---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7623 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 126G 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 820 7767 4 23504 30804 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:a1:dc:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.145/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84715sec preferred_lft 84715sec inet6 fe80::f816:3eff:fea1:dc98/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:cf:fd:9f:d1:e0 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::b4cf:fdff:fe9f:d1e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7623) 07/10/26 _x86_64_ (8 CPU) 08:38:28 LINUX RESTART (8 CPU) 08:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:00 224.88 1.57 214.16 9.14 88.40 43105.55 205978.42 09:00:04 318.27 1.72 310.70 5.85 19.22 59233.95 231982.62 Average: 271.77 1.65 262.63 7.49 53.67 51202.80 219033.80 08:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:00 20287820 31199392 1075884 3.27 300876 10545892 1739328 5.13 3488236 8282132 216696 09:00:04 7863536 30667084 1541400 4.69 552188 21490544 2214964 6.53 9606080 13831156 64532 Average: 14075678 30933238 1308642 3.98 426532 16018218 1977146 5.83 6547158 11056644 140614 08:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:00 lo 0.66 0.66 0.07 0.07 0.00 0.00 0.00 0.00 08:50:00 ens3 208.44 146.36 2338.23 1560.55 0.00 0.00 0.00 0.00 08:50:00 docker0 34.20 63.90 1.96 820.87 0.00 0.00 0.00 0.00 08:50:00 veth816cee1 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:00:04 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 09:00:04 ens3 153.13 103.42 2007.51 2179.81 0.00 0.00 0.00 0.00 09:00:04 docker0 33.73 53.30 2.48 871.59 0.00 0.00 0.00 0.00 09:00:04 veth38b3b47 26.06 38.22 1.89 666.70 0.00 0.00 0.00 0.05 Average: lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 180.67 124.80 2172.19 1871.45 0.00 0.00 0.00 0.00 Average: docker0 33.97 58.58 2.22 846.33 0.00 0.00 0.00 0.00 Average: veth38b3b47 13.08 19.19 0.95 334.72 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7623) 07/10/26 _x86_64_ (8 CPU) 08:38:28 LINUX RESTART (8 CPU) 08:40:01 CPU %user %nice %system %iowait %steal %idle 08:50:00 all 7.24 0.00 2.45 3.58 0.05 86.68 08:50:00 0 8.42 0.00 2.50 1.46 0.05 87.57 08:50:00 1 8.07 0.00 2.34 1.33 0.06 88.20 08:50:00 2 7.91 0.00 2.53 3.00 0.06 86.50 08:50:00 3 8.07 0.00 2.79 14.09 0.06 75.00 08:50:00 4 7.12 0.00 2.54 2.62 0.05 87.67 08:50:00 5 6.03 0.00 2.45 2.05 0.05 89.41 08:50:00 6 6.94 0.00 2.16 2.65 0.05 88.21 08:50:00 7 5.36 0.00 2.25 1.49 0.05 90.85 09:00:04 all 11.26 0.00 3.52 2.02 0.06 83.13 09:00:04 0 12.39 0.00 3.39 1.27 0.06 82.89 09:00:04 1 10.20 0.00 3.83 2.64 0.06 83.27 09:00:04 2 13.38 0.00 3.80 2.83 0.06 79.92 09:00:04 3 10.00 0.00 3.29 1.72 0.06 84.93 09:00:04 4 12.17 0.00 3.53 1.95 0.06 82.29 09:00:04 5 10.83 0.00 3.52 1.67 0.06 83.92 09:00:04 6 11.29 0.00 3.67 2.50 0.06 82.48 09:00:04 7 9.83 0.00 3.16 1.60 0.06 85.35 Average: all 9.26 0.00 2.99 2.80 0.06 84.90 Average: 0 10.41 0.00 2.95 1.36 0.06 85.22 Average: 1 9.14 0.00 3.09 1.99 0.06 85.73 Average: 2 10.66 0.00 3.17 2.92 0.06 83.20 Average: 3 9.04 0.00 3.04 7.88 0.06 79.98 Average: 4 9.65 0.00 3.03 2.29 0.06 84.97 Average: 5 8.44 0.00 2.99 1.86 0.05 86.66 Average: 6 9.12 0.00 2.92 2.57 0.06 85.34 Average: 7 7.60 0.00 2.71 1.54 0.05 88.10