---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39755 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): 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: 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: 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 12G 67G 15% / 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 740 9337 4 5911 14906 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:ef:98:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83568sec preferred_lft 83568sec inet6 fe80::f816:3eff:feef:988b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:cc:c5:4a:a1:24 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-4c-4g-39755) 08/21/26 _x86_64_ (4 CPU) 20:24:53 LINUX RESTART (4 CPU) 20:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:07 9.61 2.18 6.98 0.45 131.18 2283.13 1094.87 20:50:07 39.03 0.48 31.23 7.33 15.64 4475.07 5632.72 21:00:07 47.42 0.00 38.23 9.19 0.00 2924.00 8798.52 21:10:07 15.76 0.15 13.07 2.54 10.29 3626.77 1282.29 Average: 27.96 0.70 22.38 4.88 39.28 3327.25 4202.10 20:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:07 10372668 13538912 2423040 14.80 132776 3173708 2800684 16.08 516424 5117684 27572 20:50:07 9139912 13419180 2532496 15.47 197620 4123260 3097980 17.78 777328 5982924 22316 21:00:07 8182260 13039616 2907388 17.76 229236 4620148 3142640 18.04 902076 6761552 135304 21:10:07 9680876 15368148 575888 3.52 248036 5397264 1099068 6.31 1220276 4875900 168 Average: 9343929 13841464 2109703 12.89 201917 4328595 2535093 14.55 854026 5684515 46340 20:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:07 lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 20:40:07 ens3 72.86 61.28 573.04 13.89 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:07 lo 2697.67 2697.67 2572.74 2572.74 0.00 0.00 0.00 0.00 20:50:07 ens3 92.03 69.69 330.40 20.91 0.00 0.00 0.00 0.00 20:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:07 lo 5271.65 5271.65 5026.23 5026.23 0.00 0.00 0.00 0.00 21:00:07 ens3 80.42 58.89 23.24 19.85 0.00 0.00 0.00 0.00 21:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:07 lo 734.64 734.64 677.43 677.43 0.00 0.00 0.00 0.00 21:10:07 ens3 112.25 112.30 150.79 213.20 0.00 0.00 0.00 0.00 21:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2176.16 2176.16 2069.12 2069.12 0.00 0.00 0.00 0.00 Average: ens3 89.39 75.54 269.36 66.96 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-4c-4g-39755) 08/21/26 _x86_64_ (4 CPU) 20:24:53 LINUX RESTART (4 CPU) 20:30:07 CPU %user %nice %system %iowait %steal %idle 20:40:07 all 33.47 0.00 1.18 0.04 0.06 65.25 20:40:07 0 34.04 0.00 1.35 0.02 0.07 64.52 20:40:07 1 34.27 0.00 1.15 0.04 0.06 64.48 20:40:07 2 31.78 0.00 1.02 0.05 0.05 67.10 20:40:07 3 33.76 0.00 1.20 0.07 0.05 64.91 20:50:07 all 63.79 0.00 3.28 0.08 0.08 32.76 20:50:07 0 63.65 0.00 3.16 0.08 0.08 33.03 20:50:07 1 63.14 0.00 3.11 0.08 0.08 33.58 20:50:07 2 64.54 0.00 3.70 0.09 0.08 31.59 20:50:07 3 63.84 0.00 3.16 0.07 0.08 32.85 21:00:07 all 63.09 0.00 4.19 0.13 0.09 32.50 21:00:07 0 62.16 0.00 3.70 0.15 0.09 33.91 21:00:07 1 61.84 0.00 4.21 0.12 0.09 33.74 21:00:07 2 63.75 0.00 4.43 0.10 0.09 31.64 21:00:07 3 64.60 0.00 4.41 0.18 0.09 30.72 21:10:07 all 27.46 0.00 1.31 0.07 0.07 71.10 21:10:07 0 23.82 0.00 1.21 0.09 0.07 74.82 21:10:07 1 32.66 0.00 1.39 0.07 0.07 65.82 21:10:07 2 28.28 0.00 1.53 0.05 0.07 70.08 21:10:07 3 25.11 0.00 1.09 0.06 0.06 73.66 Average: all 46.92 0.00 2.49 0.08 0.07 50.44 Average: 0 45.90 0.00 2.35 0.08 0.08 51.59 Average: 1 47.94 0.00 2.46 0.08 0.07 49.45 Average: 2 47.06 0.00 2.67 0.07 0.07 50.14 Average: 3 46.78 0.00 2.46 0.09 0.07 50.59