---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12230 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 17G 61G 22% / 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 713 11196 3 4079 14933 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:d7:dc:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83618sec preferred_lft 83618sec inet6 fe80::f816:3eff:fed7:dc7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:c9:d8:2d:53:d1 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-16g-12230) 11/20/25 _x86_64_ (4 CPU) 18:45:53 LINUX RESTART (4 CPU) 18:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:02 98.54 23.51 70.18 4.86 683.52 31254.77 23137.93 19:10:02 36.54 13.50 21.86 1.18 166.07 1144.55 802.05 19:20:02 5.11 0.04 4.79 0.28 0.96 175.40 196.69 19:30:02 10.78 0.01 10.22 0.56 0.40 608.49 457.64 Average: 37.74 9.26 26.76 1.72 212.74 8295.93 6148.67 18:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:02 211700 4104380 11825556 72.23 264572 3574128 13197188 75.75 2149428 13375160 168596 19:10:02 2693648 6281208 9651776 58.95 271776 3275324 10836376 62.20 2214524 10852504 596 19:20:02 3500400 7098944 8834020 53.95 272548 3285536 10092720 57.93 2217896 10045632 596 19:30:02 9337028 13057792 2879144 17.58 277060 3398288 3618432 20.77 2247964 4208452 472 Average: 3935694 7635581 8297624 50.68 271489 3383319 9436179 54.16 2207453 9620437 42565 18:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:02 lo 15.62 15.62 13.20 13.20 0.00 0.00 0.00 0.00 19:00:02 ens3 42.05 32.04 724.98 3.43 0.00 0.00 0.00 0.00 19:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:02 lo 41.30 41.30 20.51 20.51 0.00 0.00 0.00 0.00 19:10:02 ens3 1.62 1.78 0.34 0.31 0.00 0.00 0.00 0.00 19:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:02 lo 21.53 21.53 8.29 8.29 0.00 0.00 0.00 0.00 19:20:02 ens3 0.56 0.46 0.11 0.09 0.00 0.00 0.00 0.00 19:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:02 lo 12.39 12.39 6.47 6.47 0.00 0.00 0.00 0.00 19:30:02 ens3 0.67 0.57 0.19 0.15 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.71 22.71 12.12 12.12 0.00 0.00 0.00 0.00 Average: ens3 11.22 8.71 181.41 1.00 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-16g-12230) 11/20/25 _x86_64_ (4 CPU) 18:45:53 LINUX RESTART (4 CPU) 18:50:02 CPU %user %nice %system %iowait %steal %idle 19:00:02 all 57.62 0.00 2.63 1.37 0.10 38.29 19:00:02 0 57.69 0.00 2.53 0.77 0.10 38.90 19:00:02 1 57.69 0.00 2.89 1.63 0.11 37.68 19:00:02 2 57.61 0.00 2.63 1.40 0.10 38.26 19:00:02 3 57.47 0.00 2.45 1.68 0.10 38.30 19:10:02 all 42.15 0.07 1.71 0.14 0.10 55.83 19:10:02 0 41.72 0.00 1.75 0.21 0.10 56.22 19:10:02 1 41.67 0.27 1.74 0.13 0.10 56.09 19:10:02 2 42.55 0.00 1.77 0.15 0.10 55.43 19:10:02 3 42.65 0.00 1.60 0.07 0.10 55.58 19:20:02 all 9.33 0.00 0.61 0.03 0.08 89.94 19:20:02 0 9.23 0.00 0.57 0.06 0.08 90.06 19:20:02 1 9.62 0.00 0.69 0.03 0.08 89.59 19:20:02 2 9.27 0.00 0.60 0.02 0.08 90.04 19:20:02 3 9.21 0.00 0.60 0.02 0.08 90.09 19:30:02 all 17.84 0.00 0.76 0.10 0.08 81.21 19:30:02 0 17.97 0.00 0.77 0.10 0.08 81.08 19:30:02 1 18.26 0.00 0.75 0.26 0.08 80.65 19:30:02 2 17.31 0.00 0.79 0.01 0.08 81.81 19:30:02 3 17.83 0.00 0.75 0.03 0.08 81.31 Average: all 31.75 0.02 1.43 0.41 0.09 66.30 Average: 0 31.67 0.00 1.41 0.29 0.09 66.55 Average: 1 31.82 0.07 1.52 0.51 0.09 65.99 Average: 2 31.71 0.00 1.45 0.40 0.09 66.36 Average: 3 31.81 0.00 1.35 0.45 0.09 66.30