---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-49531 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 776 19198 4 12117 30847 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:88:fb:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84099sec preferred_lft 84099sec inet6 fe80::f816:3eff:fe88:fb00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:17:9a:d5:ee:f4 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::e417:9aff:fed5:eef4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-49531) 09/22/26 _x86_64_ (8 CPU) 13:10:55 LINUX RESTART (8 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:12 15.47 0.44 14.51 0.53 16.79 10978.05 138.72 13:40:23 30.69 1.82 27.94 0.94 304.69 13284.22 1959.24 Average: 23.08 1.13 21.22 0.73 160.69 12130.76 1048.68 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:12 19463340 28199636 4089372 12.44 192820 8587904 4129108 12.18 2061240 10679148 1100920 13:40:23 19928168 31646020 626396 1.91 235052 11391620 1522680 4.49 3019248 9077236 140 Average: 19695754 29922828 2357884 7.17 213936 9989762 2825894 8.33 2540244 9878192 550530 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:12 lo 78.04 78.04 72.95 72.95 0.00 0.00 0.00 0.00 13:30:12 ens3 86.34 69.21 351.60 16.55 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:23 lo 151.42 151.42 150.01 150.01 0.00 0.00 0.00 0.00 13:40:23 ens3 106.45 103.02 214.40 1252.60 0.00 0.00 0.00 0.00 13:40:23 docker0 81.86 73.09 1245.33 8.07 0.00 0.00 0.00 0.00 13:40:23 veth98ce9d5 81.85 73.10 1246.45 8.07 0.00 0.00 0.00 0.10 Average: lo 114.72 114.72 111.47 111.47 0.00 0.00 0.00 0.00 Average: ens3 96.40 86.11 283.02 634.37 0.00 0.00 0.00 0.00 Average: docker0 40.92 36.53 622.46 4.03 0.00 0.00 0.00 0.00 Average: veth98ce9d5 40.91 36.54 623.02 4.03 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-49531) 09/22/26 _x86_64_ (8 CPU) 13:10:55 LINUX RESTART (8 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:12 all 31.92 0.00 1.55 0.07 0.01 66.44 13:30:12 0 30.25 0.00 1.78 0.01 0.01 67.95 13:30:12 1 31.55 0.00 1.86 0.04 0.01 66.54 13:30:12 2 31.86 0.00 1.60 0.01 0.01 66.52 13:30:12 3 32.99 0.00 1.63 0.11 0.01 65.27 13:30:12 4 36.77 0.00 1.44 0.02 0.01 61.76 13:30:12 5 26.16 0.00 1.24 0.03 0.01 72.57 13:30:12 6 33.43 0.00 1.38 0.17 0.01 65.02 13:30:12 7 32.40 0.00 1.48 0.19 0.01 65.93 13:40:23 all 6.86 0.00 0.88 0.14 0.00 92.11 13:40:23 0 4.07 0.00 0.56 0.04 0.00 95.33 13:40:23 1 4.91 0.00 0.67 0.06 0.00 94.36 13:40:23 2 6.53 0.00 1.20 0.30 0.00 91.97 13:40:23 3 8.10 0.00 1.28 0.36 0.00 90.26 13:40:23 4 10.48 0.00 1.40 0.06 0.00 88.05 13:40:23 5 8.66 0.00 0.81 0.06 0.00 90.47 13:40:23 6 6.41 0.00 0.65 0.05 0.00 92.89 13:40:23 7 5.77 0.00 0.51 0.17 0.00 93.54 Average: all 19.39 0.00 1.22 0.10 0.01 79.28 Average: 0 17.16 0.00 1.17 0.02 0.01 81.64 Average: 1 18.23 0.00 1.26 0.05 0.01 80.45 Average: 2 19.20 0.00 1.40 0.15 0.01 79.24 Average: 3 20.53 0.00 1.45 0.23 0.01 77.78 Average: 4 23.62 0.00 1.42 0.04 0.01 74.92 Average: 5 17.41 0.00 1.02 0.05 0.01 81.52 Average: 6 19.89 0.00 1.02 0.11 0.01 78.98 Average: 7 19.08 0.00 1.00 0.18 0.01 79.73