---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2739 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 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 11G 67G 14% / 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 675 10438 4 4875 14971 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:98:7f:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82688sec preferred_lft 82688sec inet6 fe80::f816:3eff:fe98:7f99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:44:62:5c:cd:d8 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-2739) 08/07/26 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:41 1.84 0.01 1.81 0.01 0.66 33.54 0.36 00:20:01 9.82 2.00 7.53 0.29 131.69 1873.09 150.01 00:30:00 11.53 0.48 9.96 1.09 18.88 2195.68 2951.37 00:40:00 32.99 0.58 28.30 4.11 21.99 3665.40 12036.64 Average: 13.91 0.73 11.80 1.37 41.13 1911.13 3782.36 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:41 12983992 15491324 483204 2.95 100592 2595432 990636 5.69 345924 2719360 112 00:20:01 11198120 14292892 1669712 10.20 122284 3119232 1983280 11.38 501920 4305456 40188 00:30:00 9510140 13231576 2725144 16.64 151996 3655012 3020944 17.34 663252 5778756 24548 00:40:00 10739272 15372964 577624 3.53 175800 4487372 1070128 6.14 912844 4213396 3644 Average: 11107881 14597189 1363921 8.33 137668 3464262 1766247 10.14 605985 4254242 17123 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:41 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 00:10:41 ens3 7.93 6.21 93.10 0.74 0.00 0.00 0.00 0.00 00:10:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 00:20:01 ens3 61.62 51.75 634.82 9.65 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 00:30:00 ens3 69.89 55.29 96.97 18.56 0.00 0.00 0.00 0.00 00:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:00 lo 1815.57 1815.57 1718.29 1718.29 0.00 0.00 0.00 0.00 00:40:00 ens3 124.74 107.35 443.93 188.68 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 454.55 454.55 429.78 429.78 0.00 0.00 0.00 0.00 Average: ens3 65.15 54.39 308.26 54.27 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-2739) 08/07/26 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:41 all 0.15 0.00 0.05 0.02 0.02 99.77 00:10:41 0 0.03 0.00 0.02 0.01 0.02 99.92 00:10:41 1 0.05 0.00 0.06 0.01 0.02 99.86 00:10:41 2 0.28 0.00 0.07 0.02 0.01 99.61 00:10:41 3 0.23 0.00 0.03 0.06 0.02 99.67 00:20:01 all 23.77 0.00 0.79 0.06 0.05 75.32 00:20:01 0 23.80 0.00 0.68 0.07 0.04 75.40 00:20:01 1 24.05 0.00 0.64 0.02 0.05 75.24 00:20:01 2 23.77 0.00 0.97 0.05 0.04 75.17 00:20:01 3 23.46 0.00 0.88 0.13 0.05 75.48 00:30:00 all 72.04 0.00 2.27 0.06 0.11 25.52 00:30:00 0 72.99 0.00 2.39 0.02 0.11 24.48 00:30:00 1 72.46 0.00 2.28 0.12 0.11 25.03 00:30:00 2 69.85 0.00 2.05 0.02 0.11 27.97 00:30:00 3 72.85 0.00 2.37 0.07 0.11 24.59 00:40:00 all 39.60 0.00 2.00 0.13 0.08 58.20 00:40:00 0 38.28 0.00 1.75 0.12 0.08 59.77 00:40:00 1 42.32 0.00 2.15 0.11 0.08 55.35 00:40:00 2 40.15 0.00 2.20 0.13 0.08 57.44 00:40:00 3 37.63 0.00 1.90 0.15 0.08 60.23 Average: all 33.47 0.00 1.27 0.07 0.06 65.14 Average: 0 33.36 0.00 1.20 0.05 0.06 65.33 Average: 1 34.30 0.00 1.27 0.06 0.07 64.30 Average: 2 33.09 0.00 1.31 0.06 0.06 65.49 Average: 3 33.12 0.00 1.28 0.10 0.06 65.43