---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11043 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: 5600.00 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 26G 130G 17% / 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 882 11563 4 19646 30742 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:dc:f4:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.74/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83985sec preferred_lft 83985sec inet6 fe80::f816:3eff:fedc:f4c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:2e:e1:ad:ab:95 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::782e:e1ff:fead:ab95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-11043) 06/11/26 _x86_64_ (8 CPU) 12:16:55 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:40 1.59 0.03 1.55 0.01 0.74 19.45 208.25 12:40:02 31.80 1.63 29.43 0.75 111.75 1271.50 362.64 12:50:01 307.40 2.33 281.27 23.80 178.04 57489.00 876037.25 Average: 112.85 1.29 103.39 8.16 94.40 19547.31 291907.50 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:40 30128312 31771736 616184 1.88 59844 1922484 1521112 4.49 180412 2271240 8 12:40:02 29303640 31562772 786436 2.39 99016 2466908 1543780 4.55 257844 2945384 337048 12:50:01 15551768 30891692 1358700 4.13 361012 14626984 1831960 5.40 5911228 10295580 71476 Average: 24994573 31408733 920440 2.80 173291 6338792 1632284 4.81 2116495 5170735 136177 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:40 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:40 ens3 0.48 0.30 0.20 0.32 0.00 0.00 0.00 0.00 12:30:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 12:40:02 ens3 22.56 14.52 242.01 4.73 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 117.93 73.60 2444.46 12.78 0.00 0.00 0.00 0.00 12:50:01 docker0 2.87 3.68 0.17 89.21 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 46.48 29.14 889.56 5.84 0.00 0.00 0.00 0.00 Average: docker0 0.95 1.23 0.06 29.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-11043) 06/11/26 _x86_64_ (8 CPU) 12:16:55 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:40 all 0.09 0.00 0.02 0.00 0.01 99.88 12:30:40 0 0.01 0.00 0.01 0.01 0.00 99.96 12:30:40 1 0.03 0.00 0.02 0.00 0.01 99.95 12:30:40 2 0.03 0.00 0.05 0.00 0.01 99.90 12:30:40 3 0.04 0.00 0.02 0.01 0.01 99.92 12:30:40 4 0.03 0.00 0.02 0.00 0.00 99.94 12:30:40 5 0.01 0.00 0.02 0.00 0.00 99.96 12:30:40 6 0.03 0.00 0.01 0.00 0.00 99.96 12:30:40 7 0.56 0.00 0.00 0.00 0.00 99.43 12:40:02 all 1.19 0.00 0.15 0.12 0.01 98.52 12:40:02 0 0.82 0.00 0.18 0.40 0.01 98.59 12:40:02 1 0.40 0.00 0.12 0.01 0.02 99.45 12:40:02 2 2.63 0.00 0.30 0.07 0.02 96.98 12:40:02 3 0.52 0.00 0.10 0.42 0.01 98.94 12:40:02 4 3.03 0.00 0.28 0.05 0.01 96.64 12:40:02 5 1.67 0.00 0.16 0.02 0.01 98.14 12:40:02 6 0.15 0.00 0.04 0.01 0.00 99.80 12:40:02 7 0.30 0.00 0.06 0.00 0.01 99.64 12:50:01 all 10.71 0.00 5.55 0.94 0.08 82.72 12:50:01 0 10.86 0.00 5.45 1.77 0.08 81.84 12:50:01 1 10.17 0.00 5.68 0.48 0.07 83.60 12:50:01 2 10.77 0.00 5.77 1.13 0.08 82.24 12:50:01 3 10.42 0.00 5.43 0.35 0.08 83.72 12:50:01 4 11.75 0.00 5.46 1.34 0.08 81.37 12:50:01 5 11.03 0.00 5.63 0.97 0.08 82.30 12:50:01 6 10.95 0.00 5.71 0.81 0.08 82.45 12:50:01 7 9.72 0.00 5.27 0.67 0.08 84.25 Average: all 3.95 0.00 1.89 0.35 0.03 93.78 Average: 0 3.85 0.00 1.86 0.72 0.03 93.54 Average: 1 3.50 0.00 1.92 0.16 0.03 94.39 Average: 2 4.40 0.00 2.02 0.40 0.04 93.15 Average: 3 3.63 0.00 1.84 0.25 0.03 94.25 Average: 4 4.84 0.00 1.90 0.46 0.03 92.77 Average: 5 4.17 0.00 1.92 0.33 0.03 93.55 Average: 6 3.67 0.00 1.90 0.27 0.03 94.13 Average: 7 3.50 0.00 1.76 0.22 0.03 94.48