---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1592 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 867 14179 3 17045 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:d5:63:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.73/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83339sec preferred_lft 83339sec inet6 fe80::f816:3eff:fed5:63d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:c8:31:5e:12:5a 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::3cc8:31ff:fe5e:125a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1592) 03/13/26 _x86_64_ (8 CPU) 08:07:01 LINUX RESTART (8 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:10 455.21 1.35 446.61 7.25 452.04 46867.39 57770.44 08:30:00 217.34 0.30 208.21 8.83 14.22 21772.78 31561.46 08:40:01 27.96 0.41 25.25 2.31 15.83 4283.55 12572.65 08:50:19 11.78 0.56 10.77 0.45 15.85 2214.30 135.75 Average: 177.61 0.66 172.29 4.67 125.29 18744.46 25404.11 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:10 12750020 27239756 4984256 15.17 511048 13328504 4562812 13.46 3656556 15019784 21540 08:30:00 1952236 21531912 10618960 32.31 603264 18085056 15465456 45.61 4956644 22260008 928 08:40:01 329688 18905688 13038844 39.68 585864 17302024 18572696 54.77 5064456 23752072 10920 08:50:19 340500 18669828 13335912 40.58 580864 17005332 18738128 55.26 4953344 23843036 11060 Average: 3843111 21586796 10494493 31.93 570260 16430229 14334773 42.27 4657750 21218725 11112 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:10 lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 0.00 08:20:10 ens3 316.68 193.06 2348.18 52.99 0.00 0.00 0.00 0.00 08:20:10 docker0 19.69 34.71 1.13 561.36 0.00 0.00 0.00 0.00 08:30:00 lo 0.56 0.56 0.09 0.09 0.00 0.00 0.00 0.00 08:30:00 ens3 137.01 92.87 1493.76 22.91 0.00 0.00 0.00 0.00 08:30:00 docker0 11.96 16.04 0.66 217.03 0.00 0.00 0.00 0.00 08:30:00 br-d72488938399 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 08:30:00 vethddfc6fb 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 08:30:00 vethf77a7b6 33.67 34.40 10.76 10.74 0.00 0.00 0.00 0.00 08:30:00 veth530bde9 0.37 0.37 0.04 0.18 0.00 0.00 0.00 0.00 08:30:00 vethdb22d35 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:30:00 veth7172bc2 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:30:00 veth359f5a4 29.28 28.51 12.71 7.18 0.00 0.00 0.00 0.00 08:30:00 veth6d0e4ef 0.39 0.57 0.52 3.02 0.00 0.00 0.00 0.00 08:30:00 veth6c9947e 1.50 1.20 0.20 1.26 0.00 0.00 0.00 0.00 08:40:01 lo 20.58 20.58 66.44 66.44 0.00 0.00 0.00 0.00 08:40:01 ens3 11.64 9.35 31.74 1.93 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 br-d72488938399 17.87 20.57 13.34 84.45 0.00 0.00 0.00 0.00 08:40:01 vethddfc6fb 18.90 21.17 225.47 118.00 0.00 0.00 0.00 0.02 08:40:01 vethf77a7b6 101.98 110.80 69.46 52.76 0.00 0.00 0.00 0.01 08:40:01 veth530bde9 12.38 10.29 117.57 37.22 0.00 0.00 0.00 0.01 08:40:01 vethdb22d35 29.03 31.69 13.05 308.18 0.00 0.00 0.00 0.03 08:40:01 veth7172bc2 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:40:01 veth359f5a4 70.04 64.27 81.28 36.86 0.00 0.00 0.00 0.01 08:40:01 veth6c9947e 47.79 44.11 20.45 35.38 0.00 0.00 0.00 0.00 08:50:19 lo 35.99 35.99 171.77 171.77 0.00 0.00 0.00 0.00 08:50:19 ens3 1.60 1.35 0.77 1.69 0.00 0.00 0.00 0.00 08:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:19 