---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-40045 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 13G 66G 16% / 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 668 8582 4 6738 14978 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:38:df:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83808sec preferred_lft 83808sec inet6 fe80::f816:3eff:fe38:dfdb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:1d:b0:6c:f9:51 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-40045) 08/22/26 _x86_64_ (4 CPU) 13:57:13 LINUX RESTART (4 CPU) 14:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:02 22.46 2.98 17.67 1.81 162.56 3565.08 2714.67 14:20:01 26.21 0.02 23.16 3.03 0.43 2214.97 18895.87 14:30:03 35.22 0.03 19.43 15.76 0.81 3684.86 253349.50 14:40:00 12.95 0.17 11.03 1.74 12.67 6250.88 52444.13 Average: 24.24 0.80 17.83 5.60 44.08 3926.02 82062.55 14:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:02 10174356 13724124 2234796 13.65 136168 3538508 2446508 14.04 642344 5176208 43044 14:20:01 8957988 12905688 3049852 18.63 154724 3883996 3330004 19.11 759600 6233740 26356 14:30:03 5652640 10506100 5446000 33.26 166980 4740860 5339708 30.65 1026620 9210000 4496 14:40:00 8874248 15417224 528896 3.23 183892 6359904 1013964 5.82 1677880 5269016 8596 Average: 8414808 13138284 2814886 17.19 160441 4630817 3032546 17.41 1026611 6472241 20623 14:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:02 lo 932.20 932.20 882.16 882.16 0.00 0.00 0.00 0.00 14:10:02 ens3 127.43 102.80 1083.51 19.51 0.00 0.00 0.00 0.00 14:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 1488.04 1488.04 1418.11 1418.11 0.00 0.00 0.00 0.00 14:20:01 ens3 37.00 31.48 19.31 11.18 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:03 lo 773.60 773.60 774.89 774.89 0.00 0.00 0.00 0.00 14:30:03 ens3 27.11 21.47 21.34 7.61 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 2572.53 2572.53 9294.50 9294.50 0.00 0.00 0.00 0.00 14:40:00 ens3 89.67 98.09 124.64 1081.35 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1439.81 1439.81 3083.59 3083.59 0.00 0.00 0.00 0.00 Average: ens3 70.22 63.37 311.91 278.79 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-40045) 08/22/26 _x86_64_ (4 CPU) 13:57:13 LINUX RESTART (4 CPU) 14:00:03 CPU %user %nice %system %iowait %steal %idle 14:10:02 all 43.39 0.00 1.75 0.07 0.07 54.71 14:10:02 0 43.56 0.00 1.48 0.12 0.07 54.78 14:10:02 1 43.24 0.00 2.16 0.06 0.08 54.46 14:10:02 2 43.28 0.00 1.52 0.06 0.08 55.06 14:10:02 3 43.48 0.00 1.85 0.03 0.07 54.57 14:20:01 all 67.38 0.00 2.45 0.06 0.10 30.02 14:20:01 0 67.00 0.00 2.04 0.03 0.10 30.82 14:20:01 1 66.08 0.00 2.67 0.05 0.10 31.10 14:20:01 2 69.15 0.00 2.48 0.05 0.10 28.22 14:20:01 3 67.29 0.00 2.60 0.09 0.10 29.92 14:30:03 all 39.20 0.00 1.66 0.08 0.08 58.98 14:30:03 0 38.02 0.00 1.84 0.07 0.08 59.98 14:30:03 1 40.34 0.00 1.75 0.17 0.08 57.66 14:30:03 2 36.70 0.00 1.49 0.05 0.09 61.68 14:30:03 3 41.72 0.00 1.56 0.05 0.09 56.59 14:40:00 all 28.61 0.00 1.30 0.12 0.07 69.91 14:40:00 0 18.41 0.00 1.69 0.22 0.07 79.61 14:40:00 1 33.09 0.00 1.49 0.11 0.07 65.24 14:40:00 2 29.85 0.00 1.22 0.12 0.07 68.73 14:40:00 3 33.11 0.00 0.79 0.01 0.07 66.02 Average: all 44.65 0.00 1.79 0.08 0.08 53.40 Average: 0 41.74 0.00 1.76 0.11 0.08 56.30 Average: 1 45.69 0.00 2.02 0.10 0.08 52.11 Average: 2 44.75 0.00 1.68 0.07 0.08 53.42 Average: 3 46.41 0.00 1.70 0.04 0.08 51.76