---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11917 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 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 640 8767 4 6581 15006 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:9e:eb:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84124sec preferred_lft 84124sec inet6 fe80::f816:3eff:fe9e:eb8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:03:c1:7b:88:39 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-11917) 11/19/25 _x86_64_ (4 CPU) 11:37:37 LINUX RESTART (4 CPU) 11:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:05 22.13 3.48 16.61 2.04 636.35 7695.53 16810.87 12:00:00 27.67 0.03 24.38 3.26 1.37 2399.48 11136.70 12:10:05 21.42 0.02 19.25 2.14 0.48 4108.90 10601.16 Average: 23.72 1.18 20.07 2.48 212.73 4739.77 12847.96 11:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:05 9872964 13290468 2669912 16.31 124616 3441628 2827884 16.23 795140 5347552 63340 12:00:00 8759684 12572592 3383104 20.66 148484 3777988 3310288 19.00 921400 6284876 12864 12:10:05 7670912 12504992 3447144 21.05 161548 4743588 3336956 19.15 1209564 7013620 34484 Average: 8767853 12789351 3166720 19.34 144883 3987735 3158376 18.13 975368 6215349 36896 11:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:05 lo 735.64 735.64 699.61 699.61 0.00 0.00 0.00 0.00 11:50:05 ens3 101.68 80.17 1009.69 15.07 0.00 0.00 0.00 0.00 11:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 1589.20 1589.20 1508.63 1508.63 0.00 0.00 0.00 0.00 12:00:00 ens3 39.70 32.62 16.50 11.79 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:05 lo 753.69 753.69 5098.86 5098.86 0.00 0.00 0.00 0.00 12:10:05 ens3 39.02 30.96 89.86 10.57 0.00 0.00 0.00 0.00 12:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1023.67 1023.67 2446.49 2446.49 0.00 0.00 0.00 0.00 Average: ens3 60.13 47.91 372.24 12.47 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-11917) 11/19/25 _x86_64_ (4 CPU) 11:37:37 LINUX RESTART (4 CPU) 11:40:05 CPU %user %nice %system %iowait %steal %idle 11:50:05 all 33.97 0.00 1.60 0.65 0.07 63.71 11:50:05 0 33.93 0.00 1.55 0.88 0.07 63.58 11:50:05 1 34.15 0.00 1.69 1.11 0.08 62.98 11:50:05 2 33.62 0.00 1.63 0.26 0.07 64.42 11:50:05 3 34.17 0.00 1.54 0.36 0.07 63.86 12:00:00 all 66.55 0.00 2.46 0.10 0.10 30.79 12:00:00 0 67.78 0.00 2.38 0.19 0.11 29.55 12:00:00 1 65.94 0.00 2.39 0.10 0.10 31.48 12:00:00 2 66.57 0.00 2.70 0.03 0.10 30.59 12:00:00 3 65.92 0.00 2.35 0.07 0.10 31.55 12:10:05 all 51.53 0.00 1.86 0.18 0.09 46.34 12:10:05 0 48.92 0.00 1.84 0.15 0.09 49.00 12:10:05 1 55.53 0.00 1.98 0.05 0.09 42.35 12:10:05 2 46.35 0.00 1.79 0.22 0.09 51.55 12:10:05 3 55.30 0.00 1.84 0.31 0.09 42.46 Average: all 50.63 0.00 1.97 0.31 0.09 47.00 Average: 0 50.14 0.00 1.92 0.41 0.09 47.45 Average: 1 51.83 0.00 2.02 0.42 0.09 45.65 Average: 2 48.78 0.00 2.04 0.17 0.09 48.92 Average: 3 51.77 0.00 1.91 0.25 0.09 45.99