---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18904 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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: 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 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 19G 137G 12% / 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 785 17792 4 13514 30839 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:9a:dd:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84056sec preferred_lft 84056sec inet6 fe80::f816:3eff:fe9a:dd28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:7d:74:9a:5b:06 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 inet6 fe80::3c7d:74ff:fe9a:5b06/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-18904) 01/07/26 _x86_64_ (8 CPU) 00:05:15 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:03 15.19 0.77 13.57 0.85 226.86 3873.98 6289.71 00:30:02 8.88 0.07 8.27 0.55 0.59 2943.05 1327.42 00:40:01 37.83 0.16 22.13 15.53 5.01 19923.20 495201.60 Average: 20.63 0.33 14.65 5.64 77.75 8905.09 167338.45 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:03 23459952 28242352 4059788 12.35 178720 4763520 4462732 13.16 1034444 7845132 57740 00:30:02 23043592 28583148 3712808 11.30 208152 5429584 3837556 11.32 1228356 7994980 772 00:40:01 16126460 28223516 4046552 12.31 272828 11670060 4564916 13.46 3233060 12633388 484316 Average: 20876668 28349672 3939716 11.99 219900 7287721 4288401 12.65 1831953 9491167 180943 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:03 lo 5.46 5.46 0.53 0.53 0.00 0.00 0.00 0.00 00:20:03 ens3 48.73 38.22 225.45 11.97 0.00 0.00 0.00 0.00 00:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:02 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 00:30:02 ens3 44.45 34.38 17.31 19.69 0.00 0.00 0.00 0.00 00:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4490.66 4490.66 4287.93 4287.93 0.00 0.00 0.00 0.00 00:40:01 ens3 68.09 51.36 313.99 14.28 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1496.66 1496.66 1427.16 1427.16 0.00 0.00 0.00 0.00 Average: ens3 53.75 41.31 185.66 15.31 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-18904) 01/07/26 _x86_64_ (8 CPU) 00:05:15 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:03 all 39.29 0.00 1.31 0.04 0.08 59.27 00:20:03 0 37.62 0.00 1.30 0.05 0.08 60.95 00:20:03 1 42.33 0.00 1.59 0.03 0.09 55.96 00:20:03 2 44.23 0.00 1.50 0.03 0.08 54.17 00:20:03 3 36.76 0.00 1.11 0.08 0.08 61.97 00:20:03 4 42.14 0.00 1.23 0.06 0.08 56.49 00:20:03 5 37.86 0.00 1.20 0.04 0.08 60.82 00:20:03 6 33.97 0.00 1.28 0.01 0.08 64.67 00:20:03 7 39.41 0.00 1.29 0.03 0.08 59.18 00:30:02 all 34.97 0.00 1.40 0.02 0.08 63.53 00:30:02 0 30.16 0.00 1.37 0.06 0.08 68.33 00:30:02 1 33.95 0.00 1.26 0.04 0.07 64.69 00:30:02 2 46.03 0.00 1.84 0.02 0.09 52.02 00:30:02 3 38.04 0.00 1.42 0.03 0.08 60.43 00:30:02 4 31.67 0.00 1.20 0.03 0.08 67.03 00:30:02 5 34.95 0.00 1.27 0.00 0.08 63.70 00:30:02 6 31.93 0.00 1.45 0.02 0.08 66.52 00:30:02 7 33.00 0.00 1.40 0.00 0.08 65.52 00:40:01 all 19.96 0.00 2.12 0.14 0.06 77.72 00:40:01 0 13.38 0.00 1.08 0.31 0.06 85.16 00:40:01 1 26.80 0.00 2.99 0.02 0.06 70.13 00:40:01 2 21.38 0.00 2.81 0.13 0.06 75.61 00:40:01 3 22.62 0.00 2.55 0.10 0.06 74.68 00:40:01 4 18.71 0.00 1.23 0.07 0.05 79.95 00:40:01 5 14.57 0.00 1.56 0.30 0.06 83.50 00:40:01 6 27.03 0.00 3.72 0.15 0.06 69.04 00:40:01 7 15.28 0.00 1.04 0.00 0.05 83.63 Average: all 31.43 0.00 1.61 0.07 0.07 66.82 Average: 0 27.08 0.00 1.25 0.14 0.07 71.46 Average: 1 34.38 0.00 1.95 0.03 0.07 63.57 Average: 2 37.25 0.00 2.05 0.06 0.08 60.57 Average: 3 32.48 0.00 1.69 0.07 0.07 65.68 Average: 4 30.87 0.00 1.22 0.05 0.07 67.80 Average: 5 29.15 0.00 1.34 0.11 0.07 69.31 Average: 6 30.99 0.00 2.14 0.06 0.07 66.74 Average: 7 29.23 0.00 1.24 0.01 0.07 69.45