---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39355 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 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 655 8784 4 6549 14991 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:69:e1:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84179sec preferred_lft 84179sec inet6 fe80::f816:3eff:fe69:e144/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:fc:f6:dc:02:01 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-39355) 08/21/26 _x86_64_ (4 CPU) 05:24:24 LINUX RESTART (4 CPU) 05:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:04 24.01 0.38 20.69 2.94 18.56 2297.27 4611.19 05:50:00 33.07 0.02 29.56 3.50 0.50 2866.13 9410.89 06:00:04 26.81 0.17 11.54 15.10 10.47 7967.66 258835.28 Average: 27.95 0.19 20.55 7.21 9.87 4389.73 91574.15 05:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:04 9220532 12960872 2996584 18.30 143556 3704368 3093368 17.76 698608 6045724 33664 05:50:00 8575180 12866740 3087664 18.86 163028 4204184 3184808 18.28 817800 6536784 140160 06:00:04 9019576 15366432 580692 3.55 179808 6175708 1116424 6.41 1588384 5229156 172 Average: 8938429 13731348 2221647 13.57 162131 4694753 2464867 14.15 1034931 5937221 57999 05:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:04 lo 1544.42 1544.42 1465.75 1465.75 0.00 0.00 0.00 0.00 05:40:04 ens3 58.39 46.31 70.43 14.42 0.00 0.00 0.00 0.00 05:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:00 lo 1518.71 1518.71 1447.30 1447.30 0.00 0.00 0.00 0.00 05:50:00 ens3 48.34 37.62 39.97 12.28 0.00 0.00 0.00 0.00 05:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:04 lo 367.31 367.31 6794.35 6794.35 0.00 0.00 0.00 0.00 06:00:04 ens3 69.98 79.72 115.00 965.91 0.00 0.00 0.00 0.00 06:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1140.61 1140.61 3249.13 3249.13 0.00 0.00 0.00 0.00 Average: ens3 58.96 54.65 75.32 333.25 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-39355) 08/21/26 _x86_64_ (4 CPU) 05:24:24 LINUX RESTART (4 CPU) 05:30:04 CPU %user %nice %system %iowait %steal %idle 05:40:04 all 71.34 0.00 2.51 0.05 0.10 26.00 05:40:04 0 70.74 0.00 2.47 0.04 0.10 26.65 05:40:04 1 70.99 0.00 2.48 0.06 0.10 26.38 05:40:04 2 72.02 0.00 2.36 0.05 0.10 25.47 05:40:04 3 71.62 0.00 2.73 0.05 0.10 25.50 05:50:00 all 61.29 0.00 2.53 1.13 0.11 34.94 05:50:00 0 60.84 0.00 2.27 2.83 0.11 33.95 05:50:00 1 60.46 0.00 2.41 0.47 0.11 36.55 05:50:00 2 59.87 0.00 2.54 0.84 0.11 36.64 05:50:00 3 63.99 0.00 2.89 0.38 0.11 32.64 06:00:04 all 28.69 0.00 1.08 0.14 0.08 70.02 06:00:04 0 23.26 0.00 0.91 0.26 0.07 75.49 06:00:04 1 32.80 0.00 1.58 0.19 0.09 65.35 06:00:04 2 26.98 0.00 0.91 0.08 0.07 71.95 06:00:04 3 31.70 0.00 0.91 0.05 0.08 67.27 Average: all 53.68 0.00 2.03 0.44 0.10 43.75 Average: 0 51.51 0.00 1.88 1.04 0.09 45.48 Average: 1 54.66 0.00 2.16 0.24 0.10 42.85 Average: 2 52.87 0.00 1.93 0.32 0.09 44.78 Average: 3 55.69 0.00 2.17 0.16 0.09 41.89