---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19087 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 18G 137G 12% / 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 795 19027 4 12268 30829 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:9c:fc:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.187/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83911sec preferred_lft 83911sec inet6 fe80::f816:3eff:fe9c:fc11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:ce:2f:62:a0:62 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 ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19087) 02/21/26 _x86_64_ (8 CPU) 21:33:03 LINUX RESTART (8 CPU) 21:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:00 15.15 0.74 13.47 0.94 21.08 4138.38 2997.92 22:00:01 6.98 0.00 5.98 0.99 0.71 437.67 74.81 22:10:03 337.40 3.25 328.96 5.20 207.59 26519.14 64663.97 Average: 120.16 1.33 116.45 2.38 76.64 10385.88 22639.33 21:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:00 22244168 26789772 5509100 16.76 173924 4556104 8200124 24.18 839296 9260588 940 22:00:01 24206516 28844524 3454676 10.51 175044 4642824 7340112 21.65 854724 7296468 3164 22:10:03 18135356 30300512 1935224 5.89 487564 11113272 2320212 6.84 1996164 11427664 176 Average: 21528680 28644936 3633000 11.06 278844 6770733 5953483 17.56 1230061 9328240 1427 21:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:00 lo 4.41 4.41 1.40 1.40 0.00 0.00 0.00 0.00 21:50:00 ens3 191.53 109.69 393.33 50.41 0.00 0.00 0.00 0.00 21:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 3.64 3.64 0.63 0.63 0.00 0.00 0.00 0.00 22:00:01 ens3 3.75 3.18 0.96 1.44 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:03 lo 5.59 5.59 0.32 0.32 0.00 0.00 0.00 0.00 22:10:03 ens3 260.13 160.93 1502.14 56.45 0.00 0.00 0.00 0.00 22:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.54 4.54 0.78 0.78 0.00 0.00 0.00 0.00 Average: ens3 151.79 91.27 633.09 36.09 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19087) 02/21/26 _x86_64_ (8 CPU) 21:33:03 LINUX RESTART (8 CPU) 21:40:03 CPU %user %nice %system %iowait %steal %idle 21:50:00 all 63.54 0.00 1.97 0.04 0.09 34.35 21:50:00 0 66.14 0.00 1.92 0.01 0.09 31.84 21:50:00 1 62.01 0.00 1.88 0.06 0.09 35.97 21:50:00 2 61.90 0.00 2.01 0.03 0.09 35.97 21:50:00 3 65.55 0.00 2.09 0.02 0.10 32.24 21:50:00 4 62.95 0.00 1.88 0.01 0.09 35.06 21:50:00 5 63.07 0.00 2.07 0.07 0.09 34.70 21:50:00 6 60.36 0.00 1.85 0.03 0.09 37.67 21:50:00 7 66.33 0.00 2.10 0.09 0.09 31.39 22:00:01 all 97.02 0.00 2.76 0.00 0.12 0.11 22:00:01 0 97.07 0.00 2.73 0.00 0.12 0.08 22:00:01 1 97.11 0.00 2.67 0.00 0.12 0.10 22:00:01 2 97.09 0.00 2.68 0.00 0.12 0.11 22:00:01 3 96.72 0.00 3.07 0.00 0.11 0.10 22:00:01 4 97.23 0.00 2.56 0.00 0.11 0.10 22:00:01 5 96.81 0.00 2.95 0.00 0.12 0.12 22:00:01 6 97.13 0.00 2.65 0.00 0.11 0.11 22:00:01 7 96.97 0.00 2.76 0.00 0.12 0.15 22:10:03 all 30.02 0.00 2.36 0.52 0.07 67.04 22:10:03 0 26.43 0.00 1.92 0.70 0.07 70.88 22:10:03 1 30.69 0.00 2.87 0.52 0.08 65.84 22:10:03 2 28.09 0.00 1.80 0.33 0.07 69.70 22:10:03 3 33.90 0.00 2.98 0.75 0.07 62.29 22:10:03 4 27.30 0.00 2.28 0.43 0.07 69.92 22:10:03 5 31.65 0.00 2.34 0.42 0.07 65.53 22:10:03 6 25.85 0.00 2.18 0.67 0.07 71.23 22:10:03 7 36.24 0.00 2.50 0.30 0.08 60.89 Average: all 63.55 0.00 2.36 0.19 0.09 33.80 Average: 0 63.23 0.00 2.19 0.23 0.10 34.25 Average: 1 63.29 0.00 2.47 0.19 0.10 33.95 Average: 2 62.38 0.00 2.16 0.12 0.09 35.24 Average: 3 65.44 0.00 2.72 0.26 0.09 31.49 Average: 4 62.52 0.00 2.24 0.15 0.09 35.00 Average: 5 63.88 0.00 2.45 0.16 0.09 33.41 Average: 6 61.15 0.00 2.23 0.23 0.09 36.30 Average: 7 66.54 0.00 2.45 0.13 0.10 30.79