---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1687 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: 5599.86 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 1.6M 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 6568 6085 9 19438 25023 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:0b:b3:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.113/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84456sec preferred_lft 84456sec inet6 fe80::f816:3eff:fe0b:b32c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:f9:6c:04:be:cc 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::5cf9:6cff:fe04:becc/64 scope link valid_lft forever preferred_lft forever 106: br-e19f1b6e40f5: mtu 1500 qdisc noqueue state UP group default link/ether 66:5d:12:47:dc:e3 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-e19f1b6e40f5 valid_lft forever preferred_lft forever inet6 fe80::645d:12ff:fe47:dce3/64 scope link valid_lft forever preferred_lft forever 107: vethdb339de@if2: mtu 1500 qdisc noqueue master br-e19f1b6e40f5 state UP group default link/ether b6:12:15:46:3c:a0 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::b412:15ff:fe46:3ca0/64 scope link valid_lft forever preferred_lft forever 108: vethf2337a1@if2: mtu 1500 qdisc noqueue master br-e19f1b6e40f5 state UP group default link/ether 6a:c8:cd:44:df:d6 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::68c8:cdff:fe44:dfd6/64 scope link valid_lft forever preferred_lft forever 109: veth83da06b@if2: mtu 1500 qdisc noqueue master br-e19f1b6e40f5 state UP group default link/ether 5e:13:68:61:b3:6b brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::5c13:68ff:fe61:b36b/64 scope link valid_lft forever preferred_lft forever 110: vethc395161@if2: mtu 1500 qdisc noqueue master br-e19f1b6e40f5 state UP group default link/ether b6:06:e9:a5:62:16 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::b406:e9ff:fea5:6216/64 scope link valid_lft forever preferred_lft forever 111: veth8dcbd69@if2: mtu 1500 qdisc noqueue master br-e19f1b6e40f5 state UP group default link/ether da:e9:fe:f3:1c:7d brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::d8e9:feff:fef3:1c7d/64 scope link valid_lft forever preferred_lft forever 115: vethb9c32fd@if2: mtu 1500 qdisc noqueue master br-e19f1b6e40f5 state UP group default link/ether 6e:81:ca:32:31:23 brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::6c81:caff:fe32:3123/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1687) 03/13/26 _x86_64_ (8 CPU) 12:18:31 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:34 403.38 4.10 393.09 6.19 268.06 42972.91 46525.97 12:40:01 229.69 0.36 217.42 11.91 18.47 26611.17 34626.84 12:50:01 10.97 0.13 10.49 0.36 5.29 400.33 2464.56 Average: 217.86 1.60 210.22 6.04 101.90 23626.74 28087.29 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:34 13987232 27500780 4732776 14.40 477280 12458792 4773496 14.08 3383716 14133892 342856 12:40:01 2905692 22199804 9954228 30.29 595728 17813808 15876796 46.82 4813024 21480972 188 12:50:01 466500 19836216 12316084 37.48 597108 17882300 17022396 50.20 4873156 23829420 1408 Average: 5786475 23178933 9001029 27.39 556705 16051633 12557563 37.03 4356632 19814761 114817 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:34 lo 0.51 0.51 0.07 0.07 0.00 0.00 0.00 0.00 12:30:34 ens3 390.27 242.49 2216.02 75.73 0.00 0.00 0.00 0.00 12:30:34 docker0 14.01 27.68 0.83 539.57 0.00 0.00 0.00 0.00 12:40:01 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 12:40:01 ens3 114.21 80.37 1874.17 20.94 0.00 0.00 0.00 0.00 12:40:01 docker0 8.09 12.65 0.48 226.09 0.00 0.00 