---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3350 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 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 26G 130G 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 841 15862 4 15387 30781 Swap: 1023 1 1022 ---> 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:7c:5b:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83338sec preferred_lft 83338sec inet6 fe80::f816:3eff:fe7c:5b89/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:e1:31:07:b2:e6 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::7ce1:31ff:fe07:b2e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3350) 10/19/26 _x86_64_ (8 CPU) 12:11:37 LINUX RESTART (8 CPU) 12:20:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:04 1.94 0.21 1.71 0.02 1.66 21.50 9.68 12:40:01 108.69 5.09 98.57 5.04 366.88 11597.13 4646.79 12:50:04 571.14 1.04 554.43 15.67 43.83 63298.70 215235.30 13:00:04 64.16 1.01 58.21 4.93 33.68 9030.32 49414.39 Average: 189.67 1.85 181.29 6.52 112.77 21347.93 68533.49 12:20:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:04 29874176 31770668 609860 1.86 66652 2166384 1559500 4.60 213876 2486556 184 12:40:01 24813368 30012124 2277400 6.93 235956 5002108 2599312 7.67 984928 6361836 115024 12:50:04 5223192 24966432 7189832 21.88 587988 18275228 11848408 34.94 4645008 19364032 2372 13:00:04 1020504 17205768 13903184 42.31 572228 15782984 24330652 71.75 4525288 23535336 13016 Average: 15232810 25988748 5995069 18.24 365706 10306676 10084468 29.74 2592275 12936940 32649 12:20:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:04 ens3 0.91 0.39 0.34 0.51 0.00 0.00 0.00 0.00 12:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 12:40:01 ens3 140.95 91.97 1669.23 17.71 0.00 0.00 0.00 0.00 12:40:01 docker0 9.16 11.15 0.49 104.40 0.00 0.00 0.00 0.00 12:50:04 lo 2.27 2.27 0.65 0.65 0.00 0.00 0.00 0.00 12:50:04 ens3 480.06 269.40 4690.37 84.26 0.00 0.00 0.00 0.00 12:50:04 docker0 20.52 44.01 1.66 764.49 0.00 0.00 0.00 0.00 12:50:04 br-dc6bf80dad13 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 12:50:04 veth7037371 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:50:04 vethc5fd659 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:50:04 veth6301027 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:50:04 vethe014a8c 4.28 4.09 1.74 0.86 0.00 0.00 0.00 0.00 12:50:04 veth5c413f6 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 12:50:04 vethdcdef86 3.99 4.24 0.85 1.74 0.00 0.00 0.00 0.00 13:00:04 lo 69.05 69.05 319.80 319.80 0.00 0.00 0.00 0.00 13:00:04 ens3 16.97 14.36 34.54 5.23 0.00 0.00 0.00 0.00 13:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:04 br-dc6bf80dad13 60.09 68.21 86.32 267.38 0.00 0.00 0.00 0.00 13:00:04 veth7037371 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 13:00:04 vethc5fd659 32.57 31.34 269.75 67.28 0.00 0.00 0.00 0.02 13:00:04 veth6301027 19.64 21.06 67.15 65.93 0.00 0.00 0.00 0.01 13:00:04 vethe014a8c 152.07 159.01 101.98 