---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4386 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: 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 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 25G 131G 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 857 14641 4 16593 30757 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:ce:da:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.148/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83675sec preferred_lft 83675sec inet6 fe80::f816:3eff:fece:da93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:cd:89:64:04:2a 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::ccd:89ff:fe64:42a/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-4386) 09/23/26 _x86_64_ (8 CPU) 07:37:24 LINUX RESTART (8 CPU) 07:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:04 571.39 0.78 552.08 18.53 38.03 65309.83 77176.51 08:00:01 20.33 0.42 19.11 0.80 8.91 3319.07 4876.63 08:10:05 19.65 0.09 18.14 1.42 2.74 3077.35 6673.64 08:20:01 12.77 0.08 11.48 1.21 1.68 1700.72 4676.27 Average: 156.67 0.34 150.81 5.51 12.87 18423.32 23435.00 07:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:04 3317976 22919760 9235128 28.10 577732 18155532 15140128 44.65 4609772 21302624 223584 08:00:01 318276 19014284 12990684 39.53 563084 17407220 20221384 59.63 4679944 24164516 16528 08:10:05 407408 18025692 13895704 42.28 563180 16427512 21651196 63.85 4689536 24056044 12136 08:20:01 1164600 18465068 13479016 41.02 563240 16093036 21048040 62.07 4656620 23389040 12140 Average: 1302065 19606201 12400133 37.73 566809 17020825 19515187 57.55 4658968 23228056 66097 07:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:04 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 07:50:04 ens3 385.51 239.10 4092.52 73.82 0.00 0.00 0.00 0.00 07:50:04 docker0 26.42 49.11 1.52 756.48 0.00 0.00 0.00 0.00 07:50:04 br-ede4eca106a1 0.24 0.22 0.01 0.02 0.00 0.00 0.00 0.00 07:50:04 veth5a446a1 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:50:04 veth7324e19 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:50:04 vethb3fa354 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:50:04 veth880acdf 5.47 5.16 2.99 1.15 0.00 0.00 0.00 0.00 07:50:04 vethea73737 0.02 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:50:04 veth4a96c98 1.00 1.22 0.20 1.10 0.00 0.00 0.00 0.00 07:50:04 vethc79478e 0.04 0.06 0.00 0.00 0.00 0.00 0.00 0.00 07:50:04 veth801baf8 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 6.87 6.87 18.72 18.72 0.00 0.00 0.00 0.00 08:00:01 ens3 4.02 4.10 2.06 1.91 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-ede4eca106a1 5.63 6.47 3.03 16.55 0.00 0.00 0.00 0.00 08:00:01 veth5a446a1 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 08:00:01 veth7324e19 3.43 3.09 15.81 6.24 0.00 0.00 0.00 0.00 08:00:01 vethb3fa354 5.22 5.39 56.91 15.92 0.00 0.00 0.00 0.00 08:00:01 veth880acdf 89.72 95.63 49.47 46.98 0.00 0.00 0.00 0.00 08:00:01 vethea73737 8.35 9.27 2.29 73.01 0.00 0.00 0.00 0.01 08:00:01 vethc79478e 82.26 77.05 60.08 38.83 0.00 0.00 0.00 0.00 08:00:01 vethbfdc552 18.20 16.96 7.93 12.74 0.00 0.00 0.00 0.00 08:10:05 lo 31.63 31.63 139.99 139.99 0.00 0.00 0.00 0.00 08:10:05 ens3 4.42 3.84 7.70 1.35 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 br-ede4eca106a1 20.12 24.14 26.17 121.91 0.00 0.00 0.00 0.00 08:10:05 veth5a446a1 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 veth7324e19 9.77 10.25 33.36 26.22 0.00 0.00 0.00 0.00 08:10:05 vethb3fa354 15.43 14.86 131.81 33.32 0.00 0.00 0.00 0.01 08:10:05 veth880acdf 55.03 60.22 38.16 22.37 0.00 0.00 0.00 0.00 