---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11655 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: 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: 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 685 11731 3 3573 14961 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:17:d9:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83665sec preferred_lft 83665sec inet6 fe80::f816:3eff:fe17:d967/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:e9:ec:8a:36:64 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-11655) 11/18/25 _x86_64_ (4 CPU) 18:45:39 LINUX RESTART (4 CPU) 18:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:04 76.35 4.31 67.60 4.44 732.77 31609.74 33208.84 19:10:07 53.34 28.47 23.51 1.36 341.27 1611.81 1517.35 19:20:08 10.30 0.14 9.60 0.56 6.83 337.18 438.07 19:30:08 11.87 0.33 10.93 0.61 15.44 898.01 722.35 Average: 37.91 8.34 27.83 1.74 273.27 8564.31 8919.10 18:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:04 2388480 6701464 9225872 56.35 259128 3960616 11711340 67.22 2154028 11172304 79552 19:10:07 8504624 11345640 4590816 28.04 262264 2620468 5324092 30.56 1997388 5356524 4772 19:20:08 6254816 9123808 6815768 41.63 263544 2646968 8281448 47.54 2007248 7610340 296 19:30:08 12255560 15324064 617588 3.77 271284 2838592 1323328 7.60 2053188 1551496 284 Average: 7350870 10623744 5312511 32.45 264055 3016661 6660052 38.23 2052963 6422666 21226 18:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:04 lo 14.94 14.94 12.94 12.94 0.00 0.00 0.00 0.00 19:00:04 ens3 43.24 32.54 771.26 3.64 0.00 0.00 0.00 0.00 19:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:07 lo 43.11 43.11 20.06 20.06 0.00 0.00 0.00 0.00 19:10:07 ens3 2.09 1.58 0.46 0.35 0.00 0.00 0.00 0.00 19:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:08 lo 23.26 23.26 10.85 10.85 0.00 0.00 0.00 0.00 19:20:08 ens3 0.76 0.74 0.15 0.12 0.00 0.00 0.00 0.00 19:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 lo 16.14 16.14 8.55 8.55 0.00 0.00 0.00 0.00 19:30:08 ens3 1.04 0.93 0.32 0.32 0.00 0.00 0.00 0.00 19:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.40 24.40 13.11 13.11 0.00 0.00 0.00 0.00 Average: ens3 11.71 8.90 191.78 1.10 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-11655) 11/18/25 _x86_64_ (4 CPU) 18:45:39 LINUX RESTART (4 CPU) 18:50:08 CPU %user %nice %system %iowait %steal %idle 19:00:04 all 53.19 0.00 2.46 1.85 0.13 42.38 19:00:04 0 53.80 0.00 2.51 0.80 0.13 42.77 19:00:04 1 52.98 0.00 2.31 1.03 0.13 43.55 19:00:04 2 52.17 0.00 2.44 1.33 0.12 43.93 19:00:04 3 53.81 0.00 2.58 4.22 0.12 39.26 19:10:07 all 42.62 0.00 1.83 0.50 0.13 54.92 19:10:07 0 42.85 0.00 1.95 0.36 0.13 54.71 19:10:07 1 43.16 0.00 1.79 0.36 0.13 54.56 19:10:07 2 43.31 0.00 1.82 0.49 0.13 54.25 19:10:07 3 41.17 0.00 1.75 0.79 0.12 56.16 19:20:08 all 23.70 0.00 1.01 0.06 0.11 75.12 19:20:08 0 23.40 0.00 0.87 0.08 0.10 75.55 19:20:08 1 23.51 0.00 1.02 0.04 0.11 75.33 19:20:08 2 23.90 0.00 1.10 0.12 0.11 74.77 19:20:08 3 24.00 0.00 1.05 0.02 0.11 74.83 19:30:08 all 17.33 0.00 0.74 0.08 0.10 81.75 19:30:08 0 17.28 0.00 0.67 0.08 0.09 81.88 19:30:08 1 17.76 0.00 0.68 0.03 0.10 81.43 19:30:08 2 17.55 0.00 0.81 0.04 0.10 81.51 19:30:08 3 16.73 0.00 0.81 0.16 0.11 82.20 Average: all 34.20 0.00 1.51 0.62 0.12 63.56 Average: 0 34.32 0.00 1.50 0.33 0.11 63.75 Average: 1 34.34 0.00 1.45 0.36 0.12 63.73 Average: 2 34.22 0.00 1.54 0.49 0.12 63.63 Average: 3 33.91 0.00 1.55 1.29 0.11 63.14