80.06 0.00 0.00 0.00 0.01 13:00:04 veth5c413f6 77.44 86.02 86.85 533.53 0.00 0.00 0.00 0.04 13:00:04 vethafc096b 121.00 112.62 130.85 68.74 0.00 0.00 0.00 0.01 13:00:04 veth36c7501 48.65 48.77 29.24 37.41 0.00 0.00 0.00 0.00 Average: lo 18.24 18.24 81.30 81.30 0.00 0.00 0.00 0.00 Average: ens3 162.40 95.59 1625.15 27.38 0.00 0.00 0.00 0.00 Average: docker0 7.54 14.02 0.55 221.10 0.00 0.00 0.00 0.00 Average: br-dc6bf80dad13 15.29 17.35 21.90 67.82 0.00 0.00 0.00 0.00 Average: veth7037371 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethc5fd659 8.27 7.97 68.42 17.07 0.00 0.00 0.00 0.01 Average: veth6301027 4.99 5.37 17.03 16.72 0.00 0.00 0.00 0.00 Average: vethe014a8c 39.66 41.38 26.31 20.53 0.00 0.00 0.00 0.00 Average: veth5c413f6 19.65 21.84 22.03 135.33 0.00 0.00 0.00 0.01 Average: vethafc096b 30.69 28.57 33.19 17.44 0.00 0.00 0.00 0.00 Average: veth36c7501 12.34 12.37 7.42 9.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3350) 10/19/26 _x86_64_ (8 CPU) 12:11:37 LINUX RESTART (8 CPU) 12:20:38 CPU %user %nice %system %iowait %steal %idle 12:30:04 all 0.11 0.00 0.01 0.01 0.00 99.87 12:30:04 0 0.01 0.00 0.01 0.00 0.00 99.98 12:30:04 1 0.68 0.00 0.02 0.00 0.00 99.30 12:30:04 2 0.01 0.00 0.01 0.01 0.00 99.98 12:30:04 3 0.02 0.00 0.02 0.00 0.00 99.96 12:30:04 4 0.00 0.00 0.01 0.05 0.00 99.94 12:30:04 5 0.05 0.00 0.01 0.00 0.00 99.94 12:30:04 6 0.05 0.00 0.01 0.00 0.00 99.94 12:30:04 7 0.02 0.00 0.02 0.01 0.00 99.95 12:40:01 all 4.02 0.00 0.77 0.38 0.00 94.84 12:40:01 0 5.01 0.00 0.85 0.35 0.00 93.79 12:40:01 1 2.88 0.00 0.73 0.17 0.00 96.22 12:40:01 2 3.20 0.00 0.76 0.30 0.01 95.74 12:40:01 3 5.36 0.00 0.84 0.27 0.00 93.52 12:40:01 4 4.02 0.00 0.55 0.19 0.00 95.23 12:40:01 5 4.87 0.00 0.66 0.23 0.00 94.25 12:40:01 6 2.72 0.00 0.96 0.87 0.00 95.45 12:40:01 7 4.08 0.00 0.80 0.64 0.00 94.49 12:50:04 all 38.55 0.02 5.29 1.77 0.02 54.36 12:50:04 0 35.74 0.01 5.84 1.69 0.02 56.70 12:50:04 1 38.54 0.04 5.18 1.67 0.02 54.55 12:50:04 2 41.32 0.02 4.99 1.55 0.02 52.11 12:50:04 3 39.44 0.01 5.11 2.03 0.02 53.39 12:50:04 4 37.74 0.04 5.53 1.51 0.02 55.17 12:50:04 5 36.39 0.02 5.15 1.67 0.02 56.76 12:50:04 6 39.58 0.02 5.19 2.31 0.02 52.88 12:50:04 7 39.63 0.01 5.32 1.73 0.02 53.29 13:00:04 all 23.98 0.01 4.66 0.25 0.01 71.09 13:00:04 0 22.99 0.01 5.68 0.19 0.01 71.11 13:00:04 1 24.13 0.03 5.06 0.21 0.01 70.56 13:00:04 2 24.45 0.01 4.89 0.20 0.02 70.43 13:00:04 3 23.43 0.02 4.29 0.15 0.01 72.11 13:00:04 4 24.35 0.01 4.56 0.24 0.02 70.82 13:00:04 5 24.13 0.00 4.33 0.41 0.01 71.11 13:00:04 6 24.59 0.01 4.20 0.20 0.02 71.00 13:00:04 7 23.77 0.01 4.23 0.41 0.02 71.57 Average: all 16.89 0.01 2.72 0.61 0.01 79.77 Average: 0 16.20 0.01 3.15 0.57 0.01 80.07 Average: 1 16.77 0.02 2.79 0.52 0.01 79.90 Average: 2 17.49 0.01 2.70 0.52 0.01 79.28 Average: 3 17.30 0.01 2.60 0.62 0.01 79.46 Average: 4 16.74 0.01 2.69 0.50 0.01 80.04 Average: 5 16.57 0.00 2.57 0.58 0.01 80.27 Average: 6 16.94 0.01 2.62 0.86 0.01 79.56 Average: 7 17.10 0.00 2.62 0.71 0.01 79.56