---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12178 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 693 8941 4 6354 14953 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:93:9f:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84398sec preferred_lft 84398sec inet6 fe80::f816:3eff:fe93:9fee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:c6:39:b0:6b:12 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-12178) 11/20/25 _x86_64_ (4 CPU) 10:37:29 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:00 20.54 3.38 15.30 1.87 493.57 3315.96 3283.27 11:00:00 25.98 0.03 22.83 3.12 1.28 2330.83 35523.27 11:10:00 29.70 0.11 26.41 3.19 5.09 9206.47 20776.03 Average: 25.41 1.17 21.51 2.72 166.64 4951.08 19861.04 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:00 10466684 13651524 2310576 14.11 121996 3220836 2359860 13.55 690864 4860328 29552 11:00:00 8811616 12460660 3497412 21.36 143688 3620712 3796408 21.79 838332 6332684 38204 11:10:00 9196560 15342132 606228 3.70 171384 6003576 1086436 6.24 1694156 4976044 2316 Average: 9491620 13818105 2138072 13.06 145689 4281708 2414235 13.86 1074451 5389685 23357 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:00 lo 734.84 734.84 698.77 698.77 0.00 0.00 0.00 0.00 10:50:00 ens3 100.36 79.53 942.54 14.95 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 1346.68 1346.68 1276.87 1276.87 0.00 0.00 0.00 0.00 11:00:00 ens3 42.36 33.22 19.66 12.04 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 752.29 752.29 705.15 705.15 0.00 0.00 0.00 0.00 11:10:00 ens3 116.00 115.54 171.79 1057.68 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 944.61 944.61 893.60 893.60 0.00 0.00 0.00 0.00 Average: ens3 86.24 76.10 377.99 361.55 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-12178) 11/20/25 _x86_64_ (4 CPU) 10:37:29 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:00 all 31.42 0.00 1.45 0.12 0.05 66.96 10:50:00 0 32.32 0.00 1.66 0.09 0.05 65.89 10:50:00 1 31.86 0.00 1.40 0.10 0.05 66.59 10:50:00 2 30.31 0.00 1.26 0.20 0.05 68.17 10:50:00 3 31.20 0.00 1.47 0.09 0.05 67.20 11:00:00 all 64.98 0.00 2.39 0.09 0.08 32.45 11:00:00 0 67.36 0.00 2.04 0.07 0.08 30.45 11:00:00 1 62.94 0.00 2.56 0.06 0.08 34.36 11:00:00 2 64.04 0.00 2.64 0.14 0.08 33.10 11:00:00 3 65.59 0.00 2.33 0.10 0.08 31.90 11:10:00 all 40.56 0.00 1.86 0.25 0.07 57.26 11:10:00 0 40.47 0.00 1.79 0.15 0.07 57.52 11:10:00 1 39.28 0.00 1.90 0.53 0.07 58.22 11:10:00 2 44.17 0.00 2.05 0.18 0.07 53.52 11:10:00 3 38.32 0.00 1.68 0.15 0.07 59.78 Average: all 45.64 0.00 1.90 0.15 0.07 52.24 Average: 0 46.71 0.00 1.83 0.10 0.07 51.29 Average: 1 44.68 0.00 1.95 0.23 0.07 53.07 Average: 2 46.15 0.00 1.99 0.17 0.07 51.62 Average: 3 45.02 0.00 1.83 0.11 0.07 52.97