---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7775 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 759 19261 4 12070 30863 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:80:3c:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84540sec preferred_lft 84540sec inet6 fe80::f816:3eff:fe80:3c52/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:88:df:77:9b:33 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::e888:dfff:fe77:9b33/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7775) 09/13/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 10.97 0.32 10.19 0.46 13.51 5303.69 214.24 00:50:14 51.67 1.97 33.94 15.75 309.70 19296.76 483065.86 Average: 32.04 1.18 22.48 8.38 166.85 12547.69 250179.04 00:30:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21343980 28642708 3651992 11.11 174828 7236316 3926912 11.58 1824808 9118812 1608656 00:50:14 20014580 31685804 586672 1.79 233468 11360476 1482984 4.37 2997336 9031120 240 Average: 20679280 30164256 2119332 6.45 204148 9298396 2704948 7.98 2411072 9074966 804448 00:30:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 68.92 58.13 255.16 14.58 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:14 lo 209.72 209.72 205.45 205.45 0.00 0.00 0.00 0.00 00:50:14 ens3 122.70 111.80 333.05 1336.70 0.00 0.00 0.00 0.00 00:50:14 docker0 81.09 75.24 1327.40 10.17 0.00 0.00 0.00 0.00 00:50:14 veth8d23d96 81.08 75.25 1328.51 10.17 0.00 0.00 0.00 0.11 Average: lo 109.36 109.36 106.44 106.44 0.00 0.00 0.00 0.00 Average: ens3 96.76 85.91 295.48 699.02 0.00 0.00 0.00 0.00 Average: docker0 41.98 38.95 687.18 5.27 0.00 0.00 0.00 0.00 Average: veth8d23d96 41.98 38.96 687.75 5.27 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-7775) 09/13/26 _x86_64_ (8 CPU) 00:23:21 LINUX RESTART (8 CPU) 00:30:30 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.14 0.00 1.54 0.04 0.01 64.27 00:40:01 0 29.03 0.00 1.61 0.05 0.01 69.31 00:40:01 1 30.98 0.00 1.43 0.02 0.01 67.56 00:40:01 2 37.23 0.00 1.75 0.01 0.01 61.00 00:40:01 3 31.30 0.00 1.57 0.04 0.01 67.08 00:40:01 4 36.45 0.00 1.44 0.01 0.01 62.09 00:40:01 5 37.44 0.00 1.60 0.01 0.01 60.93 00:40:01 6 35.13 0.00 1.28 0.10 0.01 63.47 00:40:01 7 35.56 0.00 1.61 0.09 0.01 62.72 00:50:14 all 11.08 0.00 1.23 0.22 0.01 87.46 00:50:14 0 10.60 0.00 1.32 0.23 0.01 87.83 00:50:14 1 10.91 0.00 1.14 0.23 0.01 87.71 00:50:14 2 11.27 0.00 0.88 0.42 0.01 87.41 00:50:14 3 7.61 0.00 0.69 0.25 0.01 91.44 00:50:14 4 14.03 0.00 1.19 0.15 0.01 84.62 00:50:14 5 8.06 0.00 0.75 0.06 0.01 91.11 00:50:14 6 13.68 0.00 2.11 0.09 0.01 84.11 00:50:14 7 12.49 0.00 1.76 0.30 0.01 85.44 Average: all 22.20 0.00 1.38 0.13 0.01 76.28 Average: 0 19.50 0.00 1.46 0.14 0.01 78.89 Average: 1 20.58 0.00 1.28 0.13 0.01 78.00 Average: 2 23.78 0.00 1.30 0.23 0.01 74.68 Average: 3 19.03 0.00 1.11 0.15 0.01 79.70 Average: 4 24.84 0.00 1.31 0.08 0.01 73.75 Average: 5 22.24 0.00 1.16 0.04 0.01 76.55 Average: 6 24.02 0.00 1.71 0.10 0.01 74.16 Average: 7 23.61 0.00 1.69 0.20 0.01 74.49