---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6477 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 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 862 13307 3 17922 30762 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:d4:bf:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.52/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83536sec preferred_lft 83536sec inet6 fe80::f816:3eff:fed4:bfe2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:ca:c2:24:e0:e9 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::28ca:c2ff:fe24:e0e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6477) 07/08/26 _x86_64_ (8 CPU) 05:30:56 LINUX RESTART (8 CPU) 05:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:37 204.53 0.30 174.06 30.16 14.08 28462.35 462071.79 06:00:01 29.31 0.40 26.28 2.63 12.93 3835.63 30297.76 06:10:01 11.22 0.04 10.49 0.69 1.35 1965.62 9284.12 Average: 85.26 0.24 73.29 11.72 9.48 11922.60 176005.03 05:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:37 1654736 21199944 10953012 33.33 599988 18048384 16784604 49.50 4790712 22709412 1064 06:00:01 388532 19412544 12596428 38.33 582116 17681196 18938696 55.85 4836860 23910736 17144 06:10:01 450204 19362336 12686268 38.60 581960 17533740 19060396 56.21 4758632 23943608 14296 Average: 831157 19991608 12078569 36.75 588021 17754440 18261232 53.85 4795401 23521252 10835 05:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:37 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 05:50:37 ens3 112.41 72.46 1580.94 18.64 0.00 0.00 0.00 0.00 05:50:37 docker0 9.89 22.02 0.60 490.20 0.00 0.00 0.00 0.00 05:50:37 br-5f7823791217 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 05:50:37 veth0082943 45.80 48.32 17.97 22.93 0.00 0.00 0.00 0.00 05:50:37 vethf22ba32 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:50:37 vetha9ceb76 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 05:50:37 veth1eb4f6b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:50:37 veth5fb4f17 0.38 0.36 0.04 0.20 0.00 0.00 0.00 0.00 05:50:37 veth0f1eb0f 44.05 41.15 31.41 14.77 0.00 0.00 0.00 0.00 05:50:37 vethdd0bdca 0.70 1.23 0.76 9.43 0.00 0.00 0.00 0.00 05:50:37 veth4a7ffbe 1.69 1.34 0.23 1.36 0.00 0.00 0.00 0.00 06:00:01 lo 23.19 23.19 76.14 76.14 0.00 0.00 0.00 0.00 06:00:01 ens3 13.76 11.87 33.98 2.57 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 br-5f7823791217 20.80 24.12 15.90 93.76 0.00 0.00 0.00 0.00 06:00:01 veth0082943 101.52 109.99 74.78 46.44 0.00 0.00 0.00 0.01 06:00:01 vethf22ba32 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 06:00:01 vetha9ceb76 32.83 36.16 15.24 329.98 0.00 0.00 0.00 0.03 06:00:01 veth1eb4f6b 21.27 21.05 238.26 62.90 0.00 0.00 0.00 0.02 06:00:01 veth5fb4f17 11.53 12.17 62.48 39.23 0.00 0.00 0.00 0.01 06:00:01 veth0f1eb0f 55.13 50.73 64.30 30.13 0.00 0.00 0.00 0.01 06:00:01 veth4a7ffbe 61.53 56.85 26.74 47.56 0.00 0.00 0.00 0.00 06:10:01 lo 34.38 34.38 167.23 167.23 0.00 0.00 0.00 0.00 06:10:01 ens3 