---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6868 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 13G 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 671 7947 4 7369 14974 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:02:e5:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83950sec preferred_lft 83950sec inet6 fe80::f816:3eff:fe02:e5da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:16:14:6f:7c:38 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6868) 09/10/26 _x86_64_ (4 CPU) 19:03:20 LINUX RESTART (4 CPU) 19:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:11 23.97 0.03 21.35 2.59 0.36 2199.83 17618.59 19:30:35 27.13 0.03 24.35 2.74 0.86 4059.34 26089.12 19:40:43 10.68 0.16 9.61 0.91 10.20 7567.54 1841.94 Average: 20.64 0.07 18.49 2.08 3.79 4608.04 15271.71 19:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:11 8973576 13038008 2915504 17.81 153400 4005500 3001044 17.23 759584 6191040 13028 19:30:35 7226452 12291964 3658052 22.34 173360 4944132 3594952 20.63 1040572 7620608 368 19:40:43 8189688 15374776 567876 3.47 190352 6977696 1153636 6.62 1810552 5811720 20 Average: 8129905 13568249 2380477 14.54 172371 5309109 2583211 14.83 1203569 6541123 4472 19:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:11 lo 1342.61 1342.61 1273.87 1273.87 0.00 0.00 0.00 0.00 19:20:11 ens3 40.70 29.49 22.46 10.96 0.00 0.00 0.00 0.00 19:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:35 lo 1058.74 1058.74 1002.43 1002.43 0.00 0.00 0.00 0.00 19:30:35 ens3 37.76 27.48 24.34 11.07 0.00 0.00 0.00 0.00 19:30:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:43 lo 2508.25 2508.25 9166.36 9166.36 0.00 0.00 0.00 0.00 19:40:43 ens3 58.61 63.41 161.05 605.75 0.00 0.00 0.00 0.00 19:40:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1632.11 1632.11 3794.41 3794.41 0.00 0.00 0.00 0.00 Average: ens3 45.63 40.04 68.98 207.89 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6868) 09/10/26 _x86_64_ (4 CPU) 19:03:20 LINUX RESTART (4 CPU) 19:10:06 CPU %user %nice %system %iowait %steal %idle 19:20:11 all 61.78 0.00 2.42 0.06 0.02 35.73 19:20:11 0 59.43 0.00 2.11 0.05 0.01 38.39 19:20:11 1 61.62 0.00 2.11 0.09 0.02 36.16 19:20:11 2 62.25 0.00 2.74 0.05 0.02 34.94 19:20:11 3 63.81 0.00 2.70 0.03 0.02 33.44 19:30:35 all 46.71 0.00 2.20 0.10 0.01 50.97 19:30:35 0 46.32 0.00 2.21 0.09 0.01 51.37 19:30:35 1 44.31 0.00 2.23 0.09 0.01 53.35 19:30:35 2 47.74 0.00 2.17 0.10 0.01 49.98 19:30:35 3 48.48 0.00 2.19 0.13 0.02 49.18 19:40:43 all 31.46 0.00 1.38 0.13 0.01 67.02 19:40:43 0 22.25 0.00 1.73 0.28 0.01 75.74 19:40:43 1 26.18 0.00 1.04 0.06 0.01 72.70 19:40:43 2 39.89 0.00 1.67 0.09 0.01 58.34 19:40:43 3 37.54 0.00 1.09 0.09 0.02 61.27 Average: all 46.61 0.00 2.00 0.10 0.02 51.28 Average: 0 42.66 0.00 2.02 0.14 0.01 55.17 Average: 1 43.98 0.00 1.80 0.08 0.01 54.13 Average: 2 49.91 0.00 2.19 0.08 0.02 47.80 Average: 3 49.90 0.00 1.99 0.09 0.02 48.00