---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8756 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 29G 127G 19% / 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 836 7906 4 23349 30787 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:ab:4a:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.27/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84752sec preferred_lft 84752sec inet6 fe80::f816:3eff:feab:4a44/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:59:34:4a:cd:81 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::4059:34ff:fe4a:cd81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-8756) 06/06/26 _x86_64_ (8 CPU) 07:56:57 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 274.82 0.12 248.45 26.26 6.13 48083.17 892662.15 08:20:01 254.22 1.25 245.32 7.66 17.14 48721.22 338119.68 Average: 264.54 0.68 246.89 16.97 11.63 48401.69 615822.53 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 18797588 31230624 1035164 3.15 313588 11987176 1664828 4.91 4864536 8315512 5888 08:20:01 7665472 30932820 1269064 3.86 489516 21951708 1961372 5.78 9653404 13907356 454952 Average: 13231530 31081722 1152114 3.51 401552 16969442 1813100 5.35 7258970 11111434 230420 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 08:10:01 ens3 155.19 92.88 1703.86 2094.23 0.00 0.00 0.00 0.00 08:10:01 docker0 11.62 30.94 0.77 683.46 0.00 0.00 0.00 0.00 08:20:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 08:20:01 ens3 134.08 87.86 2010.16 1639.69 0.00 0.00 0.00 0.00 08:20:01 docker0 28.93 42.68 2.24 871.46 0.00 0.00 0.00 0.00 08:20:01 vethcf6b203 21.79 29.91 1.61 666.40 0.00 0.00 0.00 0.05 Average: lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 144.65 90.38 1856.77 1867.31 0.00 0.00 0.00 0.00 Average: docker0 20.27 36.80 1.50 777.32 0.00 0.00 0.00 0.00 Average: vethcf6b203 10.88 14.93 0.81 332.68 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-8756) 06/06/26 _x86_64_ (8 CPU) 07:56:57 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 7.05 0.00 2.78 5.45 0.05 84.68 08:10:01 0 5.71 0.00 2.47 5.79 0.05 85.98 08:10:01 1 7.58 0.00 3.10 6.95 0.06 82.32 08:10:01 2 7.09 0.00 2.81 5.52 0.06 84.51 08:10:01 3 6.94 0.00 2.38 2.89 0.05 87.74 08:10:01 4 7.63 0.00 2.75 3.58 0.06 85.98 08:10:01 5 7.57 0.00 3.05 10.56 0.06 78.77 08:10:01 6 7.32 0.00 2.99 3.71 0.06 85.92 08:10:01 7 6.54 0.00 2.65 4.57 0.05 86.18 08:20:01 all 12.80 0.00 3.95 2.13 0.06 81.06 08:20:01 0 13.93 0.00 3.88 1.04 0.06 81.10 08:20:01 1 12.49 0.00 3.61 1.31 0.06 82.53 08:20:01 2 14.96 0.00 4.26 2.10 0.06 78.62 08:20:01 3 11.78 0.00 4.10 2.22 0.06 81.84 08:20:01 4 12.24 0.00 3.83 0.53 0.05 83.34 08:20:01 5 10.87 0.00 3.70 2.03 0.06 83.34 08:20:01 6 13.05 0.00 4.27 2.28 0.06 80.35 08:20:01 7 13.05 0.00 3.98 5.55 0.06 77.35 Average: all 9.91 0.00 3.36 3.80 0.06 82.87 Average: 0 9.81 0.00 3.17 3.42 0.05 83.54 Average: 1 10.03 0.00 3.35 4.14 0.06 82.42 Average: 2 11.02 0.00 3.53 3.82 0.06 81.58 Average: 3 9.35 0.00 3.24 2.56 0.05 84.80 Average: 4 9.93 0.00 3.29 2.06 0.05 84.67 Average: 5 9.21 0.00 3.37 6.31 0.06 81.04 Average: 6 10.17 0.00 3.63 3.00 0.06 83.15 Average: 7 9.78 0.00 3.32 5.06 0.05 81.79