---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11607 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 624 8877 4 6487 15022 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:d4:f4:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84264sec preferred_lft 84264sec inet6 fe80::f816:3eff:fed4:f429/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:d4:3f:c6:d5:f6 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-11607) 11/18/25 _x86_64_ (4 CPU) 10:39:17 LINUX RESTART (4 CPU) 10:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:08 32.16 4.01 16.36 11.79 714.84 3616.06 261646.95 11:00:08 25.82 0.40 22.20 3.22 19.58 2831.66 13709.62 11:10:10 35.02 0.03 31.53 3.47 0.36 8202.25 22664.65 Average: 31.01 1.48 23.37 6.16 244.86 4888.38 99330.60 10:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:08 11235376 14370084 1593268 9.73 118352 3187740 2023288 11.61 661028 4150208 176744 11:00:08 9559680 13352796 2604784 15.91 140084 3772796 2951628 16.94 889468 5519960 182604 11:10:10 6713100 12983632 2964704 18.11 168492 6129628 3236540 18.58 1749140 7417780 598352 Average: 9169385 13568837 2387585 14.58 142309 4363388 2737152 15.71 1099879 5695983 319233 10:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:08 lo 113.14 113.14 107.53 107.53 0.00 0.00 0.00 0.00 10:50:08 ens3 94.93 73.73 1050.78 11.04 0.00 0.00 0.00 0.00 10:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:08 lo 1572.06 1572.06 1490.88 1490.88 0.00 0.00 0.00 0.00 11:00:08 ens3 45.60 36.84 56.80 13.24 0.00 0.00 0.00 0.00 11:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:10 lo 1237.04 1237.04 1177.01 1177.01 0.00 0.00 0.00 0.00 11:10:10 ens3 52.55 43.38 154.91 15.61 0.00 0.00 0.00 0.00 11:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 973.87 973.87 924.94 924.94 0.00 0.00 0.00 0.00 Average: ens3 64.36 51.32 420.85 13.30 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-11607) 11/18/25 _x86_64_ (4 CPU) 10:39:17 LINUX RESTART (4 CPU) 10:40:08 CPU %user %nice %system %iowait %steal %idle 10:50:08 all 10.21 0.00 0.70 0.34 0.03 88.72 10:50:08 0 10.97 0.00 0.83 0.73 0.03 87.43 10:50:08 1 10.37 0.00 0.65 0.16 0.03 88.79 10:50:08 2 9.10 0.00 0.61 0.28 0.03 89.98 10:50:08 3 10.40 0.00 0.69 0.20 0.03 88.68 11:00:08 all 63.47 0.00 2.43 0.11 0.10 33.89 11:00:08 0 61.02 0.00 2.33 0.04 0.11 36.50 11:00:08 1 63.46 0.00 2.53 0.10 0.10 33.81 11:00:08 2 64.19 0.00 2.53 0.19 0.10 32.98 11:00:08 3 65.22 0.00 2.31 0.10 0.10 32.26 11:10:10 all 62.28 0.00 2.74 0.36 0.13 34.50 11:10:10 0 61.40 0.00 2.39 0.32 0.12 35.78 11:10:10 1 64.23 0.00 2.96 0.23 0.14 32.44 11:10:10 2 61.76 0.00 2.71 0.77 0.13 34.64 11:10:10 3 61.75 0.00 2.88 0.12 0.13 35.13 Average: all 45.30 0.00 1.95 0.27 0.09 52.40 Average: 0 44.44 0.00 1.85 0.36 0.09 53.26 Average: 1 45.99 0.00 2.05 0.16 0.09 51.71 Average: 2 45.00 0.00 1.95 0.41 0.09 52.55 Average: 3 45.76 0.00 1.96 0.14 0.09 52.06