---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6102 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 636 11380 4 3971 15009 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:74:d8:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82584sec preferred_lft 82584sec inet6 fe80::f816:3eff:fe74:d8af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:3d:36:ea:bb:6c 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-4c-4g-6102) 09/08/26 _x86_64_ (4 CPU) 17:41:07 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:07 1.35 0.00 1.34 0.01 0.04 17.37 415.85 18:10:01 1.11 0.00 1.11 0.00 0.00 13.02 0.00 18:20:01 1.17 0.00 1.16 0.01 0.01 13.52 0.05 18:30:07 43.19 4.65 36.90 1.64 275.22 4964.05 23574.74 18:40:00 59.74 0.02 38.96 20.76 0.73 1720.89 386577.35 Average: 21.27 0.95 15.89 4.44 55.85 1353.29 81232.71 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:07 13512528 15509592 504012 3.08 59748 2162048 1183424 6.79 216272 2382244 184 18:10:01 13511776 15509256 504372 3.08 60132 2162060 1183424 6.79 216668 2383176 204 18:20:01 13507996 15505840 507772 3.10 60496 2162064 1183488 6.79 217024 2384592 204 18:30:07 10165136 13609804 2350112 14.35 125976 3456792 2707796 15.54 618112 5225416 4688 18:40:00 9077688 12800196 3156956 19.28 163276 3675064 3402132 19.53 706944 6184952 1420 Average: 11955025 14586938 1404645 8.58 93926 2723606 1932053 11.09 395004 3712076 1340 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:07 ens3 0.36 0.12 0.07 0.04 0.00 0.00 0.00 0.00 18:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:01 ens3 0.31 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 ens3 0.38 0.11 0.08 0.05 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:07 lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 18:30:07 ens3 135.33 106.93 948.45 18.77 0.00 0.00 0.00 0.00 18:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:00 lo 31.72 31.72 7.46 7.46 0.00 0.00 0.00 0.00 18:40:00 ens3 11.52 9.90 14.79 4.27 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.42 6.42 1.49 1.49 0.00 0.00 0.00 0.00 Average: ens3 29.87 23.66 194.88 4.66 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-4c-4g-6102) 09/08/26 _x86_64_ (4 CPU) 17:41:07 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:07 all 0.06 0.00 0.03 0.01 0.00 99.90 18:00:07 0 0.12 0.00 0.01 0.00 0.00 99.86 18:00:07 1 0.02 0.00 0.03 0.01 0.00 99.93 18:00:07 2 0.04 0.00 0.03 0.02 0.00 99.90 18:00:07 3 0.05 0.00 0.04 0.00 0.01 99.90 18:10:01 all 0.05 0.00 0.03 0.01 0.00 99.91 18:10:01 0 0.02 0.00 0.01 0.01 0.00 99.96 18:10:01 1 0.13 0.00 0.08 0.02 0.01 99.77 18:10:01 2 0.02 0.00 0.03 0.01 0.00 99.94 18:10:01 3 0.02 0.00 0.01 0.00 0.00 99.97 18:20:01 all 0.17 0.00 0.04 0.01 0.00 99.78 18:20:01 0 0.03 0.00 0.04 0.00 0.00 99.93 18:20:01 1 0.59 0.00 0.07 0.00 0.00 99.34 18:20:01 2 0.03 0.00 0.03 0.02 0.00 99.92 18:20:01 3 0.03 0.00 0.03 0.01 0.01 99.93 18:30:07 all 19.41 0.00 1.11 0.32 0.02 79.14 18:30:07 0 17.97 0.00 0.99 0.07 0.02 80.94 18:30:07 1 19.39 0.00 1.09 0.61 0.02 78.89 18:30:07 2 21.35 0.00 1.47 0.17 0.03 76.98 18:30:07 3 18.94 0.00 0.89 0.41 0.02 79.74 18:40:00 all 27.93 0.00 1.36 0.40 0.03 70.28 18:40:00 0 26.94 0.00 1.55 0.74 0.03 70.74 18:40:00 1 27.21 0.00 1.27 0.30 0.03 71.20 18:40:00 2 29.02 0.00 1.39 0.16 0.03 69.40 18:40:00 3 28.56 0.00 1.25 0.40 0.03 69.76 Average: all 9.49 0.00 0.51 0.15 0.01 89.83 Average: 0 8.99 0.00 0.52 0.16 0.01 90.31 Average: 1 9.45 0.00 0.51 0.19 0.01 89.84 Average: 2 10.06 0.00 0.59 0.07 0.01 89.27 Average: 3 9.49 0.00 0.44 0.17 0.01 89.89