---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58628 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 14G 65G 17% / 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 647 7595 4 7746 14998 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:36:98:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83654sec preferred_lft 83654sec inet6 fe80::f816:3eff:fe36:98ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:87:e5:be:73:bd 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 inet6 fe80::c887:e5ff:febe:73bd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58628) 09/25/26 _x86_64_ (4 CPU) 11:35:28 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:05 21.13 0.10 18.37 2.65 7.80 2222.07 12221.50 12:00:15 32.64 0.02 29.09 3.52 0.59 2409.66 27855.17 12:10:01 23.16 0.03 8.33 14.81 0.62 3201.75 243729.27 12:20:15 28.86 1.92 25.69 1.25 314.99 8919.45 10852.25 Average: 26.50 0.53 20.51 5.46 82.39 4210.94 71973.31 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:05 8524008 12248068 3709292 22.65 139020 3698548 3702208 21.25 689316 6751672 1916 12:00:15 8710648 12831216 3122852 19.07 165540 4040336 3101636 17.80 809372 6418048 23136 12:10:01 5272320 10106852 5844484 35.70 169640 4723692 5527916 31.73 1045892 9579692 504 12:20:15 7860448 15431028 507468 3.10 203940 7315360 1117172 6.41 1947028 5955332 20 Average: 7591856 12654291 3296024 20.13 169535 4944484 3362233 19.30 1122902 7176186 6394 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:05 lo 1280.35 1280.35 1214.02 1214.02 0.00 0.00 0.00 0.00 11:50:05 ens3 30.63 27.11 66.80 8.20 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 12:00:15 lo 1331.66 1331.66 1269.01 1269.01 0.00 0.00 0.00 0.00 12:00:15 ens3 17.84 16.11 14.61 5.34 0.00 0.00 0.00 0.00 12:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 563.17 563.17 7202.82 7202.82 0.00 0.00 0.00 0.00 12:10:01 ens3 9.94 8.05 8.54 3.00 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:15 lo 2132.73 2132.73 2388.86 2388.86 0.00 0.00 0.00 0.00 12:20:15 ens3 178.23 201.88 450.65 2385.59 0.00 0.00 0.00 0.00 12:20:15 docker0 95.50 81.74 1191.18 10.31 0.00 0.00 0.00 0.00 Average: lo 1336.24 1336.24 2979.26 2979.26 0.00 0.00 0.00 0.00 Average: ens3 59.93 64.17 137.12 611.03 0.00 0.00 0.00 0.00 Average: docker0 24.30 20.79 303.04 2.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58628) 09/25/26 _x86_64_ (4 CPU) 11:35:28 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:05 all 65.22 0.00 2.68 0.13 0.03 31.95 11:50:05 0 65.52 0.00 2.75 0.09 0.03 31.61 11:50:05 1 63.96 0.00 2.64 0.18 0.03 33.20 11:50:05 2 66.80 0.00 2.90 0.07 0.03 30.20 11:50:05 3 64.60 0.00 2.43 0.16 0.02 32.79 12:00:15 all 58.59 0.00 2.63 0.20 0.02 38.57 12:00:15 0 57.78 0.00 2.91 0.10 0.02 39.19 12:00:15 1 58.96 0.00 2.70 0.23 0.02 38.10 12:00:15 2 58.63 0.00 2.39 0.31 0.02 38.65 12:00:15 3 58.99 0.00 2.52 0.15 0.02 38.33 12:10:01 all 31.23 0.00 1.27 0.19 0.01 67.30 12:10:01 0 30.96 0.00 1.17 0.09 0.01 67.77 12:10:01 1 32.45 0.00 1.50 0.29 0.02 65.74 12:10:01 2 30.37 0.00 1.36 0.32 0.01 67.93 12:10:01 3 31.11 0.00 1.04 0.08 0.02 67.74 12:20:15 all 27.25 0.00 2.11 0.70 0.01 69.92 12:20:15 0 25.66 0.00 2.08 0.68 0.01 71.57 12:20:15 1 21.54 0.00 1.85 0.64 0.01 75.96 12:20:15 2 24.12 0.00 1.50 0.93 0.01 73.44 12:20:15 3 37.72 0.00 3.03 0.55 0.02 58.68 Average: all 45.63 0.00 2.18 0.31 0.02 51.87 Average: 0 45.03 0.00 2.23 0.24 0.02 52.47 Average: 1 44.26 0.00 2.18 0.33 0.02 53.21 Average: 2 45.00 0.00 2.04 0.41 0.02 52.53 Average: 3 48.22 0.00 2.27 0.24 0.02 49.26