2.41 2.20 3.73 1.53 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 br-5f7823791217 25.25 30.97 34.61 137.45 0.00 0.00 0.00 0.00 06:10:01 veth0082943 63.99 70.28 52.96 23.94 0.00 0.00 0.00 0.00 06:10:01 vethf22ba32 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 vetha9ceb76 31.58 37.15 34.93 214.11 0.00 0.00 0.00 0.02 06:10:01 veth1eb4f6b 12.38 11.37 78.32 14.96 0.00 0.00 0.00 0.01 06:10:01 veth5fb4f17 9.33 10.59 15.31 51.98 0.00 0.00 0.00 0.00 06:10:01 veth0f1eb0f 44.46 41.22 62.32 24.20 0.00 0.00 0.00 0.01 06:10:01 veth4a7ffbe 32.44 29.29 14.00 31.14 0.00 0.00 0.00 0.00 Average: lo 18.93 18.93 79.56 79.56 0.00 0.00 0.00 0.00 Average: ens3 44.87 30.08 571.02 7.91 0.00 0.00 0.00 0.00 Average: docker0 3.50 7.79 0.21 173.37 0.00 0.00 0.00 0.00 Average: br-5f7823791217 15.03 17.96 16.51 75.15 0.00 0.00 0.00 0.00 Average: veth0082943 69.31 74.96 47.42 30.63 0.00 0.00 0.00 0.00 Average: vethf22ba32 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vetha9ceb76 20.81 23.74 16.40 174.69 0.00 0.00 0.00 0.01 Average: veth1eb4f6b 10.80 10.42 100.74 24.69 0.00 0.00 0.00 0.01 Average: veth5fb4f17 6.85 7.47 24.69 29.67 0.00 0.00 0.00 0.00 Average: veth0f1eb0f 47.66 44.18 52.01 22.72 0.00 0.00 0.00 0.00 Average: veth4a7ffbe 30.68 28.04 13.12 25.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6477) 07/08/26 _x86_64_ (8 CPU) 05:30:56 LINUX RESTART (8 CPU) 05:40:00 CPU %user %nice %system %iowait %steal %idle 05:50:37 all 11.16 0.02 2.19 1.68 0.06 84.88 05:50:37 0 9.35 0.03 2.11 1.28 0.06 87.18 05:50:37 1 12.62 0.01 2.07 1.06 0.07 84.18 05:50:37 2 11.42 0.02 2.62 1.90 0.06 83.98 05:50:37 3 11.23 0.03 2.27 1.63 0.07 84.78 05:50:37 4 10.75 0.02 2.05 2.30 0.06 84.81 05:50:37 5 12.71 0.01 2.17 1.54 0.06 83.50 05:50:37 6 9.34 0.02 2.10 1.82 0.07 86.65 05:50:37 7 11.88 0.02 2.13 1.95 0.06 83.96 06:00:01 all 10.50 0.01 1.85 0.34 0.08 87.22 06:00:01 0 10.45 0.01 1.95 0.17 0.08 87.33 06:00:01 1 10.61 0.01 2.04 0.85 0.09 86.40 06:00:01 2 10.80 0.00 1.72 0.37 0.08 87.03 06:00:01 3 9.62 0.01 1.92 0.40 0.08 87.97 06:00:01 4 11.41 0.00 1.78 0.20 0.08 86.52 06:00:01 5 10.61 0.00 1.78 0.32 0.08 87.20 06:00:01 6 10.13 0.01 1.82 0.24 0.08 87.72 06:00:01 7 10.33 0.01 1.78 0.21 0.08 87.59 06:10:01 all 7.51 0.00 1.73 8.33 0.09 82.34 06:10:01 0 6.56 0.00 1.68 7.11 0.10 84.55 06:10:01 1 8.48 0.00 2.00 7.75 0.10 81.67 06:10:01 2 8.99 0.00 1.83 6.84 0.09 82.25 06:10:01 3 7.73 0.00 1.81 7.10 0.10 83.27 06:10:01 4 6.87 0.00 1.58 8.08 0.09 83.38 06:10:01 5 6.74 0.00 1.71 15.76 0.09 75.69 06:10:01 6 7.57 0.00 1.59 7.04 0.08 83.72 06:10:01 7 7.12 0.00 1.61 6.98 0.09 84.20 Average: all 9.74 0.01 1.93 3.48 0.08 84.77 Average: 0 8.76 0.01 1.92 2.88 0.08 86.35 Average: 1 10.61 0.01 2.03 3.22 0.08 84.04 Average: 2 10.42 0.01 2.08 3.06 0.08 84.36 Average: 3 9.56 0.01 2.01 3.07 0.08 85.28 Average: 4 9.67 0.01 1.81 3.57 0.08 84.87 Average: 5 10.07 0.01 1.89 5.89 0.08 82.07 Average: 6 9.00 0.01 1.85 3.06 0.08 86.01 Average: 7 9.81 0.01 1.85 3.08 0.08 85.18