---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-49535 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): 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 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: 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 745 18856 4 12490 30878 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:6a:e2:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83996sec preferred_lft 83996sec inet6 fe80::f816:3eff:fe6a:e2e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:00:5a:b6:7f:dc 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::c400:5aff:feb6:7fdc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-49535) 09/22/26 _x86_64_ (8 CPU) 13:10:59 LINUX RESTART (8 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:15 12.81 0.30 12.07 0.44 12.51 9145.43 644.74 13:40:01 34.69 2.03 31.58 1.08 322.25 16934.36 3510.78 13:50:01 8.72 0.16 8.28 0.28 10.02 694.62 379.06 Average: 18.56 0.81 17.15 0.60 112.39 8860.05 1488.01 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:15 21531372 28966288 3327952 10.13 175504 7369124 3288936 9.70 1845924 8893536 363000 13:40:01 19552432 31652748 620184 1.89 233480 11777772 1517872 4.48 3080496 9403972 72 13:50:01 17787976 30064344 2205356 6.71 235824 11939432 2842672 8.38 3115740 11122736 20732 Average: 19623927 30227793 2051164 6.24 214936 10362109 2549827 7.52 2680720 9806748 127935 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:15 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 13:30:15 ens3 62.91 52.05 226.35 13.08 0.00 0.00 0.00 0.00 13:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 261.59 261.59 255.70 255.70 0.00 0.00 0.00 0.00 13:40:01 ens3 57.03 45.09 342.77 126.26 0.00 0.00 0.00 0.00 13:40:01 docker0 15.41 12.99 117.44 2.48 0.00 0.00 0.00 0.00 13:40:01 veth9c4abe2 15.41 13.00 117.65 2.48 0.00 0.00 0.00 0.01 13:50:01 lo 15.27 15.27 1.61 1.61 0.00 0.00 0.00 0.00 13:50:01 ens3 169.97 180.21 286.65 2634.87 0.00 0.00 0.00 0.00 13:50:01 docker0 74.48 70.66 1261.01 8.31 0.00 0.00 0.00 0.00 Average: lo 90.61 90.61 83.72 83.72 0.00 0.00 0.00 0.00 Average: ens3 96.70 92.52 284.31 924.10 0.00 0.00 0.00 0.00 Average: docker0 29.85 27.79 458.66 3.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-49535) 09/22/26 _x86_64_ (8 CPU) 13:10:59 LINUX RESTART (8 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:15 all 33.47 0.00 1.64 0.06 0.02 64.81 13:30:15 0 30.58 0.00 2.00 0.05 0.02 67.34 13:30:15 1 35.42 0.00 1.85 0.02 0.02 62.69 13:30:15 2 29.42 0.00 1.34 0.06 0.02 69.16 13:30:15 3 36.94 0.00 1.60 0.01 0.03 61.42 13:30:15 4 34.38 0.00 1.78 0.04 0.02 63.78 13:30:15 5 30.44 0.00 1.45 0.08 0.01 68.02 13:30:15 6 33.80 0.00 1.47 0.03 0.02 64.67 13:30:15 7 36.78 0.00 1.59 0.17 0.04 61.42 13:40:01 all 10.17 0.00 1.01 0.16 0.01 88.65 13:40:01 0 10.70 0.00 1.10 0.17 0.01 88.02 13:40:01 1 9.55 0.00 0.98 0.05 0.01 89.41 13:40:01 2 10.39 0.00 1.01 0.11 0.01 88.48 13:40:01 3 11.11 0.00 1.29 0.50 0.01 87.08 13:40:01 4 14.91 0.00 1.26 0.04 0.01 83.78 13:40:01 5 8.79 0.00 0.89 0.06 0.01 90.26 13:40:01 6 8.64 0.00 0.80 0.27 0.01 90.29 13:40:01 7 7.28 0.00 0.72 0.11 0.01 91.87 13:50:01 all 7.41 0.00 0.54 0.02 0.01 92.02 13:50:01 0 4.17 0.00 0.36 0.09 0.01 95.38 13:50:01 1 4.67 0.00 0.18 0.00 0.01 95.14 13:50:01 2 9.18 0.00 0.38 0.05 0.01 90.39 13:50:01 3 12.82 0.00 1.34 0.01 0.01 85.82 13:50:01 4 15.57 0.00 1.11 0.00 0.01 83.30 13:50:01 5 4.64 0.00 0.50 0.02 0.01 94.83 13:50:01 6 3.88 0.00 0.22 0.00 0.01 95.89 13:50:01 7 4.33 0.00 0.23 0.02 0.01 95.41 Average: all 17.19 0.00 1.07 0.08 0.01 81.65 Average: 0 15.31 0.00 1.16 0.10 0.01 83.42 Average: 1 16.72 0.00 1.01 0.03 0.01 82.23 Average: 2 16.49 0.00 0.91 0.07 0.01 82.51 Average: 3 20.48 0.00 1.41 0.17 0.02 77.92 Average: 4 21.76 0.00 1.39 0.03 0.02 76.80 Average: 5 14.79 0.00 0.95 0.05 0.01 84.20 Average: 6 15.63 0.00 0.84 0.10 0.01 83.42 Average: 7 16.35 0.00 0.86 0.10 0.02 82.67