---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-86 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 25G 131G 16% / 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 977 11984 4 19130 30647 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:95:8c:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.49/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83153sec preferred_lft 83153sec inet6 fe80::f816:3eff:fe95:8c7d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:0c:e5:05:89:8f 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::280c:e5ff:fe05:898f/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-86) 06/22/26 _x86_64_ (8 CPU) 10:32:13 LINUX RESTART (8 CPU) 10:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:11 1.52 0.20 1.30 0.02 1.81 15.73 104.97 11:00:00 515.31 5.63 499.18 10.50 388.86 33130.30 40237.48 11:10:01 262.92 0.24 232.30 30.39 19.35 42983.92 538248.37 11:20:03 8.65 0.13 8.22 0.31 5.45 394.34 2270.11 Average: 194.78 1.52 182.99 10.27 102.04 18993.08 145261.81 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:11 30140468 31783616 604224 1.84 60300 1921556 1504504 4.44 180484 2255316 32 11:00:00 20368132 30280612 1962560 5.97 476312 8944036 2512860 7.41 2293044 8917928 348 11:10:01 1902352 21536360 10616652 32.31 599496 18139104 16519560 48.71 4895064 22345364 904 11:20:03 883244 20598764 11552516 35.15 599992 18213748 17488148 51.57 4939072 23305760 2068 Average: 13323549 26049838 6183988 18.82 434025 11804611 9506268 28.03 3076916 14206092 838 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:11 ens3 0.36 0.21 0.14 0.27 0.00 0.00 0.00 0.00 10:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:00 lo 0.63 0.63 0.07 0.07 0.00 0.00 0.00 0.00 11:00:00 ens3 362.78 209.91 2628.27 65.52 0.00 0.00 0.00 0.00 11:00:00 docker0 6.12 10.27 0.41 198.99 0.00 0.00 0.00 0.00 11:10:01 lo 0.66 0.66 0.05 0.05 0.00 0.00 0.00 0.00 11:10:01 ens3 438.13 246.90 2220.88 96.27 0.00 0.00 0.00 0.00 11:10:01 docker0 14.98 29.16 0.90 675.47 0.00 0.00 0.00 0.00 11:10:01 br-bbdefb5a39f8 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 11:10:01 veth06a2255 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:10:01 veth52d4e62 19.28 19.28 6.13 5.09 0.00 0.00 0.00 0.00 11:10:01 veth220243a 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:10:01 vethfd62df0 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:10:01 veth0db68b5 0.32 0.34 0.03 0.13 0.00 0.00 0.00 0.00 11:10:01 veth9c4787a 13.94 13.83 5.08 2.54 0.00 0.00 0.00 0.00 11:10:01 veth185233c 0.18 0.26 0.29 1.06 0.00 0.00 0.00 0.00 11:10:01 veth327a3ca 1.10 0.92 0.15 1.00 0.00 0.00 0.00 0.00 11:20:03 lo 6.45 6.45 32.08 32.08 0.00 0.00 0.00 0.00 11:20:03 ens3 17.56 9.31 6.59 5.78 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 br-bbdefb5a39f8 3.67 3.44 31.51 0.80 0.00 0.00 0.00 0.00 11:20:03 veth06a2255 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:20:03 veth52d4e62 273.83 295.65 212.31 140.67 0.00 0.00 0.00 0.02 11:20:03 veth220243a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 