0.00 0.00 12:40:01 br-e19f1b6e40f5 0.31 0.27 0.01 0.02 0.00 0.00 0.00 0.00 12:40:01 vethdb339de 0.22 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:40:01 vethf2337a1 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 veth83da06b 7.46 7.36 4.97 1.42 0.00 0.00 0.00 0.00 12:40:01 vethc395161 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 veth8dcbd69 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 vethb9c32fd 1.58 1.58 0.17 1.05 0.00 0.00 0.00 0.00 12:40:01 veth2fb8813 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 veth2bba3c1 0.84 0.73 0.11 0.86 0.00 0.00 0.00 0.00 12:50:01 lo 5.64 5.64 25.35 25.35 0.00 0.00 0.00 0.00 12:50:01 ens3 9.40 6.40 4.15 3.77 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 br-e19f1b6e40f5 3.00 2.93 24.70 0.71 0.00 0.00 0.00 0.00 12:50:01 vethdb339de 0.47 0.27 0.07 0.43 0.00 0.00 0.00 0.00 12:50:01 vethf2337a1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 veth83da06b 247.03 265.51 180.60 124.69 0.00 0.00 0.00 0.01 12:50:01 vethc395161 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 veth8dcbd69 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:50:01 vethb9c32fd 127.70 118.86 98.30 65.32 0.00 0.00 0.00 0.01 12:50:01 veth2bba3c1 145.34 135.11 66.77 119.07 0.00 0.00 0.00 0.01 Average: lo 2.25 2.25 8.50 8.50 0.00 0.00 0.00 0.00 Average: ens3 176.39 112.75 1370.78 34.50 0.00 0.00 0.00 0.00 Average: docker0 7.48 13.72 0.44 260.99 0.00 0.00 0.00 0.00 Average: br-e19f1b6e40f5 1.10 1.06 8.24 0.24 0.00 0.00 0.00 0.00 Average: vethdb339de 0.23 0.18 0.03 0.15 0.00 0.00 0.00 0.00 Average: vethf2337a1 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth83da06b 84.73 90.87 61.80 42.03 0.00 0.00 0.00 0.01 Average: vethc395161 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8dcbd69 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethb9c32fd 43.09 40.14 32.84 22.12 0.00 0.00 0.00 0.00 Average: veth2bba3c1 48.74 45.29 22.30 39.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1687) 03/13/26 _x86_64_ (8 CPU) 12:18:31 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:34 all 23.13 0.00 3.60 0.69 0.06 72.52 12:30:34 0 21.78 0.00 3.66 0.68 0.07 73.82 12:30:34 1 25.38 0.00 4.56 0.73 0.06 69.26 12:30:34 2 24.51 0.00 2.50 0.38 0.06 72.55 12:30:34 3 24.39 0.00 4.12 0.76 0.06 70.67 12:30:34 4 19.17 0.00 3.86 0.74 0.06 76.17 12:30:34 5 23.46 0.00 3.60 1.02 0.07 71.85 12:30:34 6 22.89 0.00 3.54 0.50 0.06 73.02 12:30:34 7 23.50 0.00 2.98 0.68 0.06 72.79 12:40:01 all 18.09 0.02 2.44 0.62 0.07 78.76 12:40:01 0 21.36 0.01 2.72 0.37 0.07 75.47 12:40:01 1 16.59 0.03 2.23 0.39 0.07 80.69 12:40:01 2 16.03 0.02 2.32 0.76 0.07 80.80 12:40:01 3 19.69 0.05 2.67 0.40 0.07 77.12 12:40:01 4 15.13 0.02 2.21 0.49 0.06 82.09 12:40:01 5 20.85 0.01 2.59 0.74 0.06 75.75 12:40:01 6 15.58 0.02 2.21 0.80 0.07 81.33 12:40:01 7 19.47 0.04 2.59 0.99 0.07 76.85 12:50:01 all 8.76 0.00 1.02 0.10 0.07 90.04 12:50:01 0 8.94 0.00 1.07 0.31 0.07 89.61 12:50:01 1 9.10 0.00 1.17 0.10 0.07 89.56 12:50:01 2 8.99 0.00 1.10 0.09 0.07 89.74 12:50:01 3 9.09 0.00 1.05 0.11 0.07 89.68 12:50:01 4 10.11 0.00 0.99 0.07 0.07 88.77 12:50:01 5 7.90 0.00 0.90 0.05 0.07 91.08 12:50:01 6 7.23 0.00 0.88 0.02 0.11 91.77 12:50:01 7 8.76 0.00 1.03 0.06 0.06 90.08 Average: all 16.76 0.01 2.38 0.47 0.07 80.32 Average: 0 17.38 0.00 2.50 0.46 0.07 79.59 Average: 1 17.19 0.01 2.70 0.41 0.07 79.62 Average: 2 16.68 0.01 1.98 0.41 0.07 80.86 Average: 3 17.80 0.02 2.64 0.43 0.07 79.04 Average: 4 14.88 0.01 2.38 0.44 0.06 82.23 Average: 5 17.45 0.01 2.39 0.61 0.06 79.49 Average: 6 15.37 0.01 2.23 0.43 0.08 81.88 Average: 7 17.33 0.01 2.21 0.57 0.06 79.82