---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12577 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 29G 127G 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 882 7824 4 23385 30741 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:9b:7f:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.23/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84271sec preferred_lft 84271sec inet6 fe80::f816:3eff:fe9b:7f45/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:66:cd:0a:01:a0 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::2c66:cdff:fe0a:1a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-12577) 06/17/26 _x86_64_ (8 CPU) 07:53:38 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:03 168.49 0.22 161.10 7.17 3.69 37508.86 136568.35 08:20:13 234.25 1.09 227.41 5.75 14.23 48352.56 194691.35 Average: 201.57 0.66 194.45 6.46 8.99 42963.13 165803.60 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:03 20016548 31173524 1100284 3.35 312336 10773464 1665236 4.91 3499772 8526064 48 08:20:13 9125236 30823520 1395008 4.24 535364 20513284 2123480 6.26 9244196 13079360 1262132 Average: 14570892 30998522 1247646 3.80 423850 15643374 1894358 5.59 6371984 10802712 631090 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:03 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 08:10:03 ens3 133.00 84.53 1499.01 1544.32 0.00 0.00 0.00 0.00 08:10:03 docker0 16.92 41.60 1.08 674.69 0.00 0.00 0.00 0.00 08:20:13 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 08:20:13 ens3 132.19 86.61 1667.02 2156.72 0.00 0.00 0.00 0.00 08:20:13 docker0 16.64 26.58 1.44 541.60 0.00 0.00 0.00 0.00 08:20:13 veth960c0d6 9.57 13.55 0.66 339.67 0.00 0.00 0.00 0.03 Average: lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 132.59 85.58 1583.52 1852.35 0.00 0.00 0.00 0.00 Average: docker0 16.78 34.05 1.26 607.75 0.00 0.00 0.00 0.00 Average: veth960c0d6 4.81 6.81 0.33 170.85 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-12577) 06/17/26 _x86_64_ (8 CPU) 07:53:38 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:03 all 5.48 0.00 2.45 5.04 0.08 86.94 08:10:03 0 5.46 0.00 2.20 1.93 0.07 90.34 08:10:03 1 5.15 0.00 2.67 3.83 0.08 88.28 08:10:03 2 7.65 0.00 2.86 5.48 0.08 83.94 08:10:03 3 5.72 0.00 2.49 3.80 0.07 87.92 08:10:03 4 5.39 0.00 2.62 9.74 0.07 82.18 08:10:03 5 4.38 0.00 2.00 7.01 0.10 86.51 08:10:03 6 5.29 0.00 2.38 3.54 0.09 88.70 08:10:03 7 4.81 0.00 2.41 5.04 0.07 87.66 08:20:13 all 7.12 0.00 3.49 3.12 0.08 86.20 08:20:13 0 5.84 0.00 3.25 1.92 0.08 88.91 08:20:13 1 7.59 0.00 3.47 2.89 0.08 85.97 08:20:13 2 7.61 0.00 3.69 2.67 0.09 85.94 08:20:13 3 7.84 0.00 3.30 1.43 0.08 87.36 08:20:13 4 4.79 0.00 3.18 7.55 0.08 84.40 08:20:13 5 7.46 0.00 3.25 2.04 0.08 87.17 08:20:13 6 8.05 0.00 4.04 3.00 0.09 84.82 08:20:13 7 7.73 0.00 3.77 3.42 0.09 84.99 Average: all 6.30 0.00 2.98 4.07 0.08 86.57 Average: 0 5.65 0.00 2.73 1.93 0.07 89.62 Average: 1 6.38 0.00 3.07 3.36 0.08 87.12 Average: 2 7.63 0.00 3.28 4.06 0.08 84.95 Average: 3 6.78 0.00 2.89 2.61 0.07 87.64 Average: 4 5.09 0.00 2.90 8.64 0.08 83.29 Average: 5 5.93 0.00 2.63 4.51 0.09 86.84 Average: 6 6.68 0.00 3.21 3.27 0.09 86.75 Average: 7 6.28 0.00 3.10 4.23 0.08 86.32