---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28527 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 12G 144G 8% / 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 933 24843 4 6315 30691 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:86:e4:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84487sec preferred_lft 84487sec inet6 fe80::f816:3eff:fe86:e4da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:77:39:ff:f2:55 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-28527) 01/12/26 _x86_64_ (8 CPU) 09:44:53 LINUX RESTART (8 CPU) 09:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:14 30.78 0.50 26.69 3.59 398.94 3624.45 9524.72 10:10:01 52.48 0.01 32.69 19.78 0.26 3307.40 535168.85 Average: 41.39 0.26 29.62 11.51 203.99 3469.42 266553.45 09:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:14 25438772 29338868 2968312 9.03 169292 3950352 3026156 8.92 931240 6027452 194328 10:10:01 24959060 29297892 3005396 9.15 208384 4301348 3563948 10.51 1072520 6321320 40096 Average: 25198916 29318380 2986854 9.09 188838 4125850 3295052 9.72 1001880 6174386 117212 09:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:14 lo 1278.92 1278.92 1216.47 1216.47 0.00 0.00 0.00 0.00 10:00:14 ens3 33.69 25.01 137.38 7.42 0.00 0.00 0.00 0.00 10:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 1983.27 1983.27 1887.90 1887.90 0.00 0.00 0.00 0.00 10:10:01 ens3 28.80 23.12 9.03 7.82 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1623.33 1623.33 1544.79 1544.79 0.00 0.00 0.00 0.00 Average: ens3 31.30 24.08 74.62 7.61 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-28527) 01/12/26 _x86_64_ (8 CPU) 09:44:53 LINUX RESTART (8 CPU) 09:50:00 CPU %user %nice %system %iowait %steal %idle 10:00:14 all 36.66 0.00 1.53 0.06 0.08 61.68 10:00:14 0 34.52 0.00 1.43 0.03 0.07 63.94 10:00:14 1 34.03 0.00 1.60 0.05 0.07 64.24 10:00:14 2 37.50 0.00 1.56 0.06 0.08 60.80 10:00:14 3 39.71 0.00 1.62 0.03 0.08 58.56 10:00:14 4 33.47 0.00 1.51 0.12 0.07 64.83 10:00:14 5 37.27 0.00 1.55 0.09 0.08 61.02 10:00:14 6 37.76 0.00 1.45 0.05 0.08 60.67 10:00:14 7 39.01 0.00 1.47 0.06 0.08 59.37 10:10:01 all 39.80 0.00 1.90 0.08 0.08 58.14 10:10:01 0 39.14 0.00 1.74 0.04 0.09 59.00 10:10:01 1 42.70 0.00 1.99 0.15 0.09 55.07 10:10:01 2 38.60 0.00 2.03 0.07 0.08 59.22 10:10:01 3 41.83 0.00 1.93 0.05 0.09 56.11 10:10:01 4 39.73 0.00 1.99 0.17 0.08 58.03 10:10:01 5 39.90 0.00 1.83 0.06 0.08 58.13 10:10:01 6 38.83 0.00 2.00 0.03 0.08 59.06 10:10:01 7 37.71 0.00 1.68 0.07 0.08 60.46 Average: all 38.20 0.00 1.71 0.07 0.08 59.95 Average: 0 36.78 0.00 1.58 0.03 0.08 61.53 Average: 1 38.26 0.00 1.79 0.10 0.08 59.76 Average: 2 38.04 0.00 1.79 0.06 0.08 60.03 Average: 3 40.75 0.00 1.77 0.04 0.08 57.36 Average: 4 36.53 0.00 1.74 0.14 0.08 61.51 Average: 5 38.55 0.00 1.68 0.07 0.08 59.61 Average: 6 38.28 0.00 1.72 0.04 0.08 59.88 Average: 7 38.37 0.00 1.58 0.07 0.08 59.90