 4 22.79 0.00 1.51 0.12 0.01 75.57 Average: 5 22.50 0.00 1.59 0.40 0.01 75.50 Average: 6 21.86 0.00 1.53 0.10 0.01 76.50 Average: 7 21.38 0.00 1.25 0.08 0.01 77.28