---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37727 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): 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: 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: 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 11G 145G 7% / 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 916 25888 4 5286 30707 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:3a:8d:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84395sec preferred_lft 84395sec inet6 fe80::f816:3eff:fe3a:8d80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:d2:6b:01:af:94 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-8c-8g-37727) 08/15/26 _x86_64_ (8 CPU) 07:09:25 LINUX RESTART (8 CPU) 07:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 36.18 3.54 29.79 2.84 181.32 6378.57 5389.66 07:30:13 35.54 0.09 30.75 4.70 5.15 2444.59 18848.83 07:40:13 31.44 0.02 27.36 4.06 0.67 2699.64 16892.10 Average: 34.38 1.20 29.31 3.88 61.22 3815.04 13798.79 07:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 25697592 29173720 3138608 9.55 149872 3564464 3178020 9.37 641724 6094916 11868 07:30:13 25194144 29044388 3262660 9.93 188076 3862028 3241656 9.56 736340 6451356 7568 07:40:13 24669836 28967488 3336424 10.15 210116 4251284 3261296 9.62 825492 6820608 14988 Average: 25187191 29061865 3245897 9.88 182688 3892592 3226991 9.52 734519 6455627 11475 07:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 913.11 913.11 869.10 869.10 0.00 0.00 0.00 0.00 07:20:01 ens3 111.57 86.33 1007.06 18.31 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:13 lo 2174.70 2174.70 2072.10 2072.10 0.00 0.00 0.00 0.00 07:30:13 ens3 43.18 30.19 16.35 12.42 0.00 0.00 0.00 0.00 07:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:13 lo 1756.72 1756.72 1673.12 1673.12 0.00 0.00 0.00 0.00 07:40:13 ens3 49.44 34.54 16.79 13.31 0.00 0.00 0.00 0.00 07:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1623.15 1623.15 1546.03 1546.03 0.00 0.00 0.00 0.00 Average: ens3 67.61 49.99 340.22 14.64 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-8c-8g-37727) 08/15/26 _x86_64_ (8 CPU) 07:09:25 LINUX RESTART (8 CPU) 07:10:12 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 39.54 0.00 1.61 0.12 0.07 58.66 07:20:01 0 38.84 0.00 1.57 0.13 0.08 59.38 07:20:01 1 42.21 0.00 1.62 0.26 0.08 55.83 07:20:01 2 39.46 0.00 1.49 0.07 0.08 58.91 07:20:01 3 40.75 0.00 1.68 0.04 0.07 57.47 07:20:01 4 34.49 0.00 1.45 0.26 0.07 63.73 07:20:01 5 41.12 0.00 1.44 0.06 0.07 57.30 07:20:01 6 40.23 0.00 1.59 0.08 0.07 58.03 07:20:01 7 39.22 0.00 2.02 0.08 0.07 58.62 07:30:13 all 34.71 0.00 1.89 0.06 0.07 63.28 07:30:13 0 29.29 0.00 2.00 0.08 0.07 68.57 07:30:13 1 35.00 0.00 1.81 0.08 0.07 63.04 07:30:13 2 37.19 0.00 1.94 0.05 0.07 60.74 07:30:13 3 38.52 0.00 1.86 0.10 0.07 59.44 07:30:13 4 35.05 0.00 1.98 0.05 0.07 62.86 07:30:13 5 34.32 0.00 2.09 0.05 0.06 63.47 07:30:13 6 33.72 0.00 1.77 0.03 0.07 64.41 07:30:13 7 34.57 0.00 1.64 0.04 0.07 63.68 07:40:13 all 37.06 0.00 1.93 0.08 0.07 60.86 07:40:13 0 34.99 0.00 1.95 0.07 0.07 62.92 07:40:13 1 38.40 0.00 1.96 0.24 0.07 59.32 07:40:13 2 36.47 0.00 1.68 0.07 0.07 61.71 07:40:13 3 33.88 0.00 2.11 0.08 0.07 63.87 07:40:13 4 38.82 0.00 1.91 0.09 0.07 59.12 07:40:13 5 38.06 0.00 2.05 0.03 0.07 59.79 07:40:13 6 35.94 0.00 1.90 0.05 0.07 62.04 07:40:13 7 39.95 0.00 1.84 0.04 0.07 58.10 Average: all 37.07 0.00 1.81 0.09 0.07 60.96 Average: 0 34.31 0.00 1.84 0.09 0.07 63.68 Average: 1 38.49 0.00 1.80 0.19 0.07 59.45 Average: 2 37.69 0.00 1.71 0.06 0.07 60.47 Average: 3 37.70 0.00 1.88 0.07 0.07 60.27 Average: 4 36.12 0.00 1.79 0.13 0.07 61.90 Average: 5 37.79 0.00 1.86 0.05 0.07 60.23 Average: 6 36.59 0.00 1.75 0.05 0.07 61.54 Average: 7 37.88 0.00 1.83 0.05 0.07 60.17