---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6273 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: 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 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 672 8183 4 7133 14973 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:a8:ef:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83603sec preferred_lft 83603sec inet6 fe80::f816:3eff:fea8:efe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:11:90:7c:c8:eb 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-6273) 09/09/26 _x86_64_ (4 CPU) 07:57:10 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:13 29.68 2.86 24.08 2.74 158.75 4320.39 4590.14 08:20:01 23.66 0.02 21.19 2.44 0.34 2113.37 22099.03 08:30:01 15.75 0.03 14.23 1.48 0.84 3390.87 17396.76 08:40:13 23.75 0.16 9.17 14.42 10.29 7207.49 230233.11 Average: 23.24 0.78 17.14 5.32 43.14 4283.67 69315.68 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:13 9060908 12874016 3082904 18.83 138028 3788572 3166064 18.17 709820 6207064 215124 08:20:01 9038280 13026488 2927684 17.88 160588 3916512 2899836 16.65 777320 6107592 15092 08:30:01 5500172 10368012 5583524 34.10 168620 4756404 5406204 31.03 1033448 9356876 29932 08:40:13 8429500 15372532 571992 3.49 185228 6748960 1127620 6.47 1789792 5593532 72 Average: 8007215 12910262 3041526 18.58 163116 4802612 3149931 18.08 1077595 6816266 65055 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:13 lo 1685.95 1685.95 1599.80 1599.80 0.00 0.00 0.00 0.00 08:10:13 ens3 128.86 103.50 995.67 19.38 0.00 0.00 0.00 0.00 08:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 1170.16 1170.16 1115.09 1115.09 0.00 0.00 0.00 0.00 08:20:01 ens3 24.51 20.60 21.70 10.17 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 573.60 573.60 2794.88 2794.88 0.00 0.00 0.00 0.00 08:30:01 ens3 12.11 10.80 14.55 6.24 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:13 lo 2400.30 2400.30 6824.15 6824.15 0.00 0.00 0.00 0.00 08:40:13 ens3 93.09 95.11 141.52 1193.65 0.00 0.00 0.00 0.00 08:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1464.66 1464.66 3104.99 3104.99 0.00 0.00 0.00 0.00 Average: ens3 65.28 58.09 297.23 311.90 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-6273) 09/09/26 _x86_64_ (4 CPU) 07:57:10 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:13 all 58.79 0.00 2.71 0.18 0.03 38.28 08:10:13 0 58.85 0.00 2.93 0.11 0.03 38.09 08:10:13 1 59.68 0.00 3.03 0.28 0.03 36.98 08:10:13 2 58.64 0.00 2.54 0.16 0.03 38.63 08:10:13 3 58.01 0.00 2.34 0.17 0.04 39.44 08:20:01 all 61.47 0.00 2.37 0.09 0.04 36.03 08:20:01 0 59.42 0.00 2.54 0.14 0.04 37.85 08:20:01 1 61.87 0.00 2.07 0.03 0.04 35.98 08:20:01 2 60.83 0.00 2.25 0.09 0.04 36.79 08:20:01 3 63.77 0.00 2.62 0.10 0.04 33.47 08:30:01 all 35.80 0.00 1.49 0.10 0.03 62.58 08:30:01 0 38.20 0.00 1.91 0.07 0.04 59.79 08:30:01 1 34.22 0.00 1.46 0.18 0.03 64.11 08:30:01 2 36.23 0.00 1.29 0.12 0.03 62.33 08:30:01 3 34.53 0.00 1.31 0.04 0.03 64.10 08:40:13 all 24.97 0.00 1.15 0.13 0.02 73.73 08:40:13 0 23.79 0.00 1.38 0.15 0.02 74.66 08:40:13 1 28.66 0.00 1.19 0.07 0.02 70.07 08:40:13 2 23.39 0.00 0.72 0.24 0.02 75.64 08:40:13 3 24.04 0.00 1.31 0.07 0.02 74.56 Average: all 45.13 0.00 1.93 0.13 0.03 52.78 Average: 0 44.93 0.00 2.19 0.12 0.03 52.73 Average: 1 46.00 0.00 1.94 0.14 0.03 51.89 Average: 2 44.65 0.00 1.70 0.15 0.03 53.47 Average: 3 44.94 0.00 1.89 0.09 0.03 53.05