---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1892 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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): 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 667 8768 4 6552 14979 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:a9:e2:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84221sec preferred_lft 84221sec inet6 fe80::f816:3eff:fea9:e215/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:e8:4c:e5:fb:0f 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1892) 11/28/25 _x86_64_ (4 CPU) 12:55:45 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 28.53 3.56 21.89 3.09 700.35 3997.57 26446.75 13:20:01 29.80 0.02 26.62 3.16 0.23 2520.17 28695.55 13:30:01 28.92 0.11 15.37 13.44 4.95 8953.61 264938.09 Average: 29.09 1.23 21.29 6.56 235.17 5157.12 106693.46 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 9702516 13297480 2661824 16.26 134920 3593212 2747280 15.77 827488 5463540 94016 13:20:01 8635460 12787660 3167704 19.35 157832 4086136 3492304 20.05 986644 6325796 211136 13:30:01 9026588 15375380 571940 3.49 175584 6194044 1091092 6.26 1770028 5066496 192 Average: 9121521 13820173 2133823 13.03 156112 4624464 2443559 14.03 1194720 5618611 101781 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 1363.82 1363.82 1293.50 1293.50 0.00 0.00 0.00 0.00 13:10:01 ens3 116.79 90.90 919.04 19.86 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1310.46 1310.46 1248.10 1248.10 0.00 0.00 0.00 0.00 13:20:01 ens3 40.77 31.15 26.43 10.75 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 437.50 437.50 4831.55 4831.55 0.00 0.00 0.00 0.00 13:30:01 ens3 72.42 74.80 131.44 617.92 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1037.26 1037.26 2457.72 2457.72 0.00 0.00 0.00 0.00 Average: ens3 76.66 65.62 358.97 216.18 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1892) 11/28/25 _x86_64_ (4 CPU) 12:55:45 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 52.94 0.00 2.27 0.15 0.09 44.55 13:10:01 0 53.05 0.00 2.47 0.13 0.09 44.26 13:10:01 1 52.11 0.00 2.26 0.08 0.09 45.46 13:10:01 2 54.14 0.00 2.14 0.09 0.09 43.55 13:10:01 3 52.47 0.00 2.22 0.29 0.08 44.94 13:20:01 all 65.26 0.00 2.44 0.07 0.10 32.12 13:20:01 0 65.03 0.00 2.08 0.05 0.11 32.74 13:20:01 1 65.44 0.00 2.68 0.08 0.10 31.70 13:20:01 2 64.98 0.00 2.57 0.12 0.11 32.23 13:20:01 3 65.59 0.00 2.45 0.05 0.09 31.81 13:30:01 all 36.43 0.00 1.39 0.30 0.08 61.80 13:30:01 0 41.76 0.00 1.21 0.10 0.08 56.86 13:30:01 1 36.43 0.00 1.74 0.15 0.09 61.59 13:30:01 2 32.68 0.00 1.41 0.71 0.08 65.12 13:30:01 3 34.82 0.00 1.21 0.26 0.08 63.63 Average: all 51.54 0.00 2.04 0.18 0.09 46.16 Average: 0 53.28 0.00 1.92 0.09 0.09 44.62 Average: 1 51.32 0.00 2.23 0.10 0.09 46.26 Average: 2 50.60 0.00 2.04 0.31 0.09 46.97 Average: 3 50.96 0.00 1.96 0.20 0.09 46.80