---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11385 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 748 20026 4 11316 30875 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:1d:61:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.93/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84649sec preferred_lft 84649sec inet6 fe80::f816:3eff:fe1d:6155/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:c7:f1:f5:f0:c0 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-8c-8g-11385) 08/11/26 _x86_64_ (8 CPU) 14:54:22 LINUX RESTART (8 CPU) 15:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:12 20.44 0.79 18.50 1.15 19.56 4990.62 1506.72 15:20:13 11.57 0.05 10.30 1.22 6.06 3008.89 2055.66 Average: 16.00 0.42 14.40 1.18 12.80 3998.86 1781.44 15:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:12 15874548 24698236 7548168 22.97 471808 7889076 9880608 29.14 1485028 14289128 1672 15:20:13 16193860 25856720 6385988 19.43 478512 8686288 9595600 28.30 1572652 13844544 2188 Average: 16034204 25277478 6967078 21.20 475160 8287682 9738104 28.72 1528840 14066836 1930 15:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:12 lo 3.90 3.90 1.32 1.32 0.00 0.00 0.00 0.00 15:10:12 ens3 235.97 148.33 422.58 58.75 0.00 0.00 0.00 0.00 15:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:13 lo 4.23 4.23 0.70 0.70 0.00 0.00 0.00 0.00 15:20:13 ens3 100.52 61.17 98.25 29.60 0.00 0.00 0.00 0.00 15:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.06 4.06 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 168.19 104.71 260.27 44.16 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-8c-8g-11385) 08/11/26 _x86_64_ (8 CPU) 14:54:22 LINUX RESTART (8 CPU) 15:00:12 CPU %user %nice %system %iowait %steal %idle 15:10:12 all 80.42 0.00 2.60 0.01 0.15 16.82 15:10:12 0 77.41 0.00 2.59 0.01 0.14 19.85 15:10:12 1 81.68 0.00 2.52 0.03 0.15 15.62 15:10:12 2 86.01 0.00 2.61 0.01 0.15 11.21 15:10:12 3 81.06 0.00 2.54 0.00 0.15 16.25 15:10:12 4 81.01 0.00 2.49 0.00 0.15 16.35 15:10:12 5 79.61 0.00 2.62 0.02 0.15 17.60 15:10:12 6 77.95 0.00 2.70 0.00 0.14 19.21 15:10:12 7 78.63 0.00 2.73 0.01 0.14 18.49 15:20:13 all 96.94 0.00 2.86 0.00 0.16 0.04 15:20:13 0 97.00 0.00 2.79 0.00 0.16 0.04 15:20:13 1 96.95 0.00 2.86 0.00 0.16 0.04 15:20:13 2 96.81 0.00 2.97 0.00 0.16 0.06 15:20:13 3 96.92 0.00 2.89 0.00 0.16 0.03 15:20:13 4 96.99 0.00 2.82 0.00 0.15 0.03 15:20:13 5 96.84 0.00 2.96 0.00 0.16 0.03 15:20:13 6 96.98 0.00 2.82 0.00 0.15 0.04 15:20:13 7 97.06 0.00 2.76 0.00 0.16 0.03 Average: all 88.70 0.00 2.73 0.01 0.15 8.42 Average: 0 87.22 0.00 2.69 0.00 0.15 9.93 Average: 1 89.33 0.00 2.69 0.02 0.15 7.82 Average: 2 91.42 0.00 2.79 0.01 0.15 5.63 Average: 3 89.00 0.00 2.72 0.00 0.15 8.13 Average: 4 89.01 0.00 2.66 0.00 0.15 8.18 Average: 5 88.24 0.00 2.79 0.01 0.15 8.80 Average: 6 87.48 0.00 2.76 0.00 0.15 9.61 Average: 7 87.86 0.00 2.74 0.00 0.15 9.24