08:10:05 vethea73737 28.68 32.69 26.92 251.89 0.00 0.00 0.00 0.02 08:10:05 vethc79478e 33.64 30.84 33.35 15.54 0.00 0.00 0.00 0.00 08:10:05 vethbfdc552 32.11 29.82 15.25 24.98 0.00 0.00 0.00 0.00 08:20:01 lo 30.20 30.20 141.37 141.37 0.00 0.00 0.00 0.00 08:20:01 ens3 1.42 1.27 0.53 0.71 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 br-ede4eca106a1 18.52 22.89 30.24 112.29 0.00 0.00 0.00 0.00 08:20:01 veth5a446a1 0.06 0.06 0.01 0.02 0.00 0.00 0.00 0.00 08:20:01 veth7324e19 7.77 8.28 15.91 28.10 0.00 0.00 0.00 0.00 08:20:01 vethb3fa354 10.68 10.03 74.45 15.69 0.00 0.00 0.00 0.01 08:20:01 veth880acdf 51.42 56.91 38.06 18.19 0.00 0.00 0.00 0.00 08:20:01 vethea73737 23.75 28.14 30.36 185.35 0.00 0.00 0.00 0.02 08:20:01 vethc79478e 37.80 34.37 35.93 23.51 0.00 0.00 0.00 0.00 08:20:01 vethbfdc552 24.40 22.46 10.82 16.47 0.00 0.00 0.00 0.00 Average: lo 17.35 17.35 75.03 75.03 0.00 0.00 0.00 0.00 Average: ens3 99.28 62.34 1030.31 19.53 0.00 0.00 0.00 0.00 Average: docker0 6.63 12.33 0.38 189.97 0.00 0.00 0.00 0.00 Average: br-ede4eca106a1 11.13 13.43 14.86 62.70 0.00 0.00 0.00 0.00 Average: veth5a446a1 0.05 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth7324e19 5.25 5.44 16.28 15.13 0.00 0.00 0.00 0.00 Average: vethb3fa354 7.84 7.60 65.82 16.24 0.00 0.00 0.00 0.01 Average: veth880acdf 50.32 54.38 32.12 22.12 0.00 0.00 0.00 0.00 Average: vethea73737 15.20 17.55 14.89 127.59 0.00 0.00 0.00 0.01 Average: vethc79478e 38.33 35.49 32.27 19.41 0.00 0.00 0.00 0.00 Average: vethbfdc552 18.67 17.30 8.50 13.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4386) 09/23/26 _x86_64_ (8 CPU) 07:37:24 LINUX RESTART (8 CPU) 07:40:02 CPU %user %nice %system %iowait %steal %idle 07:50:04 all 36.40 0.02 5.99 1.20 0.02 56.36 07:50:04 0 33.69 0.03 5.77 1.26 0.02 59.23 07:50:04 1 36.93 0.02 6.64 1.29 0.02 55.10 07:50:04 2 37.19 0.02 5.77 1.01 0.02 56.00 07:50:04 3 36.24 0.04 5.64 1.19 0.02 56.88 07:50:04 4 36.95 0.04 5.62 1.12 0.02 56.25 07:50:04 5 36.65 0.02 6.31 1.30 0.03 55.70 07:50:04 6 39.04 0.02 6.39 1.14 0.03 53.39 07:50:04 7 34.52 0.03 5.81 1.31 0.02 58.32 08:00:01 all 9.41 0.00 1.56 0.07 0.01 88.94 08:00:01 0 10.55 0.00 1.95 0.04 0.01 87.45 08:00:01 1 8.66 0.00 1.72 0.03 0.01 89.59 08:00:01 2 9.20 0.00 1.50 0.04 0.01 89.26 08:00:01 3 8.97 0.00 1.44 0.03 0.01 89.54 08:00:01 4 9.14 0.00 1.37 0.08 0.01 89.40 08:00:01 5 9.45 0.00 1.46 0.14 0.01 88.94 08:00:01 6 9.01 0.01 1.49 0.10 0.01 89.38 08:00:01 7 10.34 0.02 1.58 0.10 0.01 87.96 08:10:05 all 9.27 0.01 2.66 0.10 0.01 87.96 08:10:05 0 9.20 0.00 3.37 0.08 0.01 87.34 08:10:05 1 9.55 0.00 2.91 0.04 0.01 87.49 08:10:05 2 9.25 0.01 2.67 0.10 0.02 87.95 08:10:05 3 9.43 0.00 2.61 0.03 0.01 87.91 08:10:05 4 9.12 0.00 2.36 0.06 0.01 88.45 08:10:05 5 9.33 0.02 2.52 0.08 0.01 88.03 08:10:05 6 9.23 0.00 2.47 0.05 0.01 88.24 08:10:05 7 9.07 0.02 2.32 0.35 0.01 88.24 08:20:01 all 8.15 0.00 2.51 0.06 0.01 89.27 08:20:01 0 7.67 0.00 3.30 0.04 0.01 88.98 08:20:01 1 8.21 0.01 2.71 0.03 0.01 89.04 08:20:01 2 8.50 0.00 2.38 0.04 0.01 89.07 08:20:01 3 8.03 0.01 2.44 0.03 0.01 89.48 08:20:01 4 8.64 0.00 2.37 0.18 0.01 88.79 08:20:01 5 7.79 0.00 2.13 0.09 0.01 89.98 08:20:01 6 7.74 0.01 2.35 0.03 0.01 89.86 08:20:01 7 8.60 0.01 2.36 0.04 0.01 88.99 Average: all 15.83 0.01 3.18 0.36 0.01 80.61 Average: 0 15.27 0.01 3.60 0.35 0.01 80.75 Average: 1 15.86 0.01 3.50 0.35 0.01 80.28 Average: 2 16.06 0.01 3.08 0.30 0.01 80.53 Average: 3 15.69 0.01 3.04 0.32 0.01 80.92 Average: 4 15.99 0.01 2.94 0.36 0.01 80.69 Average: 5 15.83 0.01 3.11 0.40 0.01 80.64 Average: 6 16.28 0.01 3.18 0.33 0.01 80.18 Average: 7 15.65 0.02 3.02 0.45 0.01 80.85