br-d72488938399 28.96 29.69 35.58 137.79 0.00 0.00 0.00 0.00 08:50:19 vethddfc6fb 10.07 10.76 51.02 50.90 0.00 0.00 0.00 0.00 08:50:19 vethf77a7b6 61.06 67.34 45.09 22.94 0.00 0.00 0.00 0.00 08:50:19 veth530bde9 9.98 9.28 51.38 50.49 0.00 0.00 0.00 0.00 08:50:19 vethdb22d35 34.18 34.84 36.35 187.21 0.00 0.00 0.00 0.02 08:50:19 veth7172bc2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:19 veth359f5a4 42.94 40.00 59.80 21.64 0.00 0.00 0.00 0.00 08:50:19 veth6c9947e 30.88 27.64 13.62 25.88 0.00 0.00 0.00 0.00 Average: lo 14.59 14.59 60.51 60.51 0.00 0.00 0.00 0.00 Average: ens3 116.47 73.94 963.85 19.84 0.00 0.00 0.00 0.00 Average: docker0 7.88 12.65 0.44 194.31 0.00 0.00 0.00 0.00 Average: br-d72488938399 11.92 12.77 12.42 56.24 0.00 0.00 0.00 0.00 Average: vethddfc6fb 7.28 8.04 69.03 42.32 0.00 0.00 0.00 0.01 Average: vethf77a7b6 49.16 53.14 31.41 21.59 0.00 0.00 0.00 0.00 Average: veth530bde9 5.72 5.02 42.35 22.21 0.00 0.00 0.00 0.00 Average: vethdb22d35 15.96 16.81 12.54 124.42 0.00 0.00 0.00 0.01 Average: veth7172bc2 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth359f5a4 35.52 33.15 38.58 16.44 0.00 0.00 0.00 0.00 Average: veth6c9947e 20.13 18.32 8.61 15.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1592) 03/13/26 _x86_64_ (8 CPU) 08:07:01 LINUX RESTART (8 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:10 all 20.88 0.00 3.42 0.68 0.06 74.96 08:20:10 0 22.21 0.00 2.76 0.65 0.06 74.32 08:20:10 1 20.74 0.00 4.12 1.01 0.06 74.07 08:20:10 2 20.79 0.00 2.75 0.35 0.06 76.05 08:20:10 3 22.21 0.00 4.09 0.98 0.06 72.65 08:20:10 4 20.39 0.00 3.84 0.58 0.07 75.13 08:20:10 5 19.00 0.00 3.21 0.67 0.06 77.05 08:20:10 6 24.20 0.00 3.87 0.79 0.06 71.09 08:20:10 7 17.48 0.00 2.73 0.46 0.06 79.27 08:30:00 all 14.49 0.02 1.93 0.53 0.06 82.97 08:30:00 0 14.47 0.04 1.74 0.83 0.06 82.87 08:30:00 1 15.51 0.02 1.88 0.75 0.07 81.77 08:30:00 2 13.65 0.01 1.80 0.47 0.06 84.01 08:30:00 3 15.43 0.02 1.90 0.59 0.06 82.01 08:30:00 4 14.48 0.01 2.14 0.42 0.06 82.89 08:30:00 5 13.56 0.03 2.06 0.44 0.06 83.86 08:30:00 6 13.25 0.02 1.93 0.40 0.06 84.34 08:30:00 7 15.58 0.02 1.97 0.35 0.06 82.02 08:40:01 all 11.07 0.01 1.90 0.29 0.08 86.65 08:40:01 0 10.54 0.01 1.92 0.80 0.08 86.65 08:40:01 1 11.33 0.01 2.05 0.17 0.08 86.37 08:40:01 2 11.77 0.01 2.13 0.60 0.08 85.40 08:40:01 3 11.88 0.00 1.99 0.17 0.08 85.87 08:40:01 4 11.01 0.01 1.69 0.17 0.08 87.06 08:40:01 5 10.30 0.00 1.97 0.09 0.08 87.56 08:40:01 6 10.25 0.00 1.69 0.14 0.08 87.84 08:40:01 7 11.48 0.01 1.78 0.18 0.08 86.47 08:50:19 all 7.67 0.00 1.82 0.04 0.07 90.39 08:50:19 0 7.12 0.00 1.98 0.04 0.07 90.79 08:50:19 1 8.47 0.00 1.97 0.05 0.08 89.43 08:50:19 2 8.73 0.00 1.97 0.03 0.08 89.20 08:50:19 3 8.05 0.00 1.83 0.04 0.07 90.01 08:50:19 4 7.66 0.00 1.71 0.02 0.07 90.54 08:50:19 5 6.76 0.00 1.72 0.03 0.07 91.42 08:50:19 6 7.01 0.00 1.69 0.06 0.07 91.16 08:50:19 7 7.56 0.00 1.67 0.09 0.07 90.60 Average: all 13.50 0.01 2.27 0.38 0.07 83.77 Average: 0 13.57 0.01 2.10 0.57 0.07 83.68 Average: 1 13.98 0.01 2.51 0.49 0.07 82.94 Average: 2 13.73 0.01 2.17 0.36 0.07 83.68 Average: 3 14.36 0.00 2.46 0.44 0.07 82.67 Average: 4 13.36 0.00 2.34 0.29 0.07 83.93 Average: 5 12.38 0.01 2.24 0.31 0.07 85.00 Average: 6 13.66 0.01 2.30 0.34 0.07 83.63 Average: 7 12.99 0.01 2.04 0.27 0.07 84.62