vethfd62df0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 veth0db68b5 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 11:20:03 veth9c4787a 125.77 115.57 105.33 70.20 0.00 0.00 0.00 0.01 11:20:03 veth327a3ca 177.69 165.36 81.62 145.97 0.00 0.00 0.00 0.01 Average: lo 1.96 1.96 8.07 8.07 0.00 0.00 0.00 0.00 Average: ens3 203.19 115.70 1202.48 41.69 0.00 0.00 0.00 0.00 Average: docker0 5.25 9.82 0.32 217.97 0.00 0.00 0.00 0.00 Average: br-bbdefb5a39f8 0.99 0.93 7.90 0.21 0.00 0.00 0.00 0.00 Average: veth06a2255 0.07 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth52d4e62 73.42 78.88 54.71 36.51 0.00 0.00 0.00 0.00 Average: veth220243a 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethfd62df0 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0db68b5 0.18 0.14 0.03 0.12 0.00 0.00 0.00 0.00 Average: veth9c4787a 34.99 32.41 27.66 18.22 0.00 0.00 0.00 0.00 Average: veth327a3ca 44.78 41.65 20.48 36.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-86) 06/22/26 _x86_64_ (8 CPU) 10:32:13 LINUX RESTART (8 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:50:11 all 0.06 0.00 0.01 0.01 0.01 99.91 10:50:11 0 0.30 0.00 0.01 0.00 0.01 99.68 10:50:11 1 0.02 0.00 0.03 0.00 0.01 99.93 10:50:11 2 0.01 0.00 0.01 0.00 0.00 99.97 10:50:11 3 0.02 0.00 0.01 0.00 0.00 99.97 10:50:11 4 0.02 0.00 0.01 0.00 0.00 99.98 10:50:11 5 0.02 0.00 0.02 0.01 0.01 99.95 10:50:11 6 0.02 0.00 0.01 0.00 0.00 99.97 10:50:11 7 0.07 0.00 0.02 0.03 0.01 99.87 11:00:00 all 22.76 0.00 3.13 0.73 0.07 73.31 11:00:00 0 22.94 0.00 2.80 0.57 0.06 73.62 11:00:00 1 22.87 0.00 2.98 0.70 0.07 73.39 11:00:00 2 26.34 0.00 3.23 0.95 0.07 69.42 11:00:00 3 22.93 0.00 3.61 0.71 0.07 72.67 11:00:00 4 19.52 0.00 2.91 0.62 0.06 76.89 11:00:00 5 25.10 0.00 3.14 0.62 0.07 71.07 11:00:00 6 21.15 0.00 3.27 1.01 0.06 74.51 11:00:00 7 21.25 0.00 3.07 0.69 0.06 74.94 11:10:01 all 19.68 0.02 2.91 0.68 0.08 76.64 11:10:01 0 22.22 0.03 2.68 0.46 0.07 74.55 11:10:01 1 18.16 0.04 3.19 1.02 0.08 77.50 11:10:01 2 19.74 0.03 3.15 0.51 0.08 76.50 11:10:01 3 21.19 0.03 2.92 0.61 0.08 75.19 11:10:01 4 20.74 0.01 3.09 0.51 0.08 75.57 11:10:01 5 17.32 0.01 2.69 0.61 0.07 79.30 11:10:01 6 18.86 0.02 3.07 0.58 0.08 77.39 11:10:01 7 19.20 0.02 2.49 1.12 0.07 77.10 11:20:03 all 8.00 0.00 1.24 0.02 0.07 90.67 11:20:03 0 7.06 0.00 1.04 0.05 0.06 91.79 11:20:03 1 9.45 0.00 1.47 0.02 0.08 88.99 11:20:03 2 7.93 0.00 1.38 0.01 0.08 90.60 11:20:03 3 7.55 0.00 1.21 0.02 0.07 91.14 11:20:03 4 7.52 0.00 1.32 0.01 0.07 91.08 11:20:03 5 8.94 0.00 1.21 0.04 0.07 89.73 11:20:03 6 7.67 0.00 1.14 0.02 0.07 91.11 11:20:03 7 7.87 0.00 1.16 0.01 0.07 90.90 Average: all 12.52 0.01 1.81 0.36 0.05 85.26 Average: 0 13.04 0.01 1.62 0.27 0.05 85.01 Average: 1 12.52 0.01 1.90 0.43 0.06 85.08 Average: 2 13.38 0.01 1.93 0.36 0.06 84.27 Average: 3 12.81 0.01 1.92 0.33 0.06 84.87 Average: 4 11.86 0.00 1.82 0.28 0.05 85.99 Average: 5 12.73 0.00 1.75 0.32 0.05 85.15 Average: 6 11.82 0.01 1.86 0.40 0.05 85.87 Average: 7 12.00 0.01 1.67 0.46 0.05 85.82