---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17843 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 23G 133G 15% / 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 850 14056 4 17185 30774 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:07:ae:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.97/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84815sec preferred_lft 84815sec inet6 fe80::f816:3eff:fe07:ae20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:21:92:8c:97:23 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::bc21:92ff:fe8c:9723/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17843) 06/19/26 _x86_64_ (8 CPU) 09:28:27 LINUX RESTART (8 CPU) 09:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:06 75.81 2.68 70.36 2.77 241.96 27156.68 32946.84 09:50:03 276.48 0.38 268.50 7.60 5.13 28706.22 20517.41 Average: 176.71 1.52 169.98 5.20 122.88 27935.78 26697.37 09:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:06 21926844 30005540 2280452 6.94 202144 7923216 2448252 7.22 2848732 7429404 240 09:50:03 13753220 29820164 2402804 7.31 464152 14935268 2499964 7.37 4979980 12635844 863428 Average: 17840032 29912852 2341628 7.13 333148 11429242 2474108 7.30 3914356 10032624 431834 09:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:06 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 09:40:06 ens3 199.49 146.13 2134.57 696.84 0.00 0.00 0.00 0.00 09:40:06 docker0 8.01 11.58 0.71 160.82 0.00 0.00 0.00 0.00 09:50:03 lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 09:50:03 ens3 151.11 109.02 1936.73 499.49 0.00 0.00 0.00 0.00 09:50:03 docker0 2.04 2.86 0.13 40.74 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 175.16 127.47 2035.10 597.62 0.00 0.00 0.00 0.00 Average: docker0 5.00 7.20 0.42 100.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17843) 06/19/26 _x86_64_ (8 CPU) 09:28:27 LINUX RESTART (8 CPU) 09:30:15 CPU %user %nice %system %iowait %steal %idle 09:40:06 all 17.08 0.00 1.62 3.98 0.06 77.26 09:40:06 0 15.75 0.00 1.47 2.04 0.05 80.69 09:40:06 1 20.42 0.00 2.00 3.18 0.06 74.34 09:40:06 2 20.26 0.00 1.93 7.20 0.07 70.54 09:40:06 3 15.52 0.00 1.49 6.09 0.06 76.84 09:40:06 4 15.49 0.00 1.53 1.45 0.05 81.48 09:40:06 5 13.46 0.00 1.32 7.34 0.05 77.83 09:40:06 6 17.49 0.00 1.66 1.48 0.05 79.32 09:40:06 7 18.28 0.00 1.55 3.08 0.05 77.04 09:50:03 all 12.22 0.00 2.29 3.36 0.06 82.07 09:50:03 0 9.22 0.00 1.60 1.77 0.06 87.35 09:50:03 1 7.69 0.00 1.80 6.78 0.06 83.67 09:50:03 2 17.59 0.00 3.08 4.02 0.08 75.24 09:50:03 3 16.54 0.00 3.27 2.12 0.07 78.00 09:50:03 4 14.05 0.00 2.44 1.93 0.06 81.52 09:50:03 5 7.58 0.00 2.09 3.13 0.06 87.14 09:50:03 6 16.95 0.00 2.46 4.91 0.07 75.62 09:50:03 7 8.13 0.00 1.63 2.23 0.05 87.96 Average: all 14.64 0.00 1.96 3.67 0.06 79.67 Average: 0 12.47 0.00 1.53 1.90 0.05 84.04 Average: 1 14.02 0.00 1.90 4.99 0.06 79.03 Average: 2 18.92 0.00 2.51 5.61 0.07 72.89 Average: 3 16.04 0.00 2.38 4.09 0.07 77.42 Average: 4 14.77 0.00 1.98 1.69 0.06 81.50 Average: 5 10.51 0.00 1.71 5.23 0.05 82.51 Average: 6 17.22 0.00 2.06 3.20 0.06 77.46 Average: 7 13.18 0.00 1.59 2.65 0